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DB2 - Problem description

Problem IC62339 Status: Closed

POTENTIAL INSTANCE TRAP WHEN DB2TRC IS RUNNING AND DIAGLEVEL > 2

product:
DB2 FOR LUW / DB2FORLUW / 950 - DB2
Problem description:
There is a potential instance trap when running db2trc and the 
DIAGLEVEL is > 2. 
 
Function stack may include: 
 
       sqlno_trc_print_setN 
       sqlno_trc_print_set 
       sqlno_common_insert_qpte 
       sqlno_default_next_part 
       sqlno_crule_join 
       sqlno_gen_partitions_for_QTB 
       sqlno_plan_end_opr 
       sqlno_call_sf 
       sqlno_each_opr 
       sqlno_call_sf
Problem Summary:
**************************************************************** 
* USERS AFFECTED:                                              * 
* All                                                          * 
**************************************************************** 
* PROBLEM DESCRIPTION:                                         * 
* There is a potential instance trap when running db2trc and   * 
* the                                                          * 
* DIAGLEVEL is > 2.                                            * 
*                                                              * 
*                                                              * 
*                                                              * 
* Function stack may include:                                  * 
*                                                              * 
*                                                              * 
*                                                              * 
* sqlno_trc_print_setN                                         * 
*                                                              * 
* sqlno_trc_print_set                                          * 
*                                                              * 
* sqlno_common_insert_qpte                                     * 
*                                                              * 
* sqlno_default_next_part                                      * 
*                                                              * 
* sqlno_crule_join                                             * 
*                                                              * 
* sqlno_gen_partitions_for_QTB                                 * 
*                                                              * 
* sqlno_plan_end_opr                                           * 
*                                                              * 
* sqlno_call_sf                                                * 
*                                                              * 
* sqlno_each_opr                                               * 
*                                                              * 
* sqlno_call_sf                                                * 
**************************************************************** 
* RECOMMENDATION:                                              * 
* Upgrade to Version 9.5 Fix Pack 5 or later.                  * 
****************************************************************
Local Fix:
Change DIAGLEVEL to 2 or less when running db2trc.
available fix packs:
DB2 Version 9.5 Fix Pack 5 for Linux, UNIX, and Windows
DB2 Version 9.5 Fix Pack 6a for Linux, UNIX, and Windows
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 was first fixed in Version 9.5 Fix Pack 5.
Workaround
not known / see Local fix
BUG-Tracking
forerunner  : APAR is sysrouted TO one or more of the following: IC62535 IC64374 IC64375 IC64376 
follow-up : 
Timestamps
Date  - problem reported    :
Date  - problem closed      :
Date  - last modified       :
03.08.2009
13.01.2010
13.01.2010
Problem solved at the following versions (IBM BugInfos)
9.5.FP5
Problem solved according to the fixlist(s) of the following version(s)
9.5.0.5 FixList