1.13.0-M2

⚠️ Noteworthy

• Add support for Prometheus client 1.x #4846
• Deprecate instrumentation for Jetty 9, 10, 11 that is out of support #4779
• Deprecate Hystrix instrumentation #4587
• JvmHeapPressureMetrics have incorrect base unit #3236
• Remove v1 CloudWatch module #1473
• Make DefaultHttpClientObservationConvention#INSTANCE final #4770

⭐ New Features / Enhancements

• Allow customizing start log message in PushMeterRegistry implementations #4848
• Manage context-propagation version in micrometer-bom #4847
• Add support for Prometheus 1.x #4846
• "Failed to publish metrics to OTLP receiver" error message contains no actionable context #4829
• Support @Counted on classes #4746
• Publish a separate module with jdk11 classes #4728
• Make JettyClientMetrics compatible with Jetty12 #4609
• Make it possible to disable LongtaskTimer creation in DefaultMeterObservationHandler #4604
• Add Meter for process CPU time #4498
• Make Jetty server metrics work with Jetty 12 #4261
• OTLPMeterRegistry should adhere to OpenTelemetry data model for producing metrics #4053
• Asserting Observation keys and value should offer suggestions from the other cardinality bucket. #4046
• Ignore class level AOP annotation if method level present #3811
• Remove v1 CloudWatch module #1473
• Log CloudWatch metric data when publishing fails #1396

🐞 Bug Fixes

• JvmHeapPressureMetrics have incorrect base unit #3236
• GC Pause time metric includes concurrent cycle time for Generational ZGC #4764
• OSGi import of javax.annotation and javax.annotation.meta is incorrect #4824
• Use Dynatrace snapshot for LongTaskTimer #4780
• CloudWatchMeterRegistry logs timeout message when there was an interrupt and does not log anything when there was a timeout #4775

📔 Documentation

• Document Java HttpClient instrumentation #4752

🔨 Dependency Upgrades

• Bump com.google.cloud:google-cloud-monitoring from 3.35.0 to 3.37.0 #4841
• Bump com.amazonaws:aws-java-sdk-cloudwatch from 1.12.655 to 1.12.674 #4835
• Bump software.amazon.awssdk:cloudwatch from 2.23.21 to 2.25.4 #4833
• Bump com.google.cloud:libraries-bom from 26.31.0 to 26.33.0 #4807
• Bump com.signalfx.public:signalfx-java from 1.0.38 to 1.0.39 #4805

❤️ Contributors

Thank you to all the contributors who worked on this release:

@climategadgets, @izeye, @monosoul, @quaff, @ponziani, @simonzn, @adpaste, @pirgeo, @joakime, and @lenin-jaganathan