[Fedora-xen] Re: Heads-up: Requiring PAE for running Xen

[Avi Kivity]

Alan Cox wrote:
> On Mon, May 22, 2006 at 07:48:53PM +0300, Avi Kivity wrote:
>   
>>> Rsync.
>>>       
>> Still have to read every byte on the disk. I doubt you'd get away with 
>> less than 20 minutes.
>>     
>
> That isn't a problem I find. It takes me a good hour to pack 8)
>   

Actually rsync is slower than copying. Rsync has to read and write the 
entire image on the target, while a copy only needs to write it.

Rsync is excellent when network bandwidth is low, but with GbE, network 
bandwidth exceeds disk bandwidth.

-- 
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