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@jacoelho
Created January 17, 2018 10:30
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2018-01-17 10:11:51 +0000 [info]: reading config file path="/etc/td-agent/td-agent.conf"
2018-01-17 10:11:51 +0000 [info]: starting fluentd-0.14.11 pid=1743
2018-01-17 10:11:51 +0000 [info]: spawn command to main: cmdline=["/opt/td-agent/embedded/bin/ruby", "-Eascii-8bit:ascii-8bit", "/usr/sbin/td-agent", "--log", "/var/log/td-agent/td-agent.log", "--use-v1-config", "--group", "td-agent", "--daemon", "/var/run/td-agent/td-agent.pid", "--under-supervisor"]
2018-01-17 10:11:51 +0000 [info]: reading config file path="/etc/td-agent/td-agent.conf"
2018-01-17 10:11:51 +0000 [info]: starting fluentd-0.14.11 without supervision pid=1753
2018-01-17 10:11:52 +0000 [info]: gem 'fluent-mixin-plaintextformatter' version '0.2.6'
2018-01-17 10:11:52 +0000 [info]: gem 'fluent-plugin-kafka' version '0.6.1'
2018-01-17 10:11:52 +0000 [info]: gem 'fluent-plugin-mongo' version '0.8.1'
2018-01-17 10:11:52 +0000 [info]: gem 'fluent-plugin-prometheus' version '1.0.0'
2018-01-17 10:11:52 +0000 [info]: gem 'fluent-plugin-prometheus' version '0.3.0'
2018-01-17 10:11:52 +0000 [info]: gem 'fluent-plugin-rewrite-tag-filter' version '1.5.6'
2018-01-17 10:11:52 +0000 [info]: gem 'fluent-plugin-s3' version '0.8.5'
2018-01-17 10:11:52 +0000 [info]: gem 'fluent-plugin-scribe' version '0.10.14'
2018-01-17 10:11:52 +0000 [info]: gem 'fluent-plugin-td' version '0.10.29'
2018-01-17 10:11:52 +0000 [info]: gem 'fluent-plugin-td-monitoring' version '0.2.3'
2018-01-17 10:11:52 +0000 [info]: gem 'fluent-plugin-webhdfs' version '0.7.1'
2018-01-17 10:11:52 +0000 [info]: gem 'fluentd' version '0.14.11'
2018-01-17 10:11:52 +0000 [info]: gem 'fluentd' version '0.12.40'
2018-01-17 10:11:52 +0000 [info]: adding filter pattern="**" type="record_transformer"
2018-01-17 10:11:52 +0000 [info]: adding match pattern="**" type="kafka_buffered"
2018-01-17 10:11:52 +0000 [warn]: secondary type should be same with primary one primary="Fluent::KafkaOutputBuffered" secondary="Fluent::Plugin::FileOutput"
2018-01-17 10:11:52 +0000 [info]: brokers has been set directly: ["localhost:9092"]
2018-01-17 10:11:52 +0000 [info]: adding source type="prometheus"
2018-01-17 10:11:52 +0000 [info]: adding source type="monitor_agent"
2018-01-17 10:11:52 +0000 [info]: adding source type="prometheus_monitor"
2018-01-17 10:11:52 +0000 [info]: adding source type="prometheus_output_monitor"
2018-01-17 10:11:52 +0000 [info]: adding source type="prometheus_tail_monitor"
2018-01-17 10:11:52 +0000 [info]: adding source type="tail"
2018-01-17 10:11:52 +0000 [info]: using configuration file: <ROOT>
<filter>
@type record_transformer
<record>
hostname squid01
timestamp ${time}
tag ${tag}
</record>
</filter>
<match **>
@type kafka_buffered
brokers "localhost:9092"
buffer_type "file"
buffer_path /var/log/td-agent/buffer/td
flush_interval 5s
flush_at_shutdown true
default_topic "log_raw"
output_data_type "json"
compression_codec "gzip"
max_send_retries 1
required_acks -1
retry_limit 5
<secondary>
@type "file"
path "/var/log/td-agent/failed/"
<buffer time>
path /var/log/td-agent/failed/
</buffer>
</secondary>
<buffer>
flush_mode interval
retry_type exponential_backoff
@type file
path /var/log/td-agent/buffer/td
flush_interval 5s
retry_max_times 5
flush_at_shutdown true
</buffer>
</match>
<source>
@type prometheus
port 9127
metrics_path "/metrics"
</source>
<source>
@type monitor_agent
</source>
<source>
@type prometheus_monitor
<labels>
host ${hostname}
</labels>
</source>
<source>
@type prometheus_output_monitor
<labels>
host ${hostname}
</labels>
</source>
<source>
@type prometheus_tail_monitor
<labels>
host ${hostname}
</labels>
</source>
<source>
@type tail
path "/var/log/squid/access.log"
pos_file "/var/log/td-agent/squid.pos"
tag "squid"
format /^(?<time>(\d+))\.\d+\s+(?<duration>(\d+))\s+(?<client_ip>([^ ]*))\s+(?<cache>([A-Z_]+))\/(?<status>(\d{3}))\s+(?<bytes>(\d+))\s+(?<method>([A-Z]+))\s+(?<url>([^ ]*))\s+(?<user>([^ ]*))\s+(?<hierarchy_type>([A-Z_]+))\/(?<hierarchy_target>([^ ]+))\s+(?<content_type>([^ ]*))\s+"(?<referrer>[^\"]*)"\s+"(?<agent>[^\"]*)"$/
enable_watch_timer false
time_format %S
<parse>
time_format %S
@type regexp
expression ^(?<time>(\d+))\.\d+\s+(?<duration>(\d+))\s+(?<client_ip>([^ ]*))\s+(?<cache>([A-Z_]+))\/(?<status>(\d{3}))\s+(?<bytes>(\d+))\s+(?<method>([A-Z]+))\s+(?<url>([^ ]*))\s+(?<user>([^ ]*))\s+(?<hierarchy_type>([A-Z_]+))\/(?<hierarchy_target>([^ ]+))\s+(?<content_type>([^ ]*))\s+"(?<referrer>[^\"]*)"\s+"(?<agent>[^\"]*)"$
</parse>
</source>
</ROOT>
2018-01-17 10:11:52 +0000 [info]: starting fluentd worker pid=1753 ppid=1748 worker="0"
2018-01-17 10:11:52 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:11:52 +0000 [info]: following tail of /var/log/squid/access.log
2018-01-17 10:11:52 +0000 [info]: fluentd worker is now running
2018-01-17 10:11:57 +0000 [error]: Unexpected error raised. Stopping the timer. title=:in_prometheus_tail_monitor error_class=NoMethodError error="undefined method `[]' for nil:NilClass"
2018-01-17 10:11:57 +0000 [error]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-prometheus-1.0.0/lib/fluent/plugin/in_prometheus_tail_monitor.rb:65:in `block in update_monitor_info'
2018-01-17 10:11:57 +0000 [error]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-prometheus-1.0.0/lib/fluent/plugin/in_prometheus_tail_monitor.rb:64:in `each'
2018-01-17 10:11:57 +0000 [error]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-prometheus-1.0.0/lib/fluent/plugin/in_prometheus_tail_monitor.rb:64:in `update_monitor_info'
2018-01-17 10:11:57 +0000 [error]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/timer.rb:77:in `call'
2018-01-17 10:11:57 +0000 [error]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/timer.rb:77:in `on_timer'
2018-01-17 10:11:57 +0000 [error]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/cool.io-1.4.5-x86_64-linux/lib/cool.io/loop.rb:88:in `run_once'
2018-01-17 10:11:57 +0000 [error]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/cool.io-1.4.5-x86_64-linux/lib/cool.io/loop.rb:88:in `run'
2018-01-17 10:11:57 +0000 [error]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/event_loop.rb:77:in `block in start'
2018-01-17 10:11:57 +0000 [error]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:11:57 +0000 [error]: Timer detached. title=:in_prometheus_tail_monitor
2018-01-17 10:11:58 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:11:58 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:303:in `block in write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/event.rb:323:in `each'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/event.rb:323:in `block in each'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/buffer/file_chunk.rb:143:in `open'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/event.rb:322:in `each'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:271:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:11:58 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:11:58 +0000 [warn]: failed to flush the buffer. retry_time=0 next_retry_seconds=2018-01-17 10:11:59 +0000 chunk="562f6137ea5aa90405c48f4492c50496" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:11:58 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
2018-01-17 10:11:58 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
2018-01-17 10:11:58 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
2018-01-17 10:11:58 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
2018-01-17 10:11:58 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
2018-01-17 10:11:58 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
2018-01-17 10:11:58 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
2018-01-17 10:11:58 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
2018-01-17 10:11:58 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
2018-01-17 10:11:58 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
2018-01-17 10:11:58 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:303:in `block in write'
2018-01-17 10:11:58 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/event.rb:323:in `each'
2018-01-17 10:11:58 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/event.rb:323:in `block in each'
2018-01-17 10:11:58 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/buffer/file_chunk.rb:143:in `open'
2018-01-17 10:11:58 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/event.rb:322:in `each'
2018-01-17 10:11:58 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:271:in `write'
2018-01-17 10:11:58 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
2018-01-17 10:11:58 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
2018-01-17 10:11:58 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
2018-01-17 10:11:58 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
2018-01-17 10:11:58 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:11:59 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:11:59 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:303:in `block in write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/event.rb:323:in `each'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/event.rb:323:in `block in each'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/buffer/file_chunk.rb:143:in `open'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/event.rb:322:in `each'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:271:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:11:59 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:11:59 +0000 [warn]: failed to flush the buffer. retry_time=0 next_retry_seconds=2018-01-17 10:11:59 +0000 chunk="562f6137ea5aa90405c48f4492c50496" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:11:59 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:12:00 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:12:00 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:303:in `block in write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/event.rb:323:in `each'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/event.rb:323:in `block in each'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/buffer/file_chunk.rb:143:in `open'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/event.rb:322:in `each'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:271:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:12:00 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:12:00 +0000 [warn]: failed to flush the buffer. retry_time=1 next_retry_seconds=2018-01-17 10:12:00 +0000 chunk="562f6137ea5aa90405c48f4492c50496" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:12:00 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:12:01 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:12:01 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:303:in `block in write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/event.rb:323:in `each'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/event.rb:323:in `block in each'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/buffer/file_chunk.rb:143:in `open'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/event.rb:322:in `each'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:271:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:12:01 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:12:01 +0000 [warn]: failed to flush the buffer. retry_time=2 next_retry_seconds=2018-01-17 10:12:01 +0000 chunk="562f6137ea5aa90405c48f4492c50496" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:12:01 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:12:06 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:12:06 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:303:in `block in write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/event.rb:323:in `each'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/event.rb:323:in `block in each'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/buffer/file_chunk.rb:143:in `open'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/event.rb:322:in `each'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:271:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:12:06 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:12:06 +0000 [warn]: failed to flush the buffer. retry_time=3 next_retry_seconds=2018-01-17 10:12:06 +0000 chunk="562f6137ea5aa90405c48f4492c50496" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:12:06 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:12:13 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:12:13 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:303:in `block in write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/event.rb:323:in `each'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/event.rb:323:in `block in each'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/buffer/file_chunk.rb:143:in `open'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/event.rb:322:in `each'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:271:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:12:13 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:12:13 +0000 [warn]: failed to flush the buffer. retry_time=4 next_retry_seconds=2018-01-17 10:12:13 +0000 chunk="562f6137ea5aa90405c48f4492c50496" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:12:13 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:12:28 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:12:28 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:303:in `block in write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/event.rb:323:in `each'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/event.rb:323:in `block in each'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/buffer/file_chunk.rb:143:in `open'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/event.rb:322:in `each'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:271:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:12:28 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:12:28 +0000 [error]: failed to flush the buffer, and hit limit for retries. dropping all chunks in the buffer queue. retry_times=5 records=10210 error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:12:28 +0000 [error]: suppressed same stacktrace
2018-01-17 10:12:31 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:12:31 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:12:31 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:12:31 +0000 [warn]: failed to flush the buffer. retry_time=0 next_retry_seconds=2018-01-17 10:12:32 +0000 chunk="562f6158168520fde6e9e6e736675566" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:12:31 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
2018-01-17 10:12:31 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
2018-01-17 10:12:31 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
2018-01-17 10:12:31 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
2018-01-17 10:12:31 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
2018-01-17 10:12:31 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
2018-01-17 10:12:31 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
2018-01-17 10:12:31 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
2018-01-17 10:12:31 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
2018-01-17 10:12:31 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
2018-01-17 10:12:31 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
2018-01-17 10:12:31 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
2018-01-17 10:12:31 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
2018-01-17 10:12:31 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
2018-01-17 10:12:31 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
2018-01-17 10:12:31 +0000 [warn]: /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:12:32 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:12:32 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:12:32 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:12:32 +0000 [warn]: failed to flush the buffer. retry_time=0 next_retry_seconds=2018-01-17 10:12:32 +0000 chunk="562f6158168520fde6e9e6e736675566" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:12:32 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:12:33 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:12:33 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:12:33 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:12:33 +0000 [warn]: failed to flush the buffer. retry_time=1 next_retry_seconds=2018-01-17 10:12:33 +0000 chunk="562f6158168520fde6e9e6e736675566" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:12:33 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:12:35 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:12:35 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:12:35 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:12:35 +0000 [warn]: failed to flush the buffer. retry_time=2 next_retry_seconds=2018-01-17 10:12:35 +0000 chunk="562f6158168520fde6e9e6e736675566" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:12:35 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:12:39 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:12:39 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:12:39 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:12:39 +0000 [warn]: failed to flush the buffer. retry_time=3 next_retry_seconds=2018-01-17 10:12:39 +0000 chunk="562f6158168520fde6e9e6e736675566" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:12:39 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:12:47 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:12:47 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:12:47 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:12:47 +0000 [warn]: failed to flush the buffer. retry_time=4 next_retry_seconds=2018-01-17 10:12:47 +0000 chunk="562f6158168520fde6e9e6e736675566" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:12:47 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:13:03 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:13:03 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:13:03 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:13:03 +0000 [error]: failed to flush the buffer, and hit limit for retries. dropping all chunks in the buffer queue. retry_times=5 records=2151 error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:13:03 +0000 [error]: suppressed same stacktrace
2018-01-17 10:13:06 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:13:06 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:13:06 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:13:06 +0000 [warn]: failed to flush the buffer. retry_time=0 next_retry_seconds=2018-01-17 10:13:07 +0000 chunk="562f6179a381af2b0173e2aaa988818f" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:13:06 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:13:07 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:13:07 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:13:07 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:13:07 +0000 [warn]: failed to flush the buffer. retry_time=0 next_retry_seconds=2018-01-17 10:13:07 +0000 chunk="562f6179a381af2b0173e2aaa988818f" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:13:07 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:13:08 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:13:08 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:13:08 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:13:08 +0000 [warn]: failed to flush the buffer. retry_time=1 next_retry_seconds=2018-01-17 10:13:08 +0000 chunk="562f6179a381af2b0173e2aaa988818f" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:13:08 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:13:10 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:13:10 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:13:10 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:13:10 +0000 [warn]: failed to flush the buffer. retry_time=2 next_retry_seconds=2018-01-17 10:13:10 +0000 chunk="562f6179a381af2b0173e2aaa988818f" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:13:10 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:13:14 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:13:14 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:13:14 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:13:14 +0000 [warn]: failed to flush the buffer. retry_time=3 next_retry_seconds=2018-01-17 10:13:14 +0000 chunk="562f6179a381af2b0173e2aaa988818f" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:13:14 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:13:22 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:13:22 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:13:22 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:13:22 +0000 [warn]: failed to flush the buffer. retry_time=4 next_retry_seconds=2018-01-17 10:13:22 +0000 chunk="562f6179a381af2b0173e2aaa988818f" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:13:22 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:13:39 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:13:39 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:13:39 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:13:39 +0000 [error]: failed to flush the buffer, and hit limit for retries. dropping all chunks in the buffer queue. retry_times=5 records=1819 error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:13:39 +0000 [error]: suppressed same stacktrace
2018-01-17 10:13:40 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:13:40 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:13:40 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:13:40 +0000 [warn]: failed to flush the buffer. retry_time=0 next_retry_seconds=2018-01-17 10:13:41 +0000 chunk="562f619abaf0cf033f1495efbf23c024" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:13:40 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:13:41 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:13:41 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:13:41 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:13:41 +0000 [warn]: failed to flush the buffer. retry_time=0 next_retry_seconds=2018-01-17 10:13:41 +0000 chunk="562f619abaf0cf033f1495efbf23c024" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:13:41 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:13:42 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:13:42 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:13:42 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:13:42 +0000 [warn]: failed to flush the buffer. retry_time=1 next_retry_seconds=2018-01-17 10:13:42 +0000 chunk="562f619abaf0cf033f1495efbf23c024" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:13:42 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:13:44 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:13:44 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:13:44 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:13:44 +0000 [warn]: failed to flush the buffer. retry_time=2 next_retry_seconds=2018-01-17 10:13:44 +0000 chunk="562f619abaf0cf033f1495efbf23c024" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:13:44 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:13:48 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:13:48 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:13:48 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:13:48 +0000 [warn]: failed to flush the buffer. retry_time=3 next_retry_seconds=2018-01-17 10:13:48 +0000 chunk="562f619abaf0cf033f1495efbf23c024" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:13:48 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:13:56 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:13:56 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:13:56 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:13:56 +0000 [warn]: failed to flush the buffer. retry_time=4 next_retry_seconds=2018-01-17 10:13:56 +0000 chunk="562f619abaf0cf033f1495efbf23c024" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:13:56 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:14:13 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:14:13 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:14:13 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:14:13 +0000 [error]: failed to flush the buffer, and hit limit for retries. dropping all chunks in the buffer queue. retry_times=5 records=2495 error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:14:13 +0000 [error]: suppressed same stacktrace
2018-01-17 10:14:14 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:14:14 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:14:14 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:14:14 +0000 [warn]: failed to flush the buffer. retry_time=0 next_retry_seconds=2018-01-17 10:14:15 +0000 chunk="562f61ba5a3c20a354dd72dc1cb74467" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:14:14 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:14:15 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:14:15 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:14:15 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:14:15 +0000 [warn]: failed to flush the buffer. retry_time=0 next_retry_seconds=2018-01-17 10:14:15 +0000 chunk="562f61ba5a3c20a354dd72dc1cb74467" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:14:15 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:14:16 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:14:16 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:14:16 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:14:16 +0000 [warn]: failed to flush the buffer. retry_time=1 next_retry_seconds=2018-01-17 10:14:16 +0000 chunk="562f61ba5a3c20a354dd72dc1cb74467" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:14:16 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:14:17 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:14:17 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:14:17 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:14:17 +0000 [warn]: failed to flush the buffer. retry_time=2 next_retry_seconds=2018-01-17 10:14:17 +0000 chunk="562f61ba5a3c20a354dd72dc1cb74467" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:14:17 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:14:22 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:14:22 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:14:22 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:14:22 +0000 [warn]: failed to flush the buffer. retry_time=3 next_retry_seconds=2018-01-17 10:14:22 +0000 chunk="562f61ba5a3c20a354dd72dc1cb74467" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:14:22 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:14:29 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:14:29 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:14:29 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:14:29 +0000 [warn]: failed to flush the buffer. retry_time=4 next_retry_seconds=2018-01-17 10:14:29 +0000 chunk="562f61ba5a3c20a354dd72dc1cb74467" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:14:29 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:14:45 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:14:45 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:14:45 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:14:45 +0000 [error]: failed to flush the buffer, and hit limit for retries. dropping all chunks in the buffer queue. retry_times=5 records=2150 error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:14:45 +0000 [error]: suppressed same stacktrace
2018-01-17 10:14:47 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:14:47 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:14:47 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:14:47 +0000 [warn]: failed to flush the buffer. retry_time=0 next_retry_seconds=2018-01-17 10:14:48 +0000 chunk="562f61d9e5a866a71dfa60a596c4a7b3" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:14:47 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:14:48 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:14:48 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:14:48 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:14:48 +0000 [warn]: failed to flush the buffer. retry_time=0 next_retry_seconds=2018-01-17 10:14:48 +0000 chunk="562f61d9e5a866a71dfa60a596c4a7b3" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:14:48 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:14:49 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:14:49 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:14:49 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:14:49 +0000 [warn]: failed to flush the buffer. retry_time=1 next_retry_seconds=2018-01-17 10:14:49 +0000 chunk="562f61d9e5a866a71dfa60a596c4a7b3" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:14:49 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:14:51 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:14:51 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:14:51 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:14:51 +0000 [warn]: failed to flush the buffer. retry_time=2 next_retry_seconds=2018-01-17 10:14:51 +0000 chunk="562f61d9e5a866a71dfa60a596c4a7b3" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:14:51 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:14:55 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:14:55 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:14:55 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:14:55 +0000 [warn]: failed to flush the buffer. retry_time=3 next_retry_seconds=2018-01-17 10:14:55 +0000 chunk="562f61d9e5a866a71dfa60a596c4a7b3" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:14:55 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:15:02 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:15:02 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:15:02 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:15:02 +0000 [warn]: failed to flush the buffer. retry_time=4 next_retry_seconds=2018-01-17 10:15:02 +0000 chunk="562f61d9e5a866a71dfa60a596c4a7b3" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:15:02 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:15:20 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:15:20 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:15:20 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:15:20 +0000 [error]: failed to flush the buffer, and hit limit for retries. dropping all chunks in the buffer queue. retry_times=5 records=2502 error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:15:20 +0000 [error]: suppressed same stacktrace
2018-01-17 10:15:20 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:15:20 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:15:20 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:15:20 +0000 [warn]: failed to flush the buffer. retry_time=0 next_retry_seconds=2018-01-17 10:15:21 +0000 chunk="562f61fa32c25903fcd576a35175d932" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:15:20 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:15:21 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:15:21 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:15:21 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:15:21 +0000 [warn]: failed to flush the buffer. retry_time=0 next_retry_seconds=2018-01-17 10:15:21 +0000 chunk="562f61fa32c25903fcd576a35175d932" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:15:21 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:15:22 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:15:22 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:15:22 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:15:22 +0000 [warn]: failed to flush the buffer. retry_time=1 next_retry_seconds=2018-01-17 10:15:22 +0000 chunk="562f61fa32c25903fcd576a35175d932" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:15:22 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:15:24 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:15:24 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:15:24 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:15:24 +0000 [warn]: failed to flush the buffer. retry_time=2 next_retry_seconds=2018-01-17 10:15:24 +0000 chunk="562f61fa32c25903fcd576a35175d932" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:15:24 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:15:29 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:15:29 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:15:29 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:15:29 +0000 [warn]: failed to flush the buffer. retry_time=3 next_retry_seconds=2018-01-17 10:15:29 +0000 chunk="562f61fa32c25903fcd576a35175d932" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:15:29 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:15:37 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:15:37 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:15:37 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:15:37 +0000 [warn]: failed to flush the buffer. retry_time=4 next_retry_seconds=2018-01-17 10:15:37 +0000 chunk="562f61fa32c25903fcd576a35175d932" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:15:37 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:15:52 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:15:52 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:15:52 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:15:52 +0000 [error]: failed to flush the buffer, and hit limit for retries. dropping all chunks in the buffer queue. retry_times=5 records=2103 error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:15:52 +0000 [error]: suppressed same stacktrace
2018-01-17 10:15:54 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:15:54 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:15:54 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:15:54 +0000 [warn]: failed to flush the buffer. retry_time=0 next_retry_seconds=2018-01-17 10:15:55 +0000 chunk="562f62192132ec50771a196e473d6e64" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:15:54 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:15:55 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:15:55 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:15:55 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:15:55 +0000 [warn]: failed to flush the buffer. retry_time=0 next_retry_seconds=2018-01-17 10:15:55 +0000 chunk="562f62192132ec50771a196e473d6e64" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:15:55 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:15:56 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:15:56 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:15:56 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:15:56 +0000 [warn]: failed to flush the buffer. retry_time=1 next_retry_seconds=2018-01-17 10:15:56 +0000 chunk="562f62192132ec50771a196e473d6e64" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:15:56 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:15:57 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:15:57 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:15:57 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:15:57 +0000 [warn]: failed to flush the buffer. retry_time=2 next_retry_seconds=2018-01-17 10:15:57 +0000 chunk="562f62192132ec50771a196e473d6e64" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:15:57 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:16:01 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:16:01 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:16:01 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:16:01 +0000 [warn]: failed to flush the buffer. retry_time=3 next_retry_seconds=2018-01-17 10:16:01 +0000 chunk="562f62192132ec50771a196e473d6e64" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:16:01 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:16:08 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:16:08 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:16:08 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:16:08 +0000 [warn]: failed to flush the buffer. retry_time=4 next_retry_seconds=2018-01-17 10:16:08 +0000 chunk="562f62192132ec50771a196e473d6e64" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:16:08 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:16:24 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:16:24 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:16:24 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:16:24 +0000 [error]: failed to flush the buffer, and hit limit for retries. dropping all chunks in the buffer queue. retry_times=5 records=3543 error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:16:24 +0000 [error]: suppressed same stacktrace
2018-01-17 10:16:25 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:16:25 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:16:25 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:16:25 +0000 [warn]: failed to flush the buffer. retry_time=0 next_retry_seconds=2018-01-17 10:16:26 +0000 chunk="562f62383f4c58cc79357847c117b3a7" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:16:25 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:16:26 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:16:26 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:16:26 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:16:26 +0000 [warn]: failed to flush the buffer. retry_time=0 next_retry_seconds=2018-01-17 10:16:26 +0000 chunk="562f62383f4c58cc79357847c117b3a7" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:16:26 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:16:27 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:16:27 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:16:27 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:16:27 +0000 [warn]: failed to flush the buffer. retry_time=1 next_retry_seconds=2018-01-17 10:16:27 +0000 chunk="562f62383f4c58cc79357847c117b3a7" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:16:27 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:16:29 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:16:29 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:16:29 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:16:29 +0000 [warn]: failed to flush the buffer. retry_time=2 next_retry_seconds=2018-01-17 10:16:29 +0000 chunk="562f62383f4c58cc79357847c117b3a7" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:16:29 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:16:33 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:16:33 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:16:33 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:16:33 +0000 [warn]: failed to flush the buffer. retry_time=3 next_retry_seconds=2018-01-17 10:16:33 +0000 chunk="562f62383f4c58cc79357847c117b3a7" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:16:33 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:16:41 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:16:41 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:16:41 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:16:41 +0000 [warn]: failed to flush the buffer. retry_time=4 next_retry_seconds=2018-01-17 10:16:41 +0000 chunk="562f62383f4c58cc79357847c117b3a7" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:16:41 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:16:58 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:16:58 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:16:58 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:16:58 +0000 [error]: failed to flush the buffer, and hit limit for retries. dropping all chunks in the buffer queue. retry_times=5 records=2161 error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:16:58 +0000 [error]: suppressed same stacktrace
2018-01-17 10:17:00 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:17:00 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:17:00 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:17:00 +0000 [warn]: failed to flush the buffer. retry_time=0 next_retry_seconds=2018-01-17 10:17:01 +0000 chunk="562f625986110079bb51c30d65cf44e3" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:17:00 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:17:01 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:17:01 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:17:01 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:17:01 +0000 [warn]: failed to flush the buffer. retry_time=0 next_retry_seconds=2018-01-17 10:17:01 +0000 chunk="562f625986110079bb51c30d65cf44e3" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:17:01 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:17:02 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:17:02 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:17:02 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:17:02 +0000 [warn]: failed to flush the buffer. retry_time=1 next_retry_seconds=2018-01-17 10:17:02 +0000 chunk="562f625986110079bb51c30d65cf44e3" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:17:02 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:17:05 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:17:05 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:17:05 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:17:05 +0000 [warn]: failed to flush the buffer. retry_time=2 next_retry_seconds=2018-01-17 10:17:05 +0000 chunk="562f625986110079bb51c30d65cf44e3" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:17:05 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:17:08 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:17:08 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:17:08 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:17:08 +0000 [warn]: failed to flush the buffer. retry_time=3 next_retry_seconds=2018-01-17 10:17:08 +0000 chunk="562f625986110079bb51c30d65cf44e3" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:17:08 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:17:16 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:17:16 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:17:16 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:17:16 +0000 [warn]: failed to flush the buffer. retry_time=4 next_retry_seconds=2018-01-17 10:17:16 +0000 chunk="562f625986110079bb51c30d65cf44e3" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:17:16 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:17:31 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:17:31 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:17:31 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:17:31 +0000 [error]: failed to flush the buffer, and hit limit for retries. dropping all chunks in the buffer queue. retry_times=5 records=2146 error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:17:31 +0000 [error]: suppressed same stacktrace
2018-01-17 10:17:36 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:17:36 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:17:36 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:17:36 +0000 [warn]: failed to flush the buffer. retry_time=0 next_retry_seconds=2018-01-17 10:17:37 +0000 chunk="562f627c022a19c34a316bb34c81e423" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:17:36 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:17:37 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:17:37 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:17:37 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:17:37 +0000 [warn]: failed to flush the buffer. retry_time=0 next_retry_seconds=2018-01-17 10:17:37 +0000 chunk="562f627c022a19c34a316bb34c81e423" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:17:37 +0000 [warn]: suppressed same stacktrace
2018-01-17 10:17:38 +0000 [warn]: Send exception occurred: Could not connect to any of the seed brokers:
- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092
2018-01-17 10:17:38 +0000 [warn]: Exception Backtrace : /opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:220:in `fetch_cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:184:in `cluster_info'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:67:in `refresh_metadata!'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/cluster.rb:48:in `add_target_topics'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:280:in `deliver_messages_with_retries'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:242:in `block in deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `call'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/instrumenter.rb:21:in `instrument'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/ruby-kafka-0.4.2/lib/kafka/producer.rb:235:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:254:in `deliver_messages'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluent-plugin-kafka-0.6.1/lib/fluent/plugin/out_kafka_buffered.rb:317:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/compat/output.rb:129:in `write'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1009:in `try_flush'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:1234:in `flush_thread_run'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin/output.rb:398:in `block (2 levels) in start'
/opt/td-agent/embedded/lib/ruby/gems/2.1.0/gems/fluentd-0.14.11/lib/fluent/plugin_helper/thread.rb:66:in `block in thread_create'
2018-01-17 10:17:38 +0000 [info]: initialized kafka producer: kafka
2018-01-17 10:17:38 +0000 [warn]: failed to flush the buffer. retry_time=1 next_retry_seconds=2018-01-17 10:17:38 +0000 chunk="562f627c022a19c34a316bb34c81e423" error_class=Kafka::ConnectionError error="Could not connect to any of the seed brokers:\n- kafka://localhost:9092: Connection refused - connect(2) for 127.0.0.1:9092"
2018-01-17 10:17:38 +0000 [warn]: suppressed same stacktrace
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