ADSM-L

Re: [ADSM-L] [adsm] TSM and XIV

2010-10-01 11:20:46
Subject: Re: [ADSM-L] [adsm] TSM and XIV
From: Remco Post <r.post AT PLCS DOT NL>
To: ADSM-L AT VM.MARIST DOT EDU
Date: Fri, 1 Oct 2010 17:17:47 +0200
On Fri, Oct 1, 2010 at 4:20 PM, Orville Lantto <olantto AT email DOT com> wrote:

> We have full XIV and use 10 TB of it for TSM storage pools.  The rest of
> the XIV is allocated to an SVC for general host use and is fairly busy.  The
> default max block size of the hdisk and fibre card is sufficient as is the
> default queue depth of the fibre cards.  The default queue depth of the
> hdisk is 1 which is limiting.  I have mine set to 40.  This can only be done
> is you are at a recent enough AIX level and XIV drivers.
>
>
Yes, we've upgraded our TSM servers just for the XIV. Set the queue depth to
64, on recommendation from IBM. Calling a queue depth of 1 limiting is a bit
of an understatement.

--
Met vriendelijke groeten,

Remco Post, PLCS

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