//Refrence of JVM
objectName=AdminControl.queryNames('type=JVM,process=WebSphere_Portal,*')
wsadmin>print objectName
WebSphere:name=JVM,process=WebSphere_Portal,platform=dynamicproxy,node=ahdp2csmwas78,j2eeType=JVM,J2EEServer=WebSphere_Portal,version=6.0.2.21,type=JVM,mbeanIdentifier=JVM,cell=wpcell
//genrate heapdump
wsadmin>AdminControl.invoke(objectName, "generateHeapDump")
