Gorakshnath

Performance Troubleshooting using  1) Jvisualvm 2) MAT 3) JMC  by Tobias Geyer 1) MAT :  Memory Analyzer Tool from IBM , to find out cause of out of memory Lines to generate heap dump for your java program.  -XX:+HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=C:\heapdumps 2) Jvisualvm :  Live Monitoring of java instance with CPU & memory utilization. 3) Java Mission Control : JMC : Capturing java profiling snapshot & analyze it. for more information please refer  link :  How to Produce Flight Recording -XX:+UnlockCommercialFeatures -XX:FlightRecorder