java-method-stats-agent

Java agent for collecting and exposing method statistics via JMX.

WARNING (2017-07-01) I just started this project and should not be considered production-ready yet.

Usage

java -javaagent:/path/to/java-method-stats-agent-$VERSION.jar=@/path/to/config.yaml ...

Examples

Apache Flume

This instruments append and appendBatch RPC handler on Avro Source and collect their response time statistics which are not provided by Apache Flume out-of-the-box.

instruments:
  - method: org.apache.flume.source.AvroSource.append(org.apache.flume.source.avro.AvroFlumeEvent)
    jmx:
      domain: org.apache.flume.source
      keys:
        type: ${$jmx.sanitize($0.getName())}
        method: append
    event: ON_RETURN
    type: TIMER
  - method: org.apache.flume.source.AvroSource.appendBatch(java.util.List)
    jmx:
      domain: org.apache.flume.source
      keys:
        type: ${$jmx.sanitize($0.getName())}
        method: appendBatch
    event: ON_RETURN
    type: TIMER

See /examples for more configuration examples.

License

The Apache License, Version 2.0