logstash (command)

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/usr/share/logstash/bin/logstash
logstash --help

Examples[edit]

Basic example[edit]

/usr/share/logstash/bin/logstash -e 'input { stdin { } } output { stdout {} }'

Using bundled JDK: /usr/share/logstash/jdk
OpenJDK 64-Bit Server VM warning: Option UseConcMarkSweepGC was deprecated in version 9.0 and will likely be removed in a future release.
WARNING: Could not find logstash.yml which is typically located in $LS_HOME/config or /etc/logstash. You can specify the path using -- path.settings. Continuing using the defaults
Could not find log4j2 configuration at path /usr/share/logstash/config/log4j2.properties. Using default config which logs errors to the 
console

[INFO ] 2022-05-28 19:17:26.719 [main] runner - Starting Logstash {"logstash.version"=>"8.2.2", "jruby.version"=>"jruby 9.2.20.1 (2.5.8) 2021-11-30 2a2962fbd1 OpenJDK 64-Bit Server VM 11.0.14.1+1 on 11.0.14.1+1 +indy +jit [linux-aarch64]"}
[INFO ] 2022-05-28 19:17:26.732 [main] runner - JVM bootstrap flags: [-Xms1g, -Xmx1g, -XX:+UseConcMarkSweepGC, -XX:CMSInitiatingOccupancyFraction=75, -XX:+UseCMSInitiatingOccupancyOnly, -Djava.awt.headless=true, -Dfile.encoding=UTF-8, -Djruby.compile.invokedynamic=true, -Djruby.jit.threshold=0, -XX:+HeapDumpOnOutOfMemoryError, -Djava.security.egd=file:/dev/urandom, -Dlog4j2.isThreadContextMapInheritable=true, -Djruby.regexp.interruptible=true, -Djdk.io.File.enableADS=true, --add-opens=java.base/java.security=ALL-UNNAMED, --add-opens=java.base/java.io=ALL-UNNAMED, --add-opens=java.base/java.nio.channels=ALL-UNNAMED, --add-opens=java.base/sun.nio.ch=ALL-UNNAMED, --add-opens=java.management/sun.management=ALL-UNNAMED]
[WARN ] 2022-05-28 19:17:27.166 [LogStash::Runner] multilocal - Ignoring the 'pipelines.yml' file because modules or command line options are specified
[INFO ] 2022-05-28 19:17:28.567 [Api Webserver] agent - Successfully started Logstash API endpoint {:port=>9600, :ssl_enabled=>false}
[INFO ] 2022-05-28 19:17:28.989 [Converge PipelineAction::Create<main>] Reflections - Reflections took 90 ms to scan 1 urls, producing 120 keys and 395 values
[INFO ] 2022-05-28 19:17:29.415 [Converge PipelineAction::Create<main>] javapipeline - Pipeline `main` is configured with `pipeline.ecs_compatibility: v8` setting. All plugins in this pipeline will default to `ecs_compatibility => v8` unless explicitly configured otherwise.
[INFO ] 2022-05-28 19:17:29.566 [[main]-pipeline-manager] javapipeline - Starting pipeline {:pipeline_id=>"main", "pipeline.workers"=>1, "pipeline.batch.size"=>125, "pipeline.batch.delay"=>50, "pipeline.max_inflight"=>125, "pipeline.sources"=>["config string"], :thread=>"#<Thread:0x2e3c1b7e run>"}
[INFO ] 2022-05-28 19:17:30.108 [[main]-pipeline-manager] javapipeline - Pipeline Java execution initialization time {"seconds"=>0.54}
[INFO ] 2022-05-28 19:17:30.204 [[main]-pipeline-manager] javapipeline - Pipeline started {"pipeline.id"=>"main"}
The stdin plugin is now waiting for input:
[INFO ] 2022-05-28 19:17:30.301 [Agent thread] agent - Pipelines running {:count=>1, :running_pipelines=>[:main], :non_running_pipelines=>[]}

Running without parameters[edit]

logstash

Using bundled JDK: /usr/share/logstash/jdk
OpenJDK 64-Bit Server VM warning: Option UseConcMarkSweepGC was deprecated in version 9.0 and will likely be removed in a future release.
WARNING: Could not find logstash.yml which is typically located in $LS_HOME/config or /etc/logstash. You can specify the path using --path.settings. Continuing using the defaults
Could not find log4j2 configuration at path /usr/share/logstash/config/log4j2.properties. Using default config which logs errors to the console
[INFO ] 2022-05-28 19:15:15.532 [main] runner - Starting Logstash {"logstash.version"=>"8.2.2", "jruby.version"=>"jruby 9.2.20.1 (2.5.8) 2021-11-30 2a2962fbd1 OpenJDK 64-Bit Server VM 11.0.14.1+1 on 11.0.14.1+1 +indy +jit [linux-aarch64]"}
[INFO ] 2022-05-28 19:15:15.545 [main] runner - JVM bootstrap flags: [-Xms1g, -Xmx1g, -XX:+UseConcMarkSweepGC, -XX:CMSInitiatingOccupancyFraction=75, -XX:+UseCMSInitiatingOccupancyOnly, -Djava.awt.headless=true, -Dfile.encoding=UTF-8, -Djruby.compile.invokedynamic=true, -Djruby.jit.threshold=0, -XX:+HeapDumpOnOutOfMemoryError, -Djava.security.egd=file:/dev/urandom, -Dlog4j2.isThreadContextMapInheritable=true, -Djruby.regexp.interruptible=true, -Djdk.io.File.enableADS=true, --add-opens=java.base/java.security=ALL-UNNAMED, --add-opens=java.base/java.io=ALL-UNNAMED, --add-opens=java.base/java.nio.channels=ALL-UNNAMED, --add-opens=java.base/sun.nio.ch=ALL-UNNAMED, --add-opens=java.management/sun.management=ALL-UNNAMED]
ERROR: Failed to read pipelines yaml file. Location: /usr/share/logstash/config/pipelines.yml
usage:
  bin/logstash -f CONFIG_PATH [-t] [-r] [] [-w COUNT] [-l LOG]
  bin/logstash --modules MODULE_NAME [-M "MODULE_NAME.var.PLUGIN_TYPE.PLUGIN_NAME.VARIABLE_NAME=VALUE"] [-t] [-w COUNT] [-l LOG]
  bin/logstash -e CONFIG_STR [-t] [--log.level fatal|error|warn|info|debug|trace] [-w COUNT] [-l LOG]
  bin/logstash -i SHELL [--log.level fatal|error|warn|info|debug|trace]
  bin/logstash -V [--log.level fatal|error|warn|info|debug|trace]
  bin/logstash --help
[FATAL] 2022-05-28 19:15:15.961 [LogStash::Runner] Logstash - Logstash stopped processing because of an error: (SystemExit) exit
org.jruby.exceptions.SystemExit: (SystemExit) exit
	at org.jruby.RubyKernel.exit(org/jruby/RubyKernel.java:747) ~[jruby.jar:?]
	at org.jruby.RubyKernel.exit(org/jruby/RubyKernel.java:710) ~[jruby.jar:?]
	at usr.share.logstash.lib.bootstrap.environment.<main>(/usr/share/logstash/lib/bootstrap/environment.rb:91) ~[?:?]

Running without parameters[edit]

logstash

Sending Logstash logs to /usr/local/Cellar/logstash/7.8.0/libexec/logs which is now configured via log4j2.properties
[2020-07-12T11:42:56,964][INFO ][logstash.setting.writabledirectory] Creating directory {:setting=>"path.queue", :path=>"/usr/local/Cellar/logstash/7.8.0/libexec/data/queue"}
[2020-07-12T11:42:57,086][INFO ][logstash.setting.writabledirectory] Creating directory {:setting=>"path.dead_letter_queue", :path=>"/usr/local/Cellar/logstash/7.8.0/libexec/data/dead_letter_queue"}
ERROR: Pipelines YAML file is empty. Location: /usr/local/Cellar/logstash/7.8.0/libexec/config/pipelines.yml
usage:
  bin/logstash -f CONFIG_PATH [-t] [-r] [] [-w COUNT] [-l LOG]
  bin/logstash --modules MODULE_NAME [-M "MODULE_NAME.var.PLUGIN_TYPE.PLUGIN_NAME.VARIABLE_NAME=VALUE"] [-t] [-w COUNT] [-l LOG]
  bin/logstash -e CONFIG_STR [-t] [--log.level fatal|error|warn|info|debug|trace] [-w COUNT] [-l LOG]
  bin/logstash -i SHELL [--log.level fatal|error|warn|info|debug|trace]
  bin/logstash -V [--log.level fatal|error|warn|info|debug|trace]
  bin/logstash --help
[2020-07-12T11:42:57,234][ERROR][org.logstash.Logstash    ] java.lang.IllegalStateException: Logstash stopped processing because of an error: (SystemExit) exit

Related[edit]

See also[edit]

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