We used caching at our site until just recently.  When we turned it off, we
saw about a 15% improvement in our disk to tape copies/migrations.  So, to
answer your question, it speeds up restores, but it slows down daily
processing.  At least that's been my experience with it.

-----Original Message-----
From: Nelson, Doug [mailto:[EMAIL PROTECTED]]
Sent: Wednesday, October 16, 2002 9:25 AM
To: [EMAIL PROTECTED]
Subject: query storage group


When I run a Query Storage Group ( Q stg) on the Disk Pool, I get the
following (puzzling) results

Name: Diskpool
Device: Disk
Capactity: 15 gig
Pct Util: 92.1
Pct Migr: 54.2
High Mig: 70
Low Mig: 40

   My question is, If my Migration parameters are 70/40 (and there is no
migration in progress) why do I have a 92% utilized and a 54% migrated? I
just had the thought that this could be because we have caching turned on.
Is this correct?

   As a side note, has anyone had problems with caching slowing things down
rather than speeding them up?

                                                Thanks, Doug

Douglas C. Nelson
Distributed Computing Consultant
Alltel Information Services
Chittenden Data Center
2 Burlington Square
Burlington, Vt. 05401
802-660-2336

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