PH28493: ABEND05B, LOOP IN CQCMSCLS +2C6 20/08/15 PTF PECHANGE

Obtain the fix for this APAR.

APAR status

• Closed as program error.

Error description

• ABEND05B, Loop in CQCMSCLS +2C6
  

Local fix

• ABEND05B, Loop in CQCMSCLS +2C6
  

Problem summary

• ****************************************************************
  * USERS AFFECTED: Users of IBM Db2 Query Monitor for z/OS      *
  *                 Users of IBM Security Guardium S-TAP for Db2 *
  *                 on z/OS                                      *
  ****************************************************************
  * PROBLEM DESCRIPTION: Loop in CQCMSCLS+X'2C6'                 *
  ****************************************************************
  * RECOMMENDATION: APPLY the PTF.                               *
  ****************************************************************
  Loop in CQCMSCLS+X'2C6' when Query Monitor or IBM Security
  Guardium S-TAP for Db2 is monitoring a large volume of
  distributed threads.
  

Problem conclusion

• Corrected serialization logic to remove window that caused
  intermittent storage block chaining errors.
  
  Search Keywords:
  LOOP CQCMSCLS 2C6 ABEND 05B DISTRIBUTED THREADS
  

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:

  UI71943

Modules/Macros

• CQC#CQMA CQCISMPX CQCISMSX CQCMALOX CQCMDLB1 CQCMDLC5 CQCMDZB1
  CQCMDZC5 CQCMINSD CQCMINST CQCMMFRR CQCMPRB1 CQCMPRC5 CQCMSCLN
  CQCMSCLS CQCMSTRM CQCMT1B1 CQCMT1C5 CQCMT2B1 CQCMT2C5 CQCMTRB1
  CQCMTRC5
  

Fix information

• Fixed component name

  COMMON COLLECTO

• Fixed component ID

  5639OLC00

Applicable component levels

• R110 PSY UI71943

     UP20/10/09 P F010 ­

Fix is available

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