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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Beats version 5.3.0

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Beats version 5.3.0

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Breaking changes

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Affecting all Beats

Configuration files must be owned by the user running the Beat or by root, and they must not be writable by others. 3544 3689
Change Beat generator. Use $GOPATH/src/github.com/elastic/beats/script/generate.py to generate a beat. 3452

Filebeat

Always use absolute path for event and registry. This can lead to issues when relative paths were used before. 3328

Metricbeat

Linux cgroup metrics are now enabled by default for the system process metricset. The configuration option for the feature was renamed from cgroups to process.cgroups.enabled. 3519
Change field names couchbase.node.couch.*.actual_disk_size.* to couchbase.node.couch.*.disk_size.* 3545

Bugfixes

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Affecting all Beats

Add _id, _type, _index and _score fields in the generated index pattern. 3282

Filebeat - Always use absolute path for event and registry. 3328 - Raise an exception in case there is a syntax error in one of the configuration files available under filebeat.config_dir. 3573 - Fix empty registry file on machine crash. 3537

Metricbeat

Add error handling to system process metricset for when Linux cgroups are missing from the kernel. 3692
Add labels to the Docker healthcheck metricset output. 3707

Winlogbeat

Fix handling of empty strings in event_data. 3705

Added

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Affecting all Beats

Files created by Beats (logs, registry, file output) will have 0600 permissions. 3387.
RPM/deb packages will now install the config file with 0600 permissions. 3382
Add the option to pass custom HTTP headers to the Elasticsearch output. 3400
Unify regexp and contains conditionals, for both to support array of strings and convert numbers to strings if required. 3469
Add the option to load the sample dashboards during the Beat startup phase. 3506
Disabled date detection in Elasticsearch index templates. Date fields must be explicitly defined in index templates. 3528
Using environment variables in the configuration file is now GA, instead of experimental. 3525

Filebeat

Add Filebeat modules for system, apache2, mysql, and nginx. 3159
Add the pipeline config option at the prospector level, for configuring the Ingest Node pipeline ID. 3433
Update regular expressions used for matching file names or lines (multiline, include/exclude functionality) to new matchers improving performance of simple string matches. 3469
The symlinks and harvester_limit settings are now GA, instead of experimental. 3525
close_timeout is also applied when the output is blocking. 3511
Improve handling of different path variants on Windows. 3781
Add multiline.flush_pattern option, for specifying the end of a multiline pattern 4019

Heartbeat

Add tags, fields and fields_under_root in monitors configuration. 3623

Metricbeat

Add experimental dbstats metricset to MongoDB module. 3228
Use persistent, direct connections to the configured nodes for MongoDB module. 3228
Add dynamic configuration reloading for modules. 3281
Add docker health metricset 3357
Add docker image metricset 3467
System module uses new matchers for white-listing processes. 3469
Add Beta CEPH module with health metricset. 3311
Add Beta php_fpm module with pool metricset. 3415
The Docker, Kafka, and Prometheus modules are now Beta, instead of experimental. 3525
The HAProxy module is now GA, instead of experimental. 3525
Add the ability to collect the environment variables from system processes. 3337

Deprecated

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Affecting all Beats

Usage of field _type is deprecated. It should not be used in queries or dashboards. 3409

Filebeat

The experimental publish_async option is now deprecated and is planned to be removed in 6.0. 3525

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