Hi Dean,

If you are restoring a complete system from the latest backup then the
backup is a current mirror.
So a simple scp or copy with any tool would be what you want no?

Cheers
Gavin

Dean Cording wrote:
> I've recently had need to restore my complete system from an rdiff-backup 
> backup and I was struck by the poor performance it exhibited - Restoring 6GB 
> of data took over 12 hours.  I'm located in Australia and my backups are 
> hosted on Amazon Web Services on the east coast of the US (can't get much 
> more 
> offsite than that!).  
>
> Investigations showed that neither the CPUs on either end nor the network 
> link 
> were the limiting factor.  In fact, I was able to run three simultaneous 
> restore sessions with no degraded performance before the network link became 
> saturated.
>
> This suggests that network latency (typically 250ms in my case) is the 
> determinate factor for the restore performance.  Whilst I don't know much 
> about the details of the protocol, it might be possible to speed up rdiff-
> backup by using larger blocks or windowing.
>
> Dean
>
>
>
>
>
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>
>   


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