ADSM-L

Re: Limitation of TSM DB Volumes

2003-04-11 22:07:39
Subject: Re: Limitation of TSM DB Volumes
From: asr AT UFL DOT EDU
To: ADSM-L AT VM.MARIST DOT EDU
Date: Fri, 11 Apr 2003 22:07:14 -0400
=> On Fri, 11 Apr 2003 15:11:13 -0400, Fred Yang <FYang AT NSHS DOT EDU> said:

> I don't really think putting 1 volume on each drive spindle would improve
> performance, especially when TSM DB is doing sequential read/write.

The TSM Database essentially never does sequential reads and writes.  You're
thinking of the storage volumes, for which your observations are spot-on.

For the database, ensuring that each volume touches maximum spindles is darn
near a worst-case performance position.

- Allen S. Rout