On Wed, Apr 2, 2008 at 10:18 AM, Ross S. W. Walker
<rwalker@xxxxxxxxxxxxx> wrote:
>
> Javier Guerra wrote:
> > i like to use rsync to replicate running servers. of course, for
> > one-shot copy it's no faster than other dump-transfer-restore schemas;
> > but it's quite easy to use to quickly converge almost to a 'snapshot'
> > capability:
> >
> > 1: do a full rsync, might take tooo long, lots of stuff wouldn't be
> > really consistent
> > 2: repeat rsync, should be far faster, copying only the differences.
> > 3: keep repeating until the whole copy is comfortably short. usually
> > the third iteration is less than a couple minutes
> > 4: quick: shut down services, one last rsync, start services.
> > 5: done!
>
> Or, take a snapshot, mount it, then rsync off that.
sure, much better... when the original server uses LVM _and_ has free
space on the VG. otherwise (and quite often) a few rsync iterations
save the day.
--
Javier
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