IZ90072: THREAD DEADLOCK CAUSES APPLICATION SERVER CRASH

APAR status

• Closed as program error.

Error description

• Random UI's are crashing due to a thread deadlock, the following
  is the deadlock shown in the thread dump.
  
  1LKDEADLOCK    Deadlock detected !!!
  NULL           ---------------------
  NULL
  2LKDEADLOCKTHR  Thread "Thread-121645" (0x000000012657AF00)
  3LKDEADLOCKWTR    is waiting for:
  4LKDEADLOCKMON      sys_mon_t:0x0000000124AFB850 infl_mon_t:
  0x0000000124AFB8A0:
  4LKDEADLOCKOBJ
  psdi/webclient/beans/workorder/ActivityAppBean@070000001A4CC228/
  070000001A4CC240:
  3LKDEADLOCKOWN    which is owned by:
  2LKDEADLOCKTHR  Thread "WebContainer : 5" (0x000000011C599200)
  3LKDEADLOCKWTR    which is waiting for:
  4LKDEADLOCKMON      sys_mon_t:0x0000000124A4E070 infl_mon_t:
  0x0000000124A4E0C0:
  4LKDEADLOCKOBJ
  psdi/webclient/system/beans/ResultsBean@070000001A4CF6F0/0700000
  01A4CF708:
  3LKDEADLOCKOWN    which is owned by:
  2LKDEADLOCKTHR  Thread "Thread-121645" (0x000000012657AF00)
  
  Maximo logs show WORKORDERSPEC mboset using a large amount of
  memory as well as the time of the deadlock
  

Local fix

• N/A
  

Problem summary

• ****************************************************************
  * USERS AFFECTED: All                                          *
  ****************************************************************
  * PROBLEM DESCRIPTION: Async Dialogs , or operation can cause  *
  *                      this situation                          *
  *                                                              *
  ****************************************************************
  * RECOMMENDATION:                                              *
  *                                                              *
  *                                                              *
  *                                                              *
  ****************************************************************
  Async Dialogs , or operation can cause this situation
  

Problem conclusion

• Fix the code which can Enable Async on processing of the
  request and and disable once done and during finalization
  

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:

Modules/Macros

• MAXIMO
  

Fix information

• Fixed component name

  MAXIMO INSTALL

• Fixed component ID

  5724R46IT

Applicable component levels

• R710 PSY

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