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DB2 - Problembeschreibung

Problem IC67114 Status: Geschlossen

MEMORY LEAK IN MON_GET_LOCKS, MON_GET_APPL_LOCKWAIT TABLE FUNCTIONS
and MON_LOCKWAITS admin view

Produkt:
DB2 FOR LUW / DB2FORLUW / 980 - DB2
Problembeschreibung:
A memory leak of 6496 bytes per lock occurs as a result of 
calling the MON_GET_LOCKS or MON_GET_APPL_LOCKWAIT 
table functions or querying the MON_LOCKWAITS admin view. 
The leak is from the private memory heap. 
 
'db2mtrk -p -v' will show the leak 
 
Before calling MON_GET_LOCKS: 
 
Memory for agent 16 
 
   Other Memory is of size 20250624 bytes 
   Total: 20250624 bytes 
 
After calling MON_GET_LOCKS to return info on 1006 locks: 
 
Memory for agent 16 
 
   Other Memory is of size 26869760 bytes 
   Total: 26869760 bytes
Problem-Zusammenfassung:
**************************************************************** 
* USERS AFFECTED:                                              * 
* Any user calling MON_GET_LOCKS or MON_GET_APPL_LOCKWAIT or   * 
* querying MON_LOCKWAITS                                       * 
**************************************************************** 
* PROBLEM DESCRIPTION:                                         * 
* A memory leak of 6496 bytes per lock occurs as a result of   * 
* calling                                                      * 
*                                                              * 
* the MON_GET_LOCKS or MON_GET_APPL_LOCKWAIT table functions   * 
* or querying the MON_LOCKWAITS admin view.                    * 
**************************************************************** 
* RECOMMENDATION:                                              * 
* Upgrade to v9.8 FP3 or higher                                * 
****************************************************************
Local-Fix:
verfügbare FixPacks:
DB2 Version 9.8 Fix Pack 3 for Linux, UNIX, and Windows
DB2 Version 9.8 Fix Pack 4 for AIX and Linux
DB2 Version 9.8 Fix Pack 5 for AIX and Linux

Lösung
The fix to properly free memory was included in v9.8 FP3. The 
memory leak will not occur anymore.
Workaround
keiner bekannt / siehe Local-Fix
Weitere Daten
Datum - Problem gemeldet    :
Datum - Problem geschlossen :
Datum - der letzten Änderung:
10.03.2010
21.12.2010
21.12.2010
Problem behoben ab folgender Versionen (IBM BugInfos)
9.8.FP3
Problem behoben lt. FixList in der Version
9.8.0.3 FixList