On 10/7/2010 10:49 AM, Dan Pritts wrote:
> On Oct 1, 2010, at 10:54 AM, Wayne Walker wrote:
>> BackupPC uses rsync as a transport.  Does it use any of rsync's smarts
>> to prevent downloading unchanged files?  If I run 2 full backups back
>> to back, does it pull the entire 90 GB both times?
>
>
> Make sure to turn on rsync checksum-caching.  It does what you want but may 
> not be on by default.

Checksum-caching doesn't change the amount of data transferred - which 
should only be the differences in any case.  What it does is save 
uncompressing the file to re-compute the checksums on the server side.

-- 
   Les Mikesell
    lesmikesell AT gmail DOT com



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