PM49234: MVFS info logging for view XID prints 'xid mismatch' error

Rational ClearCase Fix Pack 08 (7.1.2.8) for 7.1.2
Rational ClearCase Fix Pack 04 (8.0.0.4) for 8.0
Rational ClearCase Fix Pack 14 (7.1.2.14) for 7.1.2
Rational ClearCase Fix Pack 11 (8.0.0.11) for 8.0
Rational ClearCase Fix Pack 12 (8.0.0.12) for 8.0
Rational ClearCase Fix Pack 15 (7.1.2.15) for 7.1.2
Rational ClearCase Fix Pack 13 (8.0.0.13) for 8.0
Rational ClearCase Fix Pack 16 (7.1.2.16) for 7.1.2
Rational ClearCase Fix Pack 17 (7.1.2.17) for 7.1.2
Rational ClearCase Fix Pack 14 (8.0.0.14) for 8.0
Rational ClearCase Fix Pack 18 (7.1.2.18) for 7.1.2
Rational ClearCase Fix Pack 15 (8.0.0.15) for 8.0
Rational ClearCase Fix Pack 19 (7.1.2.19) for 7.1.2
Rational ClearCase Fix Pack 16 (8.0.0.16) for 8.0
Rational ClearCase Fix Pack 17 (8.0.0.17) for 8.0
Rational ClearCase Fix Pack 18 (8.0.0.18) for 8.0
Rational ClearCase Fix Pack 19 (8.0.0.19) for 8.0
Rational ClearCase Fix Pack 20 (8.0.0.20) for 8.0
Rational ClearCase Fix Pack 21 (8.0.0.21) for 8.0

APAR status

• Closed as program error.

Error description

• MVFS info logging for view XIDs incorrectly prints values
  
  
  
  ClearCase 7.1.x
  
  
  RedHat Linux
  
  
  
  Problem Description:
  
  When setting the MVFS logging to debug, the following is noted
  within the logs:
  
  mvfs: Ok: INFO: View op view_lookup xid mismatch: resp 861a8707,
  rqst ffffffff861a8707
  mvfs: Ok: INFO: View op view_lookup xid mismatch: resp 861a870a,
  rqst ffffffff861a870a
  mvfs: Ok: INFO: View op choid xid mismatch: resp 861a8709, rqst
  ffffffff861a8709
  
  As seen above, the bitwise comparison and printing is incorrect.
  
  
  Workaround:  none
  

Local fix

Problem summary

• ****************************************************************
  * USERS AFFECTED:                                              *
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  * PROBLEM DESCRIPTION:                                         *
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  * RECOMMENDATION:                                              *
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  Under consistent heavy load on a given ClearCase dynamic
  view client, "xid mismatch" errors are encountered in MVFS
  and is logged accordingly in mvfs_log.
  

Problem conclusion

• A fix is available in ClearCase versions 7.1.2.8 and 8.0.0.4
  

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

  CLRCASE MSITE U

• Fixed component ID

  5724G3201

Applicable component levels

• R701 PSN

     UP