AIX JFS Striping vs Multiple DB Extents
2002-04-30 11:06:51
Subject: |
AIX JFS Striping vs Multiple DB Extents |
From: |
Roger Deschner <rogerd AT UIC DOT EDU> |
Date: |
Tue, 30 Apr 2002 10:06:34 -0500 |
I'm about to do a disk reorg as a part of installing some new disk
drives, and I'm trying to get the best Database performance. The system
is TSM 4.2.1.09 on AIX 4.3.3.09. The processor is slow, but the new
disks are fast SSA disks.
What are the pros and cons of
Using AIX disk striping
versus
Having multiple TSM Database extents
...and...
AIX JFS Mirroring
versus
TSM Database/Log Mirroring
...and...
AIX JFS extents for DB and Log
versus
Raw extents
Short of conducting some rather painstaking tests using my new disks,
(35gb Database) I really have little informaiton regarding the
performance aspects of these choices.
Roger Deschner University of Illinois at Chicago rogerd AT uic DOT edu
============ "The World's Least Intuitive Operating System" ============
=============== -- from the cover of "Unix for Dummies" ================
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