tnt4j-stream-gc

Track and trace java GC behavior using JAVA JMX GC notifications.

Features:

• GC metric collection from 1+ JVMs without profilers
  • Production, test environments
• Measure GC performance, duration
• Measure memory pools before and after GC cycles
• Java Memory pool utilization
• Help troubleshoot and tune java GC
• Stream GC details to file, log4j
• Stream to https://www.jkoolcloud.com for visual analysis
  • Requires jKoolCloud Event Sink (https://github.com/Nastel/JESL)

Running Stream-GC as javaagent:

java -javaagent:tnt4j-stream-gc.jar=myApplName -Dtnt4j.config=tnt4j.properties -classpath "lib/tnt4j-api-final-all.jar" your.class.name your-args

Running Stream-GC as javaagent with JESL (streaming to jKoolCloud):

java -javaagent:tnt4j-stream-gc.jar=myApplName -Dtnt4j.config=tnt4j.properties -classpath “lib/tnt4j-api-final-all.jar;jesl/jkool-jesl.jar;jesl/lib/httpcore-4.2.4.jar;jesl/lib/httpclient-4.2.5.jar" your.class.name your-args

Invoking Stream-GC within java app:

import org.tnt4j.stream.java.gc.GCTracker;

GCTracker.installTracker("myAppName"); // need to be called only once per JVM

Project Dependencies

Stream-GC requires the following:

• JDK 1.7+ (Update 04 or higher)
• TNT4J (https://github.com/Nastel/TNT4J)