ADSM-L

DB2 high speed SP switch backups dead slow.

2003-09-10 15:19:02
Subject: DB2 high speed SP switch backups dead slow.
From: Muthyam Reddy <MREDDY AT JOY DOT COM>
To: ADSM-L AT VM.MARIST DOT EDU
Date: Wed, 10 Sep 2003 15:18:05 -0400
** High Priority **

Hi TSMers,
I hope someone got experiance on same before .

This is problem about db2(7.1) backups on high speed switch to TSM .Present we 
are taking 430Gb of data to tsm which is taking 14 hrs to finish.recently I 
have changed couple of paramters on 'css' and 'no' to improve performance based 
on IBM docs.Still my backups takes same time.
no doubt I missed some parts on TSM/AIX/db2  to lubricate.
Please can any one dump some ideas to fix this this and how long its taking in 
ur environment same setup.
We are using four session on db2(7.1) and copying to tape pools directly.


please send ur back times with same environments.

please send me some tips to make my backups fast.

please write if wants information.

thanks and regards
muthyam







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