March 2006
Intermediate to advanced
630 pages
14h 45m
English
book
DB2 Performance Expert for Multiplatforms V2.2, 2nd Edition
by Whei-Jen Chen, Ute Baumbach, Marcia Miskimen, Werner Wicke
Content preview from DB2 Performance Expert for Multiplatforms V2.2, 2nd Edition
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502 DB2 Performance Expert for Multiplatforms V2.2
From time to time, it might also be necessary to reorganize tables of the CM
Library Server and CM Resource Manager. In Performance Expert, under
Statistic Details → Tables, you get an indication that this might be necessary,
as you can see in Figure B-14.
If you see many “Overflowed rows” and “Page reorg” for your tables, run
reorgchk and reorganize the tables afterwards if necessary.
Figure B-14 List of tables with overflowed rows and page reorganization info
Monitoring buffer pool effectiveness
If CM users are complaining about slow response time, this could be the result of
reading data from ...
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