JR56566: WSVR0605W HUNG THREADS IN EXECUTIONCONTEXTREGISTRY AND ALSO HIGHCPU USAGE

bpm.8570.cf2016.12.delta.repository
8.5.5.0-WS-BPM-IFJR56566
Downloading IBM Business Process Manager V8.5.7 Cumulative Fix 2016.12

APAR status

• Closed as program error.

Error description

• You might experience hung IBM Business Process Manager (BPM)
  Event Manager Work Manager threads and transaction timeouts. The
  stacktrace looks like this:
  
  WSVR0605W:
  Thread "WorkManager.bpm-em-workmanager : 40" (000003d6) has been
  active for 747005 milliseconds and may be hung.  There is/are 2
  thread(s) in
  total in the server that may be hung.
  at java.util.HashMap.put(HashMap.java:374)
  at
  com.lombardisoftware.component.common.workflow.ExecutionContextR
  egistry.
  setExecutionContext(ExecutionContextRegistry.java:85)
  at
  com.lombardisoftware.core.script.js.AbstractTWSystemScriptable.j
  sFunction_executeServiceByName
  (AbstractTWSystemScriptable.java:1066)
  

Local fix

Problem summary

• The threads hang because the
  ExecutionContextRegistry.setExecutionContext and
  ExecutionContextRegistry.clearExecutionContext methods are not
  thread safe.
  

Problem conclusion

• A fix is available for IBM BPM V8.5.5.0 that calls the methods
  in a thread safe way.
  
  On Fix Central (http://www.ibm.com/support/fixcentral), search
  for JR56566:
  
  1. Select IBM Business Process Manager with your edition from
    the product selector, the installed version to the fix pack
    level, and your platform, and then click Continue.
  
  2. Select APAR or SPR, enter JR56566, and click Continue.
  
  When you download fix packages, ensure that you also download
  the readme file for each fix. Review each readme file for
  additional installation instructions and information about the
  fix.
  

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

• APAR is sysrouted TO one or more of the following:

Fix information

• Fixed component name

  BPM STANDARD

• Fixed component ID

  5725C9500

Applicable component levels

• R855 PSY

     UP