ADSM-L

Re: Gig utilization during backups

2006-09-08 16:03:52
Subject: Re: Gig utilization during backups
From: Troy Frank <Troy.Frank AT UWMF.WISC DOT EDU>
To: ADSM-L AT VM.MARIST DOT EDU
Date: Fri, 8 Sep 2006 14:11:53 -0500
We used to see ~100MB/sec at night with tsm5.3 on Windows 2003.  The nic
was an intel dual-port gig-e.  I've since enabled the 2nd port on the
card to support load-balancing/teaming.  That has moved our nightly
throughput more into the 130MB/sec range.


>>> GEOFFREY.L.GILL AT SAIC DOT COM 9/8/2006 11:49 AM >>>
I'd like to get some input on what others see on their port
utilization
during heavy network traffic. With 350+ systems backing up to a single
TSM
server I'm curious as to why we see only about 50% utilization on the
GIG
port with max scheduled sessions set to 95. Sessions run extremely
long
compared to when they were on the old system.



What have others seen their systems and what do you have set for max
scheduled sessions?



I still feel like this system, which has 4 CPU's is not nearly as fast
at
moving data than my 2 CPU system was and the setup is very similar.



AIX 5.3 - TSM 5.3.3.0 - 4 CPU's - 4GB memory - Gig interface





Thanks,



Geoff Gill

TSM Administrator

PeopleSoft Sr. Systems Administrator

SAIC M/S-G1b

(858)826-4062

Email:  <mailto:geoffrey.l.gill AT saic DOT com> geoffrey.l.gill AT saic DOT com

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