ADSM-L

STGPOOL on Netapp

2006-09-20 16:42:10
Subject: STGPOOL on Netapp
From: Sam Sheppard <SHS AT SDDPC.SANNET DOT GOV>
To: ADSM-L AT VM.MARIST DOT EDU
Date: Wed, 20 Sep 2006 13:40:01 PDT
Anyone tried putting a disk storage pool on an ISCSI, GigE attached
Netapp-960 box?   If so, any recommendations on TSM performance?

We are attempting this as a temporary solution, but are having VERY poor
performance.  Formatting a 250GB volume has taken up to 4 hours and then
the backup performance on a test from 1 small client is only pushing 3-4
GB/hour.  Also tried a device class of FILE and didn't see much
difference.

By contrast, equivalent test on a local disk takes just over 1 hour to
format and throughput is 27GB/hour.

Server is:

Solaris 10, TSM 5.3.3.
sun fire v240
2    1.5 GHz   CPU's
8GB memory

Thanks,
Sam Sheppard
San Diego Data Processing Corp.
(858)-581-9668

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