ADSM-L

Re: Recovering from a disaster ....

2002-04-30 10:44:30
Subject: Re: Recovering from a disaster ....
From: Stephen Pole <spole AT BIGPOND.NET DOT AU>
Date: Tue, 30 Apr 2002 22:38:03 +0800
Sandra,

Sorry, I am a bit late catching up on this tread.

Short answer is YES, and you got it right.. (Now see my earlier post on
this)

To answer your question a little more fully ....... It might be? Depends on
the disaster..... and the price your organization places on reacquisition,
of the data. (This is bean counter "accountant" work - but we need to advise
them of the risks.

The database backup alone will certainly not save you. You need to get the
data off-site, ie... a backup of backups.

Lets say we are lucky enough to have the budget some companies have.

They ask? What is the cost of reacquisition? What is the cost of lost
opportunity, due to total or partial failure. As Data Management
professionals we have to try and minimise these risks.

My experience says to be totally sure.....

For data.....

DISK - TAPE STORAGE POOL - COPY STORAGE POOL (which then goes off site) Just
in case of the following events:-

a) Total disaster Fire, tempest, storm water etc,,,,,,,
b) Partial loss due to tape failure, media failure

This will cost you a bit to start, but remember you can minimise costs a bit
by expiring and reclaiming etc.... ie. Manage the risk a bit.

Likewise ..For the ADSM/TSM database - you need this....

You also have to backup the database, ie .... To TAPE ... which stays where
it is, then make another copy for offsite. In the event of the any of the
events above..... This won't cost to much... But will save you heaps..
Databases are not that big really compare to the size and volume of data.




Stephen Pole
Operations Manager - IBM RS6000/TSM/HACMP Specialist
61 Delonix Circle
Woodvale WA 6026 Austalia

Office Phone       +61 8 9409 3014
Home Phone       +61 8 9409 3012
Mobile Phone      +61 4 2121 0157


Time Zone : WAST - GMT + 08:00 hours



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