OA66075: IGWMDSST+X'123A' REQUESTS THE DSHD LATCH AND IS SUSPENDED IN IGWLHSUS+X'16C6' BECAUSE DSHB LATCH WAS NOT RELEASED.

Obtain the fix for this APAR.

APAR status

• Closed as program error.

Error description

• TSO user is hung and cannot be cancelled, terminated or forced
  out.  IGWMDSST+x'123A' has requested the DSHD latch and is hung
  in IGWLHSUS+x'16C6' waiting for the latch.
  The latch appears to be held by an active thread for an SRB that
  suffered an abend878.  Latch was never released.
  

Local fix

• RECOVERY ACTION:
  Issue FORCE U=userid without TCB= to force the user to terminate
  

Problem summary

• ****************************************************************
  * USERS AFFECTED:                                              *
  * This is a situation which occurs when an                     *
  * address space is short of storage and                        *
  * an attempt is made to create SMF records.                    *
  ****************************************************************
  * PROBLEM DESCRIPTION:                                         *
  * During SMF record when storage is                            *
  * short there can be recursive failures                        *
  * and hang.                                                    *
  ****************************************************************
  * RECOMMENDATION:                                              *
  ****************************************************************
  See problem conclusion
  

Problem conclusion

• SMF getmain processing will be enhanced to prevent recursive
  out of space error.
  

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:

  UJ95044 UJ95048

Modules/Macros

• IGWFVGTM
  

Fix information

• Fixed component name

  EXTENDED DATA S

• Fixed component ID

  5695DF115

Applicable component levels

• R310 PSY UJ95044

     UP24/04/23 P F404

• R250 PSY UJ95048

     UP24/04/23 P F404

Fix is available

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