Performance Monitoring Parameters/Tools for Java Application

Performance Monitoring Parameters/tools for java

Component	Description/Action	Tools/Utilities/ Parameters /Files	Command Used
Heap Dump Analysis	Capturing Heap Dump	Jmap	javapath/jmap -dump:format=b,file= filename
	Analyzing Heap Dump	Hpjmeter,Eclipse Memory Analyzer
Thread Dump Analysis	Capturing thread Dump	jstack	javapath/jstack > filepath
	Analyzing Thread Dump	Samurai
GC Log Analysis and Monitoring	GC Log Analysis	Hpjmeter
	Real Life GC Monitoring	jmap	java location\jmap -heap instantid
Real Life Monitoring	Logs Monitoring [For Errors/Exceptions]	Catalina.out	tail -f apppath/logs/catalina.out
		LocalHost Logs	tail -f apppath/logs/localhostfile
		Access Logs	tail -f apppath/logs/accesslogfile
		Server Logs	tail -f apppath/logs/serverlogfile
		GC Logs	tail -f apppath/logs/gclogfile
	Thread Monitoring [To identify Blocked Threads]	java Melody
	Heap usage Monitoring	java Melody
Tomcat Configurations	Configurations settings in Server.xml	maxThread
		minSpareThreads
		acceptCount
		connectionTimeout
Hibernate Configurations	connection pool initialization configurations in Hibernate configuration file	initial_size
		min_size
		max_size
		timeout
		idle_test_period

Please fell free to add/update if we have missed anything...

Enjoy Performance Testing !!!!