|
Problem IC64199
|
Status: Closed |
ENABLING REGISTRY VARIABLE DB2_EXTENDED_OPTIMIZATION=IXOR UNDER THE DB2_WORKLOAD=SAP AGGREGATED REGISTRY VARIABLE. |
| product: |
DB2 FOR LUW / DB2FORLUW / 970 - DB2 |
| Problem description: |
For SAP applications, we recommend to set
DB2_EXTENDED_OPTIMIZATION=IXOR registry variable to performance
enhancement. This is going to be enabled under the aggreated
registry variable DB2_WORKLOAD=SAP in v91FP9, v95FP6, v97FP2 and
later releases. |
| Problem Summary: |
****************************************************************
* USERS AFFECTED: *
* all *
****************************************************************
* PROBLEM DESCRIPTION: *
* For SAP applications, we recommend to *
* setDB2_EXTENDED_OPTIMIZATION=IXOR registry variable *
* toperformanceenhancement. This is going to be enabled under *
* theaggregatedregistry variable DB2_WORKLOAD=SAP in v91FP9, *
* v95FP6, v97FP2andlater releases. *
****************************************************************
* RECOMMENDATION: *
* Upgrade to DB2 Version 9.7 Fix Pack 2 *
**************************************************************** |
| Local Fix: |
You may turn on the registry variable
DB2_EXTENDED_OPTIMIZATION=IXOR by itself.
db2set DB2_EXTENDED_OPTIMIZATION=IXOR |
| available fix packs: |
DB2 Version 9.7 Fix Pack 2 for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 3 for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 3a for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 4 for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 5 for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 6 for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 7 for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 9a for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 8 for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 9 for Linux, UNIX, and Windows
DB2 Version 9.7 Fix Pack 10 for Linux, UNIX, and Windows
|
| Solution |
Problem was first fixed in Version 9.7 Fix Pack 2 |
| Workaround |
You may turn on the registry variable
DB2_EXTENDED_OPTIMIZATION=IXOR by itself.
db2set DB2_EXTENDED_OPTIMIZATION=IXOR |
| Timestamps |
Date - problem reported :
Date - problem closed :
Date - last modified :
| 29.10.2009
30.06.2010
30.06.2010 |
| Problem solved at the following versions (IBM BugInfos) |
9.7.FP2
|
| Problem solved according to the fixlist(s) of the following version(s) |
| 9.7.0.2
|
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