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DB2 - Problem description

Problem IC71170 Status: Closed

DB2 TRIES TO DELETE OLD BACKUPS AND LOGS MULTIPLE TIMES USING-TO TSM,
AUTO_DEL_REC_OBJ-ON, AND USING MULTIPLE SESSIONS

product:
DB2 FOR LUW / DB2FORLUW / 950 - DB2
Problem description:
DB2 tries to delete old backups and logs multiple times when 
doing backup to TSM and AUTO_DEL_REC_OBJ is ON and using 
multiple session in backup command. 
 
Recreation of the problem can be done as below: 
 
db2 create db AUTODEL 
db2 update db cfg for AUTODEL using REC_HIS_RETENTN 0 
NUM_DB_BACKUPS 2 AUTO_DEL_REC_OBJ ON 
db2 terminate 
db2 backup db AUTODEL USE TSM OPEN 2 SESSIONS 
db2 backup db AUTODEL USE TSM OPEN 2 SESSIONS 
rm ~/sqllib/db2dump/db2diag.log 
db2 backup db AUTODEL USE TSM OPEN 2 SESSIONS 
 
In db2diag.log, user will see: 
 
2010-08-11-17.02.37.710729-240 E4426E453           LEVEL: Info 
PID     : 4433                 TID  : 47484961286464PROC : 
db2sysc 
INSTANCE: XXXXXX              NODE : 000          DB   : AUTODEL 
APPHDL  : 0-36                 APPID: *100811210235 
AUTHID  : XXXXXX 
EDUID   : 136                  EDUNAME: db2agent (AUTODEL) 
FUNCTION: DB2 UDB, database utilities, sqlubSetupJobControl, 
probe:1600 
MESSAGE : Starting an offline db backup. 
 
2010-08-11-17.02.43.884073-240 E4880E521           LEVEL: Info 
PID     : 4433                 TID  : 47484961286464PROC : 
db2sysc 
INSTANCE: XXXXXX              NODE : 000          DB   : AUTODEL 
APPHDL  : 0-36                 APPID: *100811210235 
AUTHID  : XXXXXXX 
EDUID   : 136                  EDUNAME: db2agent (AUTODEL) 
FUNCTION: DB2 UDB, database utilities, 
sqluhPruneHistoryDeleteFile, probe:1112 
MESSAGE : ADM8504I  Successfully deleted the backup image with 
timestamp< 
          "20100811170152". 
 
2010-08-11-17.02.44.108856-240 E5402E464           LEVEL: Error 
PID     : 9205                        TID  : 47099491015392PROC 
: db2vend (DB2 Prune Agent - 136 ( 
INSTANCE: XXXXXX              NODE : 000 
FUNCTION: DB2 UDB, database utilities, sqluvDoQueryAndDelete, 
probe:2762 
DATA #1 : Vendor RC, PD_DB2_TYPE_VENDOR_RC, 4 bytes 
Vendor RC=0x00000006=6 -- see DB2 API Guide for meaning. 
MESSAGE : Could not find any objects to delete. 
DATA #2 : signed integer, 8 bytes 
0 
 
2010-08-11-17.02.44.109812-240 E5867E521           LEVEL: Info 
PID     : 4433                 TID  : 47484961286464PROC : 
db2sysc 
INSTANCE: XXXXXXX              NODE : 000          DB   : 
AUTODEL 
APPHDL  : 0-36                 APPID: *100811210235 
AUTHID  : XXXXXXX 
EDUID   : 136                  EDUNAME: db2agent (AUTODEL) 
FUNCTION: DB2 UDB, database utilities, 
sqluhPruneHistoryDeleteFile, probe:1112 
MESSAGE : ADM8504I  Successfully deleted the backup image with 
timestamp< 
          "20100811170152". 
 
2010-08-11-17.02.45.266974-240 E6389E426           LEVEL: Info 
PID     : 4433                 TID  : 47484961286464PROC : 
db2sysc 
INSTANCE: XXXXXXX              NODE : 000          DB   : 
AUTODEL 
APPHDL  : 0-36                 APPID: *100811210235 
AUTHID  : XXXXXXX 
EDUID   : 136                  EDUNAME: db2agent (AUTODEL) 
FUNCTION: DB2 UDB, database utilities, sqlubcka, probe:905 
MESSAGE : Backup complete.
Problem Summary:
**************************************************************** 
* USERS AFFECTED:                                              * 
* All                                                          * 
**************************************************************** 
* PROBLEM DESCRIPTION:                                         * 
* DB2 TRIES TO DELETE OLD BACKUPS AND LOGS MULTIPLE TIMES WHEN * 
* DOING BACKUP TO TSM AND AUTO_DEL_REC_OBJ IS ON               * 
**************************************************************** 
* RECOMMENDATION:                                              * 
* Upgrade to DB2 9.5 FP7 or newer fix pack                     * 
****************************************************************
Local Fix:
Do not use Multiple OPEN Session in backup command.
available fix packs:
DB2 Version 9.5 Fix Pack 7 for Linux, UNIX, and Windows
 DB2 Version 9.5 Fix Pack 8 for Linux, UNIX, and Windows
 DB2 Version 9.5 Fix Pack 9 for Linux, UNIX, and Windows
 DB2 Version 9.5 Fix Pack 10 for Linux, UNIX, and Windows
Solution
Problem Fixed in DB2 Version 9.5 Fix Pack 7
Workaround
not known / see Local fix
BUG-Tracking
forerunner  : APAR is sysrouted TO one or more of the following: IC71844 
follow-up :
Timestamps
Date  - problem reported    :
Date  - problem closed      :
Date  - last modified       :

13.09.2010
29.04.2011
23.04.2012
Problem solved at the following versions (IBM BugInfos)
9.2.05,
9.5.,
9.5.FP7
Problem solved according to the fixlist(s) of the following version(s)
9.1.0.7 FixList
9.5.0.7 FixList
9.5.0.8 FixList