JSTAT – JVM GC Performance Monitoring Tool

Monitoring Java garbage collection using  jstat   The jstat tool is used to displays performance statistics for an instrumented HotSpot Java virtual machine (JVM). Java memory management revolves around the garbage collector and Garbage collection is the process which is responsible to clean the heap memory and freeing space that is being taken up by unreferenced objects, … Continue reading JSTAT – JVM GC Performance Monitoring Tool

Advertisements

Java Heap memory usage using jmap and jstat command

Login to your Linux/Unix Server Enter the below command to get the JAVA PID running on the server.                           ps –ef|grep –i java From the output take the application JAVA PID. Using jstat command with gc option to find out the JVM Heap … Continue reading Java Heap memory usage using jmap and jstat command