Dear Xavi, Thanks a lot. That clarified my confusion.
Best Regards JK On Wed, Feb 17, 2016 at 3:35 PM, Xavier Hernandez <[email protected]> wrote: > 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. > > Regards, > > Xavi > > > On 17/02/16 05:12, jayakrishnan mm wrote: > >> Dear Xavier, >> >> I am trying to understand the disperse translator and its usage. >> >> From >> https://lists.gnu.org/archive/html/gluster-devel/2014-01/txttzloLYIJOh.txt >> , 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 >> JK >> >
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