ADSM-L

A few basic TSM questions

2015-10-04 17:13:42
Subject: A few basic TSM questions
From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU]On Behalf Of
To: ADSM-L AT VM.MARIST DOT EDU
Hi TSMers

I wonder if you can help with a few, hopefully simple, questions.

I am running TSM 3.7.3.8 server on a Solaris 2.7 server (E250 400mhz with
1GB Mem) . This is connected to an IBM 3494 library with two 3590 tape
drives. Most of our clients are either Sun or NT boxes running client level
3.7.2.0 (only about 28 client nodes in total).

Question 1)

We have a situation where an external user wants to be able to perform
restores as and when necessary. At present, I prefer that all restore
requests come through us so that we can keep track of who's doing what on
our machines (particularly our backup server). However, let's just say that
I wanted to allow a user access to backing up and restoring relevant files;
how do I restrict that user to just certain files / file systems etc. i.e.
how do I make sure that a user does not have free run of the box?

Question 2)

During the day we tend to run tape reclamation of our Tapepool and
Copypool. Also, Expiration kicks in at 24 hour intervals and takes about
30-45mins to complete. Reclamation can take several hours. What I'm
interested in is what happens when a restore is requested when either of
these processes is running. Can TSM cope with this?

If the restore needs to access a tape but both tape drives are in use with
reclamation, will the restore take precedence, or will it sit and wait
until a tape drive becomes available?

If a restore is requested and expiration is running, does this have a
negative / damaging effect on the server?

Question 3)

Should expiration be run when no other processes are active, or does TSM
cope either way?

Any help will be very much appreciated.

Kind Regards

Farren S Minns

(Trainee Solaris System Admin - John Wiley & Sons)
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