[CentOS] Re: Linux backup help
marc_schwartz at comcast.net
Tue Nov 11 13:46:12 UTC 2008
Kevin Kempter <kevin at kevinkempterllc.com>
> Hi All;
> I'm awaiting a new linux laptop that will be my primary work machine. I want
> to implement a strategy that allows me as easily as possible to revert back
> to a former state. My primary concern is a scenario where I apply system
> updates and it breaks something that for me is critical.
> I wonder if a simple rsync script would work. If so, here's what I'm thinking:
> 1) updates are available so I execute the rsync script which pulls any updated
> files from my laptop to a backup server/drive
> 2) apply updates
> 3) if something breaks (even if I can no longer login) I boot the laptop, run
> the rsync script in the opposite direction (push files from the backup drive
> to the laptop)
> I assume that if I were to execute step 3 above that my system would be in the
> exact state that it was before I ran the updates. Is this a correct
> assumption ? Are there better approaches ?
> Thanks in advance..
Look at rsnapshot, which is rsync based and enables hourly, daily,
weekly and monthly rotating backups.
This is what I used on my laptop, to an external USB HD. It provides an
OSX Time Machine like schema, albeit without the fancy GUI.
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