ADSM-L

Re: Archive vs. Backup

1999-01-26 03:12:24
Subject: Re: Archive vs. Backup
From: "Lambelet,Rene,VEVEY,FC-SIL/INF." <Rene.Lambelet AT NESTLE DOT COM>
Date: Tue, 26 Jan 1999 09:12:24 +0100
Hello,

you are right, an archive is like a selective (full) backup. Therefore we
kepp our archives to a strict minimum, specifying the desired filesystems or
directories in the archive command. Remember: archive do NOT understand
Excludes...

What we archive are : source programs , access MDB's, databases if no agent
is available to do online and incremental backups, Backint data (SAP)...

Regards,

Rene Lambelet
Nestec SA - 55, Av. Nestle - CH-1800 Vevey
Tel: ++41'21'924'35'43 / Fax: ++41'21'924'45'89
E-Mail: rene.lambelet AT nestle DOT com



> -----Original Message-----
> From: Magura, Curtis [SMTP:curtis.magura AT LMCO DOT COM]
> Sent: Tuesday, January 26, 1999 8:46 AM
> To:   ADSM-L AT VM.MARIST DOT EDU
> Subject:      Archive vs. Backup
>
> I've been following the comments on using Archive to meet the requirements
> of long term data storage asked by someone else on the list. I have the
> same
> sort of requirement and imagine most everyone does. Our requirement is 30
> copies plus 1 monthly copy kept for 6 months.
>
> If I understand Archive correctly I will be making a complete copy of my
> data and keeping it in an Archive pool. Does this mean that I am basically
> doing a complete copy of our disk farm every thirty days? With the ever
> growing size of disk farms that seems to be a problem. Based on the
> performance of our daily backups it would take days and days for this to
> complete for us.
>
> At this point I've set versions to 9999 and age them off at 186 days.
> Granted this creates way more than the number of copies than I want to
> keep
> or have a requirement to keep. We have over 1 TB of disk spinning ...I'm
> sure I'm missing something here. Everytime I read the Sys Admin Guide
> discussing the setup and management of storagepools I think I have it
> until
> I starting thinking about it again!
>
> For some of the larger shops out there ... Do you make Archives of
> everything on some interval ? If you do what kind of timeframe for
> completion of the Archive?
>
> Curt Magura
> Lockheed Martin
> Enterprise Information Systems
> Gaithersburg Md.
> 301-240-6305
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