On Thu, May 12, 2011 at 07:52:20AM +0200, Swâmi Petaramesh
wrote:> Hi again list,
>
> I''ve seen in a message dating back to january that offline
deduplication
> has been implemented in BTRFS, but I can''t find it in my
btrfs-tools
> 0.19+20100601-3ubuntu2
>
> Has it reached release, or not yet ? How could I give it a try ?
>
> I''ve seen a discussion about whether deduplication should be made
> offline or online ; my usage case it to backup a number of laptops
> having all about the same software and many files in common, to a single
> backup server using rsync, I would be very much interested in online
> deduplication - because I don''t have "n" times the
storage space, that
> offline dedup might temporarily need, and because performance
isn''t
> crucial for this application, as backups can be done overnight...
>
> Thanks in advance :-)
>
So the btrfs-progs patch only exists on the mailing list and the kernel patch is
sitting in my git tree. This was more of a weekend project and less of a
serious attempt at an actual solution. It could be cleaned up and actually
used, but I''m not at all interested in doing that :). Thanks,
Josef
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