RE: [Xen-users] Convert CentOS system to Xen image?

["Ross S. W. Walker" <rwalker@xxxxxxxxxxxxx>]

Javier Guerra wrote:
> On Wed, Apr 2, 2008 at 9:52 AM, Igor Chubin <igor@xxxxxxx> wrote:
> >  If I understand you right,
> >  you say that
> >
> >
> >  hostA# dump / | ssh hostB restore
> >
> >  is more effective than:
> >
> >  hostA# rsync -a / hostB:/
> 
> 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.

-Ross

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