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

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Logstash 8.6.0 Release Notes

New features and enhancements

Extends the flow rates introduced to the Node Stats API in 8.5.0 (which included windows for current and lifetime) to include a Technology Preview of several additional windows such as last_15_minutes, last_24_hours, etc.. #14571
Logstash introduced instance and pipeline level flow metrics, growth_bytes and growth_events for persisted queue to provide a better visibility about how fast pipeline queue is growing. #14554

Notable issues fixed

Adds new close method to Java’s Filter API to be used to clean shutdown resources allocated by the filter during registration phase. #14485
Improved JRuby runtime startup avoiding to compile ahead each Ruby code encountered. #14284
Fixed issue in pipeline compilation. #13621

Documentation enhancements

Crafted a guide on how to configure and troubleshooting Logstash on Kubernetes.
- Getting started #14655
- Persistent Storage #14714
- Stack Monitoring #14696
- Securing Logstash #14737

Plugin releases

Netflow Codec - 4.3.0

Added Gigamon ipfix definitions #199

Elasticsearch Filter - 3.13.0

Added support for this plugin identifying itself to Elasticsearch with an SSL/TLS client certificate using a new keystore option #162

Jdbc Integration - 5.4.1

Bugfix leak which happened in creating a new Database pool for every query. The pool is now crated on registration and closed on plugin’s stop #119
Ambiguous Timestamp Support #92
- FIX: when encountering an ambiguous timestamp, the JDBC Input no longer crashes
- Added support for disambiguating timestamps in daylight saving time (DST) overlap periods

Elasticsearch Output - 11.12.1

Log bulk request response body on error, not just when debug logging is enabled #1096
Add legacy template API support for Elasticsearch 8 #1092
When using an api_key along with either cloud_id or https hosts, you no longer need to also specify ssl => true #1065
Feature: expose dlq_routed document metric to track the documents routed into DLQ #1090

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