We simply def additional disk volumes using
add vol to volume group
either make logical volume or format a volume
define volume stgpool filename formatsize=xxx

We had an expert come in and he reccommended partitioning our disks into
multiple segments and having several segments like on an 8 gig disk having 4
2gig volumes of storage.  That was for performance.  You probably won't need
to do that with the shark depending on how you set it up.  Please let me
know how that works performance wise with the shark because we just got one
and will be doing that to a certain degree in the near future.  Another
performance boost that we got was on my disk pool I don't start migration
until 75% and then I go down to 1.  This has more time to dump to disk with
less migration going.  It usually keeps up.

-----Original Message-----
From: Shekhar Dhotre [mailto:[EMAIL PROTECTED]]
Sent: Wednesday, July 26, 2000 1:47 PM
To: [EMAIL PROTECTED]
Subject: Hard Disk


Hi all
 Currentlly i am having 2gb , as a primary stg. pool,, and we are backing up
more than 2GB per night, i have set low and high threshold values so that it
can start migration , as the data touches to High threshold point (30-70).
but
instaed of that i want to allocate more disk space to primary stg pool.
which i want to  make 20 GB.   Our  TSM 3.7.2 is on S-70 (AIX 4.3.3.)
we are using IBM E20 SHARK  as a sorage unit and i want to allocate disk
from
this unit .
i know AIX  and shark  well , so i just want to know steps involed
allocating
more disk space for , primary stg. pool.

Thanks in Advance .
Shekhar

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