[Gluster-users] disperse volume and its relation to xlators/cluster/ec
jayakrishnan.mm at gmail.com
Wed Feb 17 08:24:29 UTC 2016
Thanks a lot. That clarified my confusion.
On Wed, Feb 17, 2016 at 3:35 PM, Xavier Hernandez <xhernandez at datalab.es>
> Hi jayakrishnan,
> the old implementation was not finally accepted to be included in main
> glusterfs tree, so it was rewritten in what now is known as ec.
> disperse is an alias for ec. They are the same. The algorithm implemented
> is Reed-Solomon. It's really similar to ida (we could say that ida is a
> specific implementation of a Reed-Solomon code).
> Almost all basic functionality in old code is implemented in new ec in
> some way, though not using the same approaches. Anyway the latest
> implementation is way more stable and maintained, while the old code has
> been abandoned and should not be used.
> On 17/02/16 05:12, jayakrishnan mm wrote:
>> Dear Xavier,
>> I am trying to understand the disperse translator and its usage.
>> , I see there are four components namely gfsys,dfc,ida and heal
>> which needs to be compiled with GlusterFS main source code.
>> I am confused this with xlator/cluster/ec. What is the relationship
>> between this and the disperse volume components mentioned earlier ?
>> Is xlator/cluster/ec is erasure coding (ec) translator
>> implementation in glusterFS ? If yes, which algorithm it implements ? (
>> I know disperse volume implements IDA)
>> Pls. help
>> Best Regards
-------------- next part --------------
An HTML attachment was scrubbed...
More information about the Gluster-users