IMPORTANT: No additional bug fixes or documentation updates will be released for this version. For the latest information, see the current release documentation.
« Logstash 6.1.1 Release Notes
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Logstash 6.1.0 Release Notes

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Logstash 6.1.0 Release Notes

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  • Implemented a new experimental Java execution engine for Logstash pipelines. The Java engine is off by default, but can be enabled with --experimental-java-execution (Issue 7950).
  • Added support for changing the page capacity for an existing queue (Issue 8628).
  • Made extensive improvements to pipeline execution performance and memory efficiency (Issue 7692, 8776, 8577, 8446, 8333, 8163, 8103, 8087, and 7691).

Filter Plugins

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Grok:

  • Fixed slow metric invocation and needless locking on timeout enforcer (#125).

Mutate:

  • Added support for boolean-to-integer conversion (#108).

Ruby:

  • Fixed concurrency issues with multiple worker threads that was caused by a (JRuby issue).
  • Added file-based Ruby script support as an alternative to the existing inline option (#35).

Output Plugins

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Elasticsearch:

  • When indexing to Elasticsearch 6.x or above, Logstash ignores the event’s type field and no longer uses it to set the document’s _type (#712).
« Logstash 6.1.1 Release Notes