Enhancements

• Update OpenTelemetry Instrumentation to 2.14.0 (#4138)
• Allow disabling spring-webmvc instrumentation (#4109)
• Log a warning for invalid JMX metrics (#4161)
• Support for using the AAD Audience from the connection string (#4121)

Bug fixes

• Fix deserialization of enums in Alerting (#4125)
• Fix request exception not captured when INSTRUMENTATION_LOGGING_LEVEL=OFF (#4130)

• Improve sampling override with dropped parent spans (#4014)
• Update to OpenTelemetry Java Instrumentation 2.13.1 (#4087)
• Fix QuickPulse "Unsupported text Content-Type" warning message (#4079)
• Fix CVE-2024-57699 (#4078)
• Fix CVE-2024-12798 and CVE-2025-24970 (#4077)

Enhancements

• Support for Live Metrics Filtering (#43040, #43184, #43289, #43323, #43506, #43744)
• Update to OpenTelemetry Java Instrumentation 2.12.0 (#4034)
• Remove user sensitive data from self-diagnostics (#3976)
• Exclude META-INF/maven/** from agent jar to avoid CVE false positives (#4040)
• Don't log Log Records (when debug logging enabled) if they are sampled out (#3936)
• Include NICE, IRQ, SOFTIRQ, and STEAL in \\Processor(_Total)\\% Processor Time metric (#3987)
• Add note to applicationinsights.log to make sure that private information is removed from the log (#4011)
• Support finding applicationinsights.json in current dir when using runtime attach (#3990)
• Add a warning message if the applicationinsights-agent jar is in the classpath in Java 11+ (#4039)

Enhancements

• Update to OpenTelemetry Java Instrumentation 2.9.0 (#3917)

• Update azure-monitor-opentelemetry-exporter to 1.0.0-beta.31 (#3917) Note: This version of the exporter includes a fix for restoring self-diagnostic logging

Bug fixes

• Regression introduced in 3.6.0 where some exception telemetry records were missing a required field causing them to be rejected by the ingestion service (Azure/azure-sdk-for-java#42241)

Enhancements

• Update to OpenTelemetry Java Instrumentation 2.8.0 (#3871)
• Better populate exception type name and message from span events (Azure/azure-sdk-for-java#41397)
• Internal migration to Azure Json library (#3790)
• Changed live metrics CPU/Memory perf counter metrics to emit normalized process CPU and process physical memory bytes. (Azure/azure-sdk-for-java#42147)

Bug fixes

• Disable publication of gradle module metadata for all artifacts (#3836)

Bug fixes

• Fix possible OOM with Wildfly (#3796)

Enhancements:

• Fail to start-up if proxy host contains http or https (#3676)
• Help the user to configure the connection string (#3788)
• Update browser loader version (#3765)

CVE

• Fix CVE-2024-35255 (#3771)

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)