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

Logstash 6.1.0 Release Notes

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 (#7950).
Added support for changing the page capacity for an existing queue (#8628).
Made extensive improvements to pipeline execution performance and memory efficiency (#7692, #8776, #8577, #8446, #8333, #8163, #8103, #8087, and #7691).

Filter Plugins

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

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