How to Generate Thread Dump in WebLogic

Chandan Kumar

Chandan Kumar Contributor

Chandan Kumar is a founder of Geekflare. He is a technology enthusiast and entrepreneur who loves to help businesses and people around the world. Chandan has worked at BNP Paribas, Citibank, Deutsche Bank, Motorola, and HP. He’s got an in-depth understanding of business software and resources.

Contributor

Below instructions are to take thread dump for Weblogic Application server, this is helpful to troubleshoot WebLogic at a different scenario.

Windows

ctrl+break key

UNIX

Get PID of WebLogic Java process by (ps -ef | grep java or ps -ef | grep WebLogic)
Execute a command on UNIX session :

kill -3 pid

Weblogic Admin utility

Make sure you export weblogic.jar in your path
Execute a command on UNIX session:

java weblogic.Admin -url t3://weblogicadminconsoleurl:7001 -username username -password password THREAD_DUMP

Weblogic Admin Console

Login into WebLogic admin console
Navigate to Server > Monitoring > Threads > Dump Thread Stacks

WLST

Make sure to export weblogic.jar in your PATH
Invoke WebLogic.WLST :

java weblogic.WLST connect("weblogic","weblogic","t3:weblogicinstaceaddress:port") threadDump()

I hope above procedure helps you in taking thread dump in Weblogic for troubleshooting.

If you are looking for in-depth knowledge on WebLogic, you may consider taking “Oracle WebLogic 12c for Administrators” online course.

Chandan Kumar
Contributor
- LinkedIn
Chandan Kumar is a founder of Geekflare. He is a technology enthusiast and entrepreneur who loves to help businesses and people around the world. Chandan has worked at BNP Paribas, Citibank, Deutsche Bank, Motorola, and HP. He’s got an in-depth understanding of business software and resources.