Created
March 7, 2015 19:58
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Default graylog.conf file in OVA 1.0
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# If you are running more than one instances of graylog-server you have to select one of these | |
# instances as master. The master will perform some periodical tasks that non-masters won't perform. | |
is_master = true | |
# The auto-generated node ID will be stored in this file and read after restarts. It is a good idea | |
# to use an absolute file path here if you are starting graylog-server from init scripts or similar. | |
node_id_file = /var/opt/graylog/graylog-server-node-id | |
# You MUST set a secret to secure/pepper the stored user passwords here. Use at least 64 characters. | |
# Generate one by using for example: pwgen -N 1 -s 96 | |
password_secret = | |
# the default root user is named 'admin' | |
root_username = admin | |
# You MUST specify a hash password for the root user (which you only need to initially set up the | |
# system and in case you lose connectivity to your authentication backend) | |
# This password cannot be changed using the API or via the web interface. If you need to change it, | |
# modify it in this file. | |
# Create one by using for example: echo -n yourpassword | shasum -a 256 | |
# and put the resulting hash value into the following line | |
root_password_sha2 = | |
# The time zone setting of the root user. | |
# Default is UTC | |
root_timezone = | |
# Set plugin directory here (relative or absolute) | |
plugin_dir = /opt/graylog/plugin | |
# REST API listen URI. Must be reachable by other graylog-server nodes if you run a cluster. | |
rest_listen_uri = http://0.0.0.0:12900/ | |
# REST API transport address. Defaults to the value of rest_listen_uri. Exception: If rest_listen_uri | |
# is set to a wildcard IP address (0.0.0.0) the first non-loopback IPv4 system address is used. | |
# This will be promoted in the cluster discovery APIs and other nodes may try to connect on this | |
# address. (see rest_listen_uri) | |
#rest_transport_uri = http://192.168.1.1:12900/ | |
# Enable CORS headers for REST api. This is necessary for JS-clients accessing the server directly. | |
# If these are disabled, modern browsers will not be able to retrieve resources from the server. | |
# This is disabled by default. Uncomment the next line to enable it. | |
#rest_enable_cors = true | |
# Enable GZIP support for REST api. This compresses API responses and therefore helps to reduce | |
# overall round trip times. This is disabled by default. Uncomment the next line to enable it. | |
#rest_enable_gzip = true | |
# Embedded Elasticsearch configuration file | |
# pay attention to the working directory of the server, maybe use an absolute path here | |
#elasticsearch_config_file = /etc/graylog-elasticsearch.yml | |
# (Approximate) maximum number of documents in an Elasticsearch index before a new index | |
# is being created, also see no_retention and elasticsearch_max_number_of_indices. | |
elasticsearch_max_docs_per_index = 20000000 | |
# Disable message retention on this node, i. e. disable Elasticsearch index rotation. | |
#no_retention = false | |
# How many indices do you want to keep? | |
# elasticsearch_max_number_of_indices*elasticsearch_max_docs_per_index=total number of messages in your setup | |
elasticsearch_max_number_of_indices = 20 | |
# Decide what happens with the oldest indices when the maximum number of indices is reached. | |
# The following strategies are availble: | |
# - delete # Deletes the index completely (Default) | |
# - close # Closes the index and hides it from the system. Can be re-opened later. | |
retention_strategy = delete | |
# How many Elasticsearch shards and replicas should be used per index? Note that this only applies to newly created indices. | |
elasticsearch_shards = 4 | |
elasticsearch_replicas = 1 | |
# Prefix for all Elasticsearch indices and index aliases managed by Graylog. | |
elasticsearch_index_prefix = graylog | |
# Do you want to allow searches with leading wildcards? This can be extremely resource hungry and should only | |
# be enabled with care. See also: http://graylog2.org/resources/documentation/general/queries | |
allow_leading_wildcard_searches = true | |
# Do you want to allow searches to be highlighted? Depending on the size of your messages this can be memory hungry and | |
# should only be enabled after making sure your Elasticsearch cluster has enough memory. | |
allow_highlighting = false | |
# settings to be passed to elasticsearch's client (overriding those in the provided elasticsearch_config_file) | |
# all these | |
# this must be the same as for your Elasticsearch cluster | |
#elasticsearch_cluster_name = graylog2 | |
# you could also leave this out, but makes it easier to identify the graylog client instance | |
#elasticsearch_node_name = graylog-server | |
# we don't want the graylog server to store any data, or be master node | |
#elasticsearch_node_master = false | |
#elasticsearch_node_data = false | |
# use a different port if you run multiple Elasticsearch nodes on one machine | |
#elasticsearch_transport_tcp_port = 9350 | |
# we don't need to run the embedded HTTP server here | |
#elasticsearch_http_enabled = false | |
#elasticsearch_discovery_zen_ping_multicast_enabled = false | |
elasticsearch_discovery_zen_ping_unicast_hosts = | |
# Change the following setting if you are running into problems with timeouts during Elasticsearch cluster discovery. | |
# The setting is specified in milliseconds, the default is 5000ms (5 seconds). | |
# elasticsearch_cluster_discovery_timeout = 5000 | |
# the following settings allow to change the bind addresses for the Elasticsearch client in graylog | |
# these settings are empty by default, letting Elasticsearch choose automatically, | |
# override them here or in the 'elasticsearch_config_file' if you need to bind to a special address | |
# refer to http://www.elasticsearch.org/guide/en/elasticsearch/reference/1.3/modules-network.html | |
# for special values here | |
# elasticsearch_network_host = | |
# elasticsearch_network_bind_host = | |
# elasticsearch_network_publish_host = | |
# The total amount of time discovery will look for other Elasticsearch nodes in the cluster | |
# before giving up and declaring the current node master. | |
#elasticsearch_discovery_initial_state_timeout = 3s | |
# Analyzer (tokenizer) to use for message and full_message field. The "standard" filter usually is a good idea. | |
# All supported analyzers are: standard, simple, whitespace, stop, keyword, pattern, language, snowball, custom | |
# Elasticsearch documentation: http://www.elasticsearch.org/guide/reference/index-modules/analysis/ | |
# Note that this setting only takes effect on newly created indices. | |
elasticsearch_analyzer = standard | |
# Batch size for the Elasticsearch output. This is the maximum (!) number of messages the Elasticsearch output | |
# module will get at once and write to Elasticsearch in a batch call. If the configured batch size has not been | |
# reached within output_flush_interval seconds, everything that is available will be flushed at once. Remember | |
# that every outputbuffer processor manages its own batch and performs its own batch write calls. | |
# ("outputbuffer_processors" variable) | |
output_batch_size = 25 | |
# Flush interval (in seconds) for the Elasticsearch output. This is the maximum amount of time between two | |
# batches of messages written to Elasticsearch. It is only effective at all if your minimum number of messages | |
# for this time period is less than output_batch_size * outputbuffer_processors. | |
output_flush_interval = 1 | |
# The number of parallel running processors. | |
# Raise this number if your buffers are filling up. | |
processbuffer_processors = 5 | |
outputbuffer_processors = 3 | |
#outputbuffer_processor_keep_alive_time = 5000 | |
#outputbuffer_processor_threads_core_pool_size = 3 | |
#outputbuffer_processor_threads_max_pool_size = 30 | |
# UDP receive buffer size for all message inputs (e. g. SyslogUDPInput). | |
#udp_recvbuffer_sizes = 1048576 | |
# Wait strategy describing how buffer processors wait on a cursor sequence. (default: sleeping) | |
# Possible types: | |
# - yielding | |
# Compromise between performance and CPU usage. | |
# - sleeping | |
# Compromise between performance and CPU usage. Latency spikes can occur after quiet periods. | |
# - blocking | |
# High throughput, low latency, higher CPU usage. | |
# - busy_spinning | |
# Avoids syscalls which could introduce latency jitter. Best when threads can be bound to specific CPU cores. | |
processor_wait_strategy = blocking | |
# Size of internal ring buffers. Raise this if raising outputbuffer_processors does not help anymore. | |
# For optimum performance your LogMessage objects in the ring buffer should fit in your CPU L3 cache. | |
# Start server with --statistics flag to see buffer utilization. | |
# Must be a power of 2. (512, 1024, 2048, ...) | |
ring_size = 1024 | |
# EXPERIMENTAL: Dead Letters | |
# Every failed indexing attempt is logged by default and made visible in the web-interface. You can enable | |
# the experimental dead letters feature to write every message that was not successfully indexed into the | |
# MongoDB "dead_letters" collection to make sure that you never lose a message. The actual writing of dead | |
# letter should work fine already but it is not heavily tested yet and will get more features in future | |
# releases. | |
dead_letters_enabled = false | |
# How many seconds to wait between marking node as DEAD for possible load balancers and starting the actual | |
# shutdown process. Set to 0 if you have no status checking load balancers in front. | |
lb_recognition_period_seconds = 3 | |
# Every message is matched against the configured streams and it can happen that a stream contains rules which | |
# take an unusual amount of time to run, for example if its using regular expressions that perform excessive backtracking. | |
# This will impact the processing of the entire server. To keep such misbehaving stream rules from impacting other | |
# streams, Graylog limits the execution time for each stream. | |
# The default values are noted below, the timeout is in milliseconds. | |
# If the stream matching for one stream took longer than the timeout value, and this happened more than "max_faults" times | |
# that stream is disabled and a notification is shown in the web interface. | |
# stream_processing_timeout = 2000 | |
# stream_processing_max_faults = 3 | |
# Since 0.21 the graylog server supports pluggable output modules. This means a single message can be written to multiple | |
# outputs. The next setting defines the timeout for a single output module, including the default output module where all | |
# messages end up. This setting is specified in milliseconds. | |
# Time in milliseconds to wait for all message outputs to finish writing a single message. | |
#output_module_timeout = 10000 | |
# Time in milliseconds after which a detected stale master node is being rechecked on startup. | |
#stale_master_timeout = 2000 | |
# Time in milliseconds which Graylog is waiting for all threads to stop on shutdown. | |
# shutdown_timeout = 30000 | |
# MongoDB Configuration | |
mongodb_useauth = false | |
#mongodb_user = grayloguser | |
#mongodb_password = 123 | |
mongodb_host = 127.0.0.1 | |
#mongodb_replica_set = localhost:27017,localhost:27018,localhost:27019 | |
mongodb_database = graylog | |
mongodb_port = 27017 | |
# Raise this according to the maximum connections your MongoDB server can handle if you encounter MongoDB connection problems. | |
mongodb_max_connections = 100 | |
# Number of threads allowed to be blocked by MongoDB connections multiplier. Default: 5 | |
# If mongodb_max_connections is 100, and mongodb_threads_allowed_to_block_multiplier is 5, then 500 threads can block. More than that and an exception will be thrown. | |
# http://api.mongodb.org/java/current/com/mongodb/MongoOptions.html#threadsAllowedToBlockForConnectionMultiplier | |
mongodb_threads_allowed_to_block_multiplier = 5 | |
# Drools Rule File (Use to rewrite incoming log messages) | |
# See: http://graylog2.org/resources/documentation/general/rewriting | |
#rules_file = /etc/graylog.drl | |
# Email transport | |
transport_email_enabled = true | |
transport_email_hostname = | |
transport_email_port = 587 | |
transport_email_use_auth = false | |
transport_email_use_tls = true | |
transport_email_use_ssl = true | |
transport_email_auth_username = | |
transport_email_auth_password = | |
transport_email_subject_prefix = [graylog] | |
transport_email_from_email = graylog@graylog | |
# Specify and uncomment this if you want to include links to the stream in your stream alert mails. | |
# This should define the fully qualified base url to your web interface exactly the same way as it is accessed by your users. | |
# | |
#transport_email_web_interface_url = https://graylog.example.com | |
# HTTP proxy for outgoing HTTP calls | |
#http_proxy_uri = | |
# Enable the disk based message journal. | |
message_journal_enabled = true | |
message_journal_dir = /var/opt/graylog/data/journal | |
# Journal hold messages before they could be written to Elasticsearch. | |
# For a maximum of 12 hours or 5 GB whichever happens first. | |
# During normal operation the journal will be smaller. | |
#message_journal_max_age = 12h | |
#message_journal_max_size = 5gb | |
#message_journal_flush_age = 1m | |
#message_journal_flush_interval = 1000000 | |
#message_journal_segment_age = 1h | |
#message_journal_segment_size = 100mb | |
# When more messages are coming in as we can process, incoming messages will be cached in memory until | |
# they are ready to be processed. Per default this data structure is unbounded, so in situations of | |
# constant high load, it will grow endlessly until all allocatable memory has been consumed and the | |
# process dies. | |
# To prevent this, the next setting allows you to define an upper bound for this memory cache, if the | |
# number of messages in the cache has reached this limit, incoming messages will be dropped until it | |
# has shrunk again. | |
# | |
# The default is 0, which means no upper bound. | |
# | |
#input_cache_max_size = 0 | |
# Connection timeout for a configured LDAP server (e. g. ActiveDirectory) in milliseconds. | |
#ldap_connection_timeout = 2000 | |
# Version checks settings. All timeouts are in milliseconds. | |
#versionchecks = true | |
#versionchecks_uri = http://versioncheck.torch.sh/check | |
#versionchecks_connection_request_timeout = 10000 | |
#versionchecks_connect_timeout = 10000 | |
#versionchecks_socket_timeout = 10000 | |
# https://github.com/bazhenov/groovy-shell-server | |
#groovy_shell_enable = false | |
#groovy_shell_port = 6789 | |
# Enable collection of Graylog-related metrics into MongoDB | |
#enable_metrics_collection = false |
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