APM version 8.3 | APM User Guide [8.5] | Elastic

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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APM version 8.3edit

APM version 8.3.3edit

Bug fixesedit

Update APM integration description 8592

APM version 8.3.2edit

Bug fixesedit

When tail-based sampling is enabled, limit the local disk space for the feature to 3GB 8407

APM version 8.3.1edit

No significant changes.

APM version 8.3.0edit

Breaking Changesedit

[experimental] Removed support for experimental firehose endpoint for CloudWatch metric streams 8109

Deprecationsedit

span.context.destination.service.resource is deprecated 7925

Bug fixesedit

Propagate datastream namespace changes from apm-integration into server 8176
Correct the libbeat.output.write.bytes metric to count the written bytes after the compressed writer has been flushed 8221
Allow 100% tail-based sampling 8233

Intake API Changesedit

For OpenTelemetry exception span events, stack traces that cannot be parsed will now be stored in event.stack_trace 7706
Support for ingesting service.target.type and service.target.name added to intake API for spans 7870
Derive service.target.{type, name} fields for older agents from span.context.destination.service.resource 7925
Support service.target.* in metrics aggregation 7924

Addededit

System, process, and well-defined runtime metrics are now sent to the shared metrics-apm.internal-<namespace> data stream 7882
Number of parallel bulk requests are now configurable via output.elasticsearch.max_requests 8055
OTLP/HTTP protocol is now supported 8156

Performance improvementsedit

Limit the number of gomaxprocs when CPU limits have been set within a cgroup, yielding significant performance improvements, particularly when the APM Server experiences high traffic from a high number of APM agents 8175 8278

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