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DB2 - Problembeschreibung

Problem IC66555 Status: Geschlossen

LARGE CPU OVERHEAD WHEN THE UOW EVENT MONITOR IS ACTIVE AND COLLECTING
DATA

Produkt:
DB2 FOR LUW / DB2FORLUW / 980 - DB2
Problembeschreibung:
When an UOW, Activities, Locking or Package Cache event monitor 
is active and collecting data, workloads can experience a large 
CPU overhead by the fast writer threads which are processing and 
committing the event monitor records.
Problem-Zusammenfassung:
**************************************************************** 
* USERS AFFECTED:                                              * 
* Anybody using an UOW, Activities, Locking or Package Cache   * 
* event monitor.                                               * 
**************************************************************** 
* PROBLEM DESCRIPTION:                                         * 
* When an UOW, Activities (SQL Table only, not File or Pipe),  * 
* Locking or Package Cache event monitor is active and         * 
* collecting data, the fast writer threads can consume a large * 
* amount of CPU time.                                          * 
**************************************************************** 
* RECOMMENDATION:                                              * 
* Upgrade to V9.8 Fix Pack 3 or higher.                        * 
****************************************************************
Local-Fix:
Lösung
In V9.8 Fix Pack 3 the fast writer threads (db2fw0, db2fw1, 
db2fw2, db2fw3) will consume less CPU time.
Workaround
keiner bekannt / siehe Local-Fix
Weitere Daten
Datum - Problem gemeldet    :
Datum - Problem geschlossen :
Datum - der letzten Änderung:
22.02.2010
20.12.2010
20.12.2010
Problem behoben ab folgender Versionen (IBM BugInfos)
9.8.FP3
Problem behoben lt. FixList in der Version