rsync as a backup solution
mrubel at galcit.caltech.edu
Fri May 3 16:12:11 EST 2002
I'm going to use this opportunity to shamelessly plug my website:
By keeping multiple rotating backup "snapshots", you can protect yourself
should one or more of them get hosed, and you still won't need a huge
amount of extra storage. All you need are rsync and cp.
> I would like to get some opinions on a backup method using rsync. I already
> have a script written to mirror the data over to a backup script from a cron
> that is run every night. I've also been tempted to use the "--delete"
> option to keep everything up to date on the backup server. However, this is
> probably a bad idea in the event my data is deleted from the "/home"
> directory (just as an example) before the cron runs. When the cron runs and
> this isn't noticed before hand, the "/home" directory on the backup server
> will probably be whiped out as well, correct? So, do all you that use rsync
> as a backup method not use the "--delete" option, or do you keep maybe a
> separate weekly backup safe somewhere else. Of course, we do have our data
> center making tape backups of the backup server as well, but let's assume we
> didn't. Thank you!
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