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

["Javier Guerra" <javier@xxxxxxxxxxx>]

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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