Enhancements:

• Emit stable OpenTelemetry HTTP metrics (#3676)
• Support AAD clientsecret via env var (#3692)
• Display a message about sampling at start-up (#3700)
• Fail if HTTP status code used in sampling override (#3708)
• Fix misleading connection string message (#3709)
• Update to OpenTelemetry Java Instrumentation 2.4.0 (#3711)
• Introduce explicit option to disable ingestion sampling (#3713)
• Remove _APPRESOURCEPREVIEW_ custom metric as it is still in preview (#3710)

Enhancements:

• Add an env var for disabling logging instrumentation (#3622)
• Trim the connecting string (#3629)
• Update to OpenTelemetry Java Instrumentation 2.3.0 (#3649)
• Reduce logging (#3564)

Bug fixes:

• Fix sampling overrides for http.target when url.query is present (#3588)
• Support url.query from OTel stable HTTP semconv (#3581)
• Fix ETW initialization failure for App Service Windows (#3571)
• Fix ingestion sampling(#3578)

Enhancements:

• Update to OpenTelemetry Java 2.1.0 (#3418)
• Support stable HTTP semantic conventions (#3418)
• GA sampling overrides (#3463)
• Collect JMX metrics via OTLP (#3406)
• Support OpenTelemetry Java instrumentation Agent Extension (#3493)
• Support Pekko instrumentation (#3517)

Bug fixes:

• Fix ETW log for non-auto attach (#3560)
• Fix duplicate exceptions (#3555)

Enhancements:

• Update to OpenTelemetry Java 1.32 (#3394)
• Update to azure-monitor-opentelemetry-exporter to 1.0.0-beta.15 (#3360)
• Support non-string type telemetry processor attributes (#3388
• Double pumping JMX metrics to OTLP and Breeze (#3406

Enhancements:

• Update to OpenTelemetry Java 1.31 (#3341)
• Update to azure-monitor-opentelemetry-exporter to 1.0.0-beta.13 (#3356)
• Collect operation name for Azure Function (#3311)

Bug fixes:

• Fix Statsbeat when using dormant Application Insights instrumentation keys (#37176)

Enhancements:

• Update to OpenTelemetry Java 1.30 (#3292)
• GA Azure Active Directory authentication (#3284)
• Enable sampling overrides using thread.name (#3285)

Bug fixes:

• Fix regression in 3.4.16 where default applicationinsights.json config location is not loaded in AppServices, Azure Functions, and AKS (#3288)

Enhancements:

• Add r2dbc preview instrumentation (#3260)
• Fix azure functions consumption initialization (#3244)
• Add new ktor preview instrumentation (#3243)
• Telemetry processor - Allow multimatch on log body and span name (#3229)

Enhancements:

• Apply exception.type and exception.message attributes (#3148)
• Allow "connectionString" in APPLICATIONINSIGHTS_CONFIGURATION_CONTENT except for app services integrated solution (#3191)
• Update to OpenTelemetry Java Instrumentation 1.28.0 (#3199)
• Add config to disable logging instrumentation (https://github.com/microsoft/ApplicationInsights-Java/pull/3208)

Bug fixes:

• Fix log exporter self-diagnostics (#3140)
• Fix name of env var to match documentation APPLICATIONINSIGHTS_SAMPLING_REQUESTS_PER_SECOND (#3161)

Enhancements:

• Update to OpenTelemetry Java Instrumentation 1.27 (#3124)
• Add javascript snippet injection preview feature (#3132)

Bug fixes:

• Fix netty ByteBuf leak (#3127)
• Fix log4j timestamp (#3137)

Enhancements:

• Update to OpenTelemetry Java Instrumentation 1.26 (#3069)
• Improve sampling override to support exceptions (#3022)

Bug fixes:

• Fix 2.x SDK integration when no 2.x iKey present (#3036)

Enhancements:

• Update to OpenTelemetry Java Instrumentation 1.25 (#3005)

Bug fixes:

• Fix NPE when pulling profiler configuration (#2987)

Enhancements:

• Update to OpenTelemetry Java Instrumentation 1.24 (#2963)

Bug fixes:

• Fix custom metrics in Azure Function Consumption Plan (#2946)

Enhancements:

• Update to OpenTelemetry Java Instrumentation 1.23 (#2923)
• Set resultCode to "0" when Span.httpStatusCode is not present (#2925)
• Support dots in JMX attribute names (#2921)
• Improve Cosmos telemetry mapping (#2906)

Enhancements:

• Allow profiler to be controlled from portal by default (#2683)
• GA metricIntervalSeconds config (#2875)

Enhancements:

• Update to OpenTelemetry Java Instrumentation 1.22.1 (#2840)
• Add support for configuring connection string at runtime (#2809)

Enhancements:

• Update to OpenTelemetry Java Instrumentation 1.21 (#2796)

Bug fixes:

• Fix custom instrumentation type (#2776)
• Fix Azure SDK target mapping (#2787)

Bug fixes:

• Fix self-diagnostics trace level logging can hang (#2778)

Enhancements:

• Update to OpenTelemetry Java Instrumentation 1.20 (#2712)
• Additional self-diagnostics (#2709, #2719, #2717, #2716, #2737, #2756)

Enhancements:

• Add scala instrumentation when play or akka instrumentation are enabled #2677

Bug Fixes:

• Fix Azure Function instrumentation (bug introduced in 3.4.2) #2684