[Gluster-devel] Data classification proposal

Krishnan Parthasarathi kparthas at redhat.com
Wed Jun 25 12:47:12 UTC 2014


----- Original Message -----
> > For the short-term, wouldn't it be OK to disallow adding bricks that
> > is not a multiple of group-size?
> 
> In the *very* short term, yes.  However, I think that will quickly
> become an issue for users who try to deploy erasure coding because those
> group sizes will be quite large.  As soon as we implement tiering, our
> very next task - perhaps even before tiering gets into a release -
> should be to implement automatic brick splitting.  That will bring other
> benefits as well, such as variable replication levels to handle the
> sanlock case, or overlapping replica sets to spread a failed brick's
> load over more peers.
> 

OK. Do you have some initial ideas on how we could 'split' bricks? I ask this
to see if I can work on splitting bricks while the data classification format is
being ironed out.

thanks,
Krish


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