Heapdump

Here is the steps to generate heapdump.[ Tested and verified ]

Type : 1 

----> wsadmin

set objectName [$AdminControl queryNames WebSphere:type=JVM,process=server1,node=was7sec01Node01,*] 

$AdminControl invoke $objectName generateHeapDump

Type : 2            ==============kill -3 =======================

Application servers > server1 > Process definition > Environment Entries

IBM_HEAPDUMP TRUE    

IBM_JAVA_HEAPDUMP_TEXT TRUE   

recycle node and server once  ....

kill -3  <pid>


Type : 3 

To use the administrative console to generate your heap dump, complete the following:

1. 1. Start the administrative console.
   2. In the navigation pane, click Troubleshooting > Java dumps and cores.
   3. Select the server_name for which you want to generate the heap dump.
   4. Click Heap dump to generate the heap dump for your specified server.