ADSM-L

TSM DR vs Veritas IDR

2004-07-21 06:25:21
Subject: TSM DR vs Veritas IDR
From: Henrik Wahlstedt <shwl AT STATOIL DOT COM>
To: ADSM-L AT VM.MARIST DOT EDU
Date: Wed, 21 Jul 2004 12:24:39 +0200
It depends what you want to do (BMR?) with your online images. I dont think
of  TSM backup images is an alternative to ASR or application X or
whatever.

I´m not sure you can use TSM backup images with ASR in disaster recovery
senario. Can anyone shed some light here pls?
With ASR you either choose a restore from your TSM server or a local backup
set.

The drawback you are talking about will exist for CBMR etc. It´s only a
matter of backup frequency.


//Henrik






Besides !! TSM also provide online image backup of systems. If you are
cost concious then go for the built in feature of TSM client for taking
online image backup.

This takes up the entire partitions of the system and keep as an image.

 When you want to restore, just take your harddisk to other system,
restore image to the partition of your hard disk, activate the partition
and
voilla you go !!! Everything is back there !.

Drawback inthe above approach would be: You will have to restore the
backups that you had taken after your image backup.

In CBMR or IDR, the good point is that you don't have to worry about
taking your hdd to other system or apply backups to reach the latest
backed up point.

BUT IT SIGNIFICANTLY ADDS UP TO THE COST OF YOUR PROJECT. TSM
provides things builtin, no need to purchase anything if you want open
file and online image support.



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