IT31098: RECOVERY FAILING DUE TO DUPLICATE XIDS IN THE TRANSACTION LOGS

APAR status

• Closed as program error.

Error description

• Rollforward on HADR Standby is failing when it encounters
  duplicate XIDs during rollforward and fails the Standby.  This
  may also cause issues during regular rollforward operations.
  
  Example message:
  
  2019-09-20-15.37.49.992937+000 I11190960E501        LEVEL: Error
  PID    : 27533               TID : 140503441991424 PROC :
  db2sysc 0
  INSTANCE: db2inst1            NODE : 000           DB  : SAMPLE
  APPHDL : 0-56138             APPID: *LOCAL.DB2.190920153128
  HOSTNAME: db2server.ibm.com
  EDUID  : 12509               EDUNAME: db2redom (SAMPLE) 0
  FUNCTION: DB2 UDB, data protection services, sqlpSetXidInTEntry,
  probe:250
  MESSAGE : ZRC=0x80100007=-2146435065=SQLP_DUPID "Duplicate XID"
  
  2019-09-20-15.37.49.993291+000 I11191462E562        LEVEL: Error
  PID    : 27533               TID : 140503441991424 PROC :
  db2sysc 0
  INSTANCE: db2inst1            NODE : 000           DB  : SAMPLE
  APPHDL : 0-56138             APPID: *LOCAL.DB2.190920153128
  HOSTNAME: db2server.ibm.com
  EDUID  : 12509               EDUNAME: db2redom (SAMPLE) 0
  FUNCTION: DB2 UDB, recovery manager, sqlpRecDbRedo, probe:3555
  DATA #1 : <preformatted>
  tidhdl 1035 with tid 00000002648C7D77 has the same xid as tidhdl
  2950 with tid 00000002648C7D76, rc -2146435065
  

Local fix

• N/A
  

Problem summary

• ****************************************************************
  * USERS AFFECTED:                                              *
  * Any users doing RF recovery or HADR                          *
  ****************************************************************
  * PROBLEM DESCRIPTION:                                         *
  * See Error Description                                        *
  ****************************************************************
  * RECOMMENDATION:                                              *
  * Upgrade to Version 11.1 Fixpack 6                            *
  ****************************************************************
  

Problem conclusion

• Problem first fixed in Version 11.1 Fixpack 6
  

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

  IT30472

• APAR is sysrouted TO one or more of the following:

  416AC4Ÿ

Fix information

• Fixed component name

  DB2 FOR LUW

• Fixed component ID

  DB2FORLUW

Applicable component levels