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Tracing Active Threads in JAM Console reports error -128 JVM 0 is not active (Doc ID 555142.1)

Last updated on OCTOBER 19, 2018

Applies to:

Enterprise Manager Grid Control - Version: 10.2.0.4 to 10.2.0.4
This problem can occur on any platform.

Symptoms

After installing the JAM console and deploying JAM agent successfully,
you decide to trace active threads for the monitored JVM.

In JAM console,

1. click on Java tab
2. select the active JVM 
3. click on Trace Active Threads sub tab

After some time you see message on screen:

-128 JVM 0 is not active

Checking the logs in  ../JAMSERV/logs/error.log  shows error messages below:

JAM Console: Socket timed out after recv -- client 192.168.206.50:3316 is not Active
JAM CONSOLE: JVM 0 is not active
JAM Cons Err Processing Request: 128 JVM 0 is not active

Cause

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In this Document
  Symptoms
  Cause
  Solution

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