[ale] backup suggestions

[cfowler]

I use it to sync up a CVS repository to 2 remote locations

On Wed, 2003-01-15 at 09:31, Michael D. Hirsch wrote:
> On Wednesday 15 January 2003 07:59 am, John Wells wrote:
> > I'm doing the vast majority of development on a laptop currently, and
> > I'd like to back up all work to another one of my machines each evening
> > before bed.
> >
> > What would you suggest as far as a backup solution?  While ideally I'd
> > be able to image the entire drive (recover the full environment in the
> > event of a crash), I don't know of any tools to do this.  My impulse is
> > to write a script that will simply scp selected directories over to the
> > box each night, but interested in hearing any other suggestions.  Anyone
> > had experience with rsync?  Are there added benefits available from
> > using it?
> 
> rsync rocks.  It is clever about finding which files have changed.  It is 
> even more clever about reducing bandwidth.  It can magically download only 
> the parts of the files that changed without downloading the whole file.
> 
> Assuming you can rsh from your laptop to your desktop, on the laptop run 
>    rsync -a --delete / desktop:/backupdir/
> If you'd rather use ssh instead of rsh do
>    rsync -e ssh -a --delete / desktop:/backupdir/
> 
> You may want to play with the --exclude directive to keep some files from 
> getting copied and maybe --one-file-system so that /proc doesn't get 
> copied, too.
> 
> I've done this with whole file systems, though I would recommend that you 
> do it only occasionally for the whole file system, but daily for your home 
> directory.  It's fast, but a couple gig of files is going to take a while 
> no matter what.
> 
> --Michael
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