PM31943: IMS HANG AFTER COLDSTART FOLLOWING ALL THE MESSAGES THAT STATED THE QCF CUSTOMIZATION MEMBERS ARE PROCESSED

Obtain the fix for this APAR.

APAR status

• Closed as program error.

Error description

• IMS hang after an IMS cold start.
  The hang occurs after all the messages (written to MTO)
  about QCF customization members being processed occur,
  but before MSGIQC6001I QCF EXTENSION ENABLED is written.
  The SCI is active.
  
  Keywords: IQC6001I hung hangs
  

Local fix

Problem summary

• ****************************************************************
  * USERS AFFECTED: All users of QCF3.1. Install the APAR and    *
  *                 recycle the control region.                  *
  ****************************************************************
  * PROBLEM DESCRIPTION: IMS hangs after COLDSTART following all *
  *                      the messages that stated that the QCF   *
  *                      customization members are processed.    *
  *                      SCI is started, but message             *
  *                      IQC6001I QCF EXTENSION ENABLED          *
  *                      does not show.                          *
  ****************************************************************
  * RECOMMENDATION:                                              *
  ****************************************************************
  After connecting to SCI the QCF scheduler waits for IMS CTL
  to finish the restart. IMS CTL waits for a latch owned
  by scheduler (CTX TCB) - and this way both TCBs are in lock.
  

Problem conclusion

• Resolve the lock.
  

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:

  UK64564

Modules/Macros

• IQCCSCHA IQCCSCHB IQCCSCHC IQCCSCHX IQCCSCH8
  IQCCSCH9
  

Fix information

• Fixed component name

  IMS QUEUE CNTL

• Fixed component ID

  5697E9900

Applicable component levels

• R310 PSY UK64564

     UP11/02/06 P F102

Fix is available

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