There Are a Lot of Pending Requests But there are more than 200 STANDBY Threads Could not Turn to ACTIVE Thread Quickly. (Doc ID 2267492.1)

Last updated on MAY 21, 2017

Applies to:

Oracle WebLogic Server - Version 10.3.6 and later
Information in this document applies to any platform.

Symptoms

WLS console -> Environment -> servers -> <server name> -> Monitoring -> Threads

Snapshot

Internal

(minute)

Active Execute Threads Execute Thread Total Count Execute Thread Idle Count Queue Length Pending User Request Count Completed Request Count Hogging Thread Count Standby Thread Count Throughput Health
0 159 405 0 499 499 79357348 1 246 166.25 OK
2 161 405 0 915 914 79385803 1 244 404.25 OK
4 159 405 0 116 115 79456339 1 246 175.66 OK

 

 

 

There are more than 240 STANDBY threads as the following:

"[STANDBY] ExecuteThread: '69' for queue: 'weblogic.kernel.Default (self-tuning)'" id=158 idx=0x278 tid=9081 prio=5 alive, waiting, native_blocked, daemon
  
  -- Waiting for notification on: weblogic/work/ExecuteThread@0xb05672a8[fat lock]
  
  at jrockit/vm/Threads.waitForNotifySignal(JLjava/lang/Object;)Z(Native Method)
  
  at java/lang/Object.wait(J)V(Native Method)
  
  at java/lang/Object.wait(Object.java:485)
  
  at weblogic/work/ExecuteThread.waitForRequest(ExecuteThread.java:205)
  
  ^-- Lock released while waiting: weblogic/work/ExecuteThread@0xb05672a8[fat lock]
  
  at weblogic/work/ExecuteThread.run(ExecuteThread.java:233)
  
  at jrockit/vm/RNI.c2java(JJJJJ)V(Native Method)

  

  

Cause

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