Group: Jeffrey Analyst

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Test toolkit for asserting Jeffrey JFR events and traces in a real flight recording

Jeffrey-specific events that can be visualized by Jeffrey

ThreadLocal storage for the Jeffrey Tracer (Java 21+)

Jeffrey tracing API: the Tracer, the span model and the traced-event shapes

HikariCP metrics tracker emitting Jeffrey connection-pool events, including the periodic pool gauge

DataSource wrapper recording every JDBC statement as a Jeffrey leaf span, whatever persistence framework issued it

MyBatis Executor interceptor emitting a Jeffrey statement event per mapper call, named by the statement id

Shared ContainerBuildPlan transformation consumed by the Gradle and Maven JIB extensions.

JIB Gradle plugin extension that wraps the image entrypoint so Jeffrey profiling initialises before the app starts.

JIB Maven plugin extension that wraps the image entrypoint so Jeffrey profiling initialises before the app starts.

The provisioner jar and async-profiler, baked into application images by the jeffrey-jib-*-jar flavours of the Jeffrey JIB extension.

The GraalVM provisioner and async-profiler, baked into application images by the jeffrey-jib-*-native flavours of the Jeffrey JIB extension.

ScopedValue storage for the Jeffrey Tracer (Java 25+)

HikariCP metrics tracker emitting Jeffrey connection-pool events, including the periodic pool gauge

DataSource wrapper recording every JDBC statement as a Jeffrey leaf span, whatever persistence framework issued it

MyBatis Executor interceptor emitting a Jeffrey statement event per mapper call, named by the statement id

Servlet filter emitting a Jeffrey HTTP server exchange event as the root span of every request

Spring configuration for Jeffrey JFR instrumentation, imported explicitly rather than auto-configured

Reports JVM liveness to a Jeffrey Hub from inside the application, without a Java agent

ScopedValue storage for the Jeffrey Tracer (Java 25+)