+1. Great Jimmy.
On Fri, Mar 21, 2014 at 3:37 AM, Elliott Clark <[email protected]> wrote: > +1 Awesome work. > > > On Thu, Mar 20, 2014 at 9:08 AM, Jimmy Xiang <[email protected]> wrote: > > > Here is a heads up on some work I've been doing of late. > > > > > > My goal is to make region assignment simpler, faster, more reliable > > > > and maintainable making it so we are able to handle many more regions > > > > more efficiently (improve mttr, and lessen impact of compactions), and > > > > to eventually look into quorum-based master service. > > > > In HBASE-10569, I posted a patch that makes a HMaster also a > > HRegionServer. I've also done work so that we can co-locate the meta > > region with the master server. These changes are based on one of the > > agreements per the discussion in HBASE-5487, the master re-design. > > > > We should be able to do a rolling restart on to this new basis (I'm > > > > working on it). > > > > Putting the master and regionserver processes together and making it > > > > so meta and master are also together is a step toward making it easier > > doing > > region assignment without using ZK, another agreement from HBASE-5487. > > > > > > Thanks. > > > > Jimmy > > >
