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Elastic Docs ›Elastic Observability [8.16] ›Application and service monitoring ›Application performance monitoring (APM) ›Release notes

APM version 8.3

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APM version 8.3

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APM version 8.3.3
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Bug fixesedit
  • Update APM integration description 8592
APM version 8.3.2
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Bug fixesedit
  • When tail-based sampling is enabled, limit the local disk space for the feature to 3GB 8407
APM version 8.3.1
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No significant changes.

APM version 8.3.0
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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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