gistfile1.txt

{:timestamp=>"2014-08-27T22:11:55.574000+0000", :message=>"Failed to flush outgoing items", :outgoing_count=>5000, :exception=>#<RuntimeError: Non-OK response code from Elasticsearch: 504>, :backtrace=>["/opt/logstash/lib/logstash/outputs/elasticsearch/protocol.rb:127:in `bulk_ftw'", "/opt/logstash/lib/logstash/outputs/elasticsearch/protocol.rb:80:in `bulk'", "/opt/logstash/lib/logstash/outputs/elasticsearch.rb:331:in `flush'", "/opt/logstash/vendor/bundle/jruby/1.9/gems/stud-0.0.17/lib/stud/buffer.rb:219:in `buffer_flush'", "org/jruby/RubyHash.java:1339:in `each'", "/opt/logstash/vendor/bundle/jruby/1.9/gems/stud-0.0.17/lib/stud/buffer.rb:216:in `buffer_flush'", "/opt/logstash/vendor/bundle/jruby/1.9/gems/stud-0.0.17/lib/stud/buffer.rb:193:in `buffer_flush'", "/opt/logstash/vendor/bundle/jruby/1.9/gems/stud-0.0.17/lib/stud/buffer.rb:159:in `buffer_receive'", "/opt/logstash/lib/logstash/outputs/elasticsearch.rb:327:in `receive'", "/opt/logstash/lib/logstash/outputs/base.rb:86:in `handle'", "(eval):23:in `initialize'", "org/jruby/RubyProc.java:271:in `call'", "/opt/logstash/lib/logstash/pipeline.rb:266:in `output'", "/opt/logstash/lib/logstash/pipeline.rb:225:in `outputworker'", "/opt/logstash/lib/logstash/pipeline.rb:152:in `start_outputs'"], :level=>:warn}