ADSM-L

Re: Questions about optimum space allocation for storage pools

2000-05-24 10:22:25
Subject: Re: Questions about optimum space allocation for storage pools
From: "Mr. Lindsay Morris" <lmorris AT OPENMIC DOT COM>
Date: Wed, 24 May 2000 10:22:25 -0400
large volumes are better than small, so use big-file-enabled filesystems.  But 
you
might, at some future time want to reallocate space between DB and disk pool, 
for
example, so I wouldn't make one volume fill up a whole disk.  maybe 4 volumes 
per
physical disk is sensible.
IMHO

Rick Naquin wrote:

> Hello all,
> Due to a colleague moving on, I have assumed  responsibility for a new TSM
> environment running on AIX.  Our existing TSM environment is running on MVS 
> and
> the mainframe is being relocated, dictating a need to move to a local AIX
> server.   My AIX environment is an F50 with a 3494 ATL and 12     18.1 GB  SSA
> drives.   We intend to allocate two disk storage pools.  Archive pool is only
> about 10 GB.  The backup pool will eventually utilize the remainder.   How 
> best
> should I allocate the space needed for the storage pools?    Do I allocate a
> slew of 2GB logical volumes/filesystems?     Larger logical volumes housing
> multiple filesystems?   Should I use Large Block Enabled filesystems to 
> allocate
> files larger than 2 GB?   Is there a method recomended to spread the files
> across the spindles that would be beneficial for TSM?
>
> Is there any known documentation that might  point this obviously
> "un-enlightened" person in the direction of TSM storage pool allocation
> wizardry?
>
> Thanks
> Rick  Naquin
> rnaquin AT giantofmaryland DOT com

--
Mr. Lindsay Morris
Mr. Lindsay Morris
Certified: AIX,ADSM, TSM, HACMP,SP
Gresham Enterprise Storage
lmorris AT openmic DOT com
606-253-8000
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