Dear Pranith, Thanks for the reply. So GlusterFS 3.7.6 (which is the version I am using) already contains full disperse volume functionality in it ? But where is the IDA implementation ?
Best Regards JK On Wed, Feb 17, 2016 at 1:23 PM, Pranith Kumar Karampuri < [email protected]> wrote: > > > On 02/17/2016 09:42 AM, 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 > > > hi Jayakrishnan, > While Xavi replies to this mail, here are my inputs. I am not very > familiar with the old code because I didn't get a chance to look at them > deeply. But I do know about dfc. All the code of disperse volume is in > 'xlators/cluster/ec'. At the moment EC is using synchronization similar to > afr for now, so dfc is not in upstream yet. Heal in ec is also changed > similar to afr and is done automatically by glustershd, so the > functionality of 'heal' I think is implemented in ec-heal.c(Healing), > ec-heald.c (automatic healing part). Did I get that right Xavi? > > Pranith > > > Best Regards > JK > > > _______________________________________________ > Gluster-users mailing > [email protected]http://www.gluster.org/mailman/listinfo/gluster-users > > >
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