Latest versionsfixlist
11.1.0.7 FixList
10.5.0.9 FixList
10.1.0.6 FixList
9.8.0.5 FixList
9.7.0.11 FixList
9.5.0.10 FixList
9.1.0.12 FixList
Have problems? - contact us.
Register for free anmeldung-x26
Contact form kontakt-x26

DB2 - Problem description

Problem IC66639 Status: Closed

UNNECESSARY PACKED DESCRIPTOR UPDATES DURING ALTER TABLESPACE STATEMENT

product:
DB2 FOR LUW / DB2FORLUW / 910 - DB2
Problem description:
Alter tablespace statements can lead to unnecessary packed 
descriptor updates for tables that reside in the affected 
tablespace. This can lead to unnecessary delays, or unexpected 
locking problems. 
The fix for this apar will ensure that the table packed 
descriptor is only updated if really needed 
e.g. when there is a change in transferrate, overhead, or 
prefetchsize.
Problem Summary:
**************************************************************** 
* USERS AFFECTED:                                              * 
* All users with many tables in a single tablespace using      * 
* automatic prefetch size and running frequent alter           * 
* tablespace statements                                        * 
**************************************************************** 
* PROBLEM DESCRIPTION:                                         * 
* The problem will cause unnecessary exclusive locks to be     * 
* acquired which can lead to delays in processing or even      * 
* perceived hang situations due to lock wait settings.         * 
**************************************************************** 
* RECOMMENDATION:                                              * 
* Upgrade to V9.1 Fix Pack 10                                  * 
****************************************************************
Local Fix:
available fix packs:
DB2 Version 9.1 Fix Pack 10  for Linux, UNIX and Windows
DB2 Version 9.1 Fix Pack 11  for Linux, UNIX and Windows
DB2 Version 9.1 Fix Pack 12  for Linux, UNIX and Windows

Solution
The problem has first been fixed in V9.1 Fix Pack 10
Workaround
not known / see Local fix
BUG-Tracking
forerunner  : APAR is sysrouted TO one or more of the following: IC66644 
follow-up : 
Timestamps
Date  - problem reported    :
Date  - problem closed      :
Date  - last modified       :
24.02.2010
10.06.2011
10.06.2011
Problem solved at the following versions (IBM BugInfos)
9.1.FP10
Problem solved according to the fixlist(s) of the following version(s)
9.1.0.10 FixList
This site uses cookies to make it easier for us to provide you with our services. By using our site you agree to the use of cookies.