Global backup solution for FBSD & Ubuntu
Francisco Reyes
lists at stringsutils.com
Fri Jul 9 15:06:46 UTC 2010
krad writes:
> In my experience dedup requires a fairly large amount of juice so if your
> backups are large I hope you machines are big on ram
The way tarsnap does it is not that intensive. I have used in an old 900Mhz
machine with less than 640MB of RAM and it worked well.
I think the program computes some sort of hash for blocks of data and then
the server checks to see if it already has that block.
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