Re: [SLUG] tape drive back-ups

From: Kwan Lowe (kwan@digitalhermit.com)
Date: Wed Dec 07 2005 - 01:11:57 EST


> I have to agree with Ian. I used to back up our office machines to tape.
> This was using an IDE tape drive that accepted up to 3G Travan tapes.
> Slow as hell to back up, and it was hit or miss whether the backups
> would actually work or not. These suckers would spin one way for a
> while, spin another for a while, and generally take an order of
> magnitude or more longer to back up to than disk.

I prefer to run two-stage backups on my customer machines... Tar several machines to
a shared disk then steam the tars to tape. This decreases the backup window on the
individual machines and generally speeds up the tape write.

>
> These days, I selectively back up certain mission-critical data to a
> spare hard drive on another machine, and periodically make CD backups of
> that. All driven by cron jobs, for which I get a message every day,
> telling me how it all went.

And that is exactly what I do for my personal systems.

 BACKUP_LIST="/etc /var/named/ /var/www/ /var/spool/mail /home/draken/mail "
 BACKUP_PATH="/export/backup/host001/"

 ssh root@host001 "cd /; tar -cf - ${BACKUP_LIST} "|(cd ${BACKUP_PATH}; tar -xf - )

Then I use K3B to write the backup dirs to DVD.

-- 
* The Digital Hermit   http://www.digitalhermit.com
* Unix and Linux Solutions   kwan@digitalhermit.com
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