[CentOS] Deduplication data for CentOS?

Mon Aug 27 12:23:13 UTC 2012
Rainer Traut <tr.ml at gmx.de>

Am 27.08.2012 14:15, schrieb John Doe:
> From: Rainer Traut <tr.ml at gmx.de>
>> is there any working solution for deduplication of data for centos?
>> We are trying to find a solution for our backup server which runs a bash
>> script invoking xdelta(3). But having this functionality in fs is much
>> more friendly...
>> We have looked into lessfs, sdfs and ddar.
>> Are these filesystems ready to use (on centos)?
>> ddar is sthg different, I know.
> Never tried but what about zfs?

Yeah I know it has this feature, but is there a working zfs 
implementation for linux?
Linux is a must, because the data we are backing up are Domino databases 
and also is a customer's requirement.

And btrfs has not yet implemented this feature I think.