[Veritas-bu] Performance Question...
2002-06-25 14:16:16
Subject: |
[Veritas-bu] Performance Question... |
From: |
david AT datastaff DOT com (David A. Chapa) |
Date: |
Tue, 25 Jun 2002 14:16:16 -0400 |
Thanks.
I was hopeful that maybe I missed something...but I hadn't. No logging is
taking place on this client.
David
Quoting Prasad Chalikonda <prasadcm AT optonline DOT net>:
> Try turning logging off completely - I mean even deleting all the
> directories under netbackup\logs, and test the performance.
>
> I was in a similar predicament a month ago, and turning logging off on a
> 2000 cluster (DL580's) made backups go from 700kb/s to 11Mb/s (9840B
> drives in a SAN).
>
>
> Prasad.
>
>
>
> David A. Chapa wrote:
>
> > Okay, I have a client who is having some serious performance issues with
> their
> > NT / 2000 backup jobs.
> >
> > One client in particular is a 2000 machine with 300GB RAID 5, they have a
> LARGE
> > NUMBER of SMALL FILES.
> >
> > We went through all of the normal test, network, ftp, bpbkar to dev/null,
> etc.,
> > etc. (believe me we did our due diligence) We did identify that defrag'ing
> one
> > of the drives helped in the backup performance (~1GB/hour), but not nearly
> as
> > good as it should be performing (20 - 30 GB/hour to 9840A's and B's)
> >
> > Any creative ideas out there for making this run FASTER?
> >
> > Or are we just SOL because of the NUM FILES and their TINY size?
> >
> > Thanks
> >
> > David Chapa
> >
> >
> > _______________________________________________
> > Veritas-bu maillist - Veritas-bu AT mailman.eng.auburn DOT edu
> > http://mailman.eng.auburn.edu/mailman/listinfo/veritas-bu
> >
> >
>
>
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