Re: compress raw image

[Izaac <izaac@xxxxxxxxx>]

On Thu, Aug 04, 2011 at 04:35:20PM +0200, Rainer Traut wrote:
> I need to transfer a local raw image to another datacenter.
> Is there a way to achieve good compression of this image, I heard of 
> tools overwriting unused space with zeros. Is this a good idea?

You're talking about sparse files?  You probably want to use rsync with
--sparse to keep the file from inflating on the far side.  Something
like:

   rsync -ctrvlzSP source.raw user@destination:source.raw

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