I'm +1 then. would like to see the ref guide changes and heads-up happen prior to 1.5 branching, but since I don't have the bandwidth to do it myself I'm not going to vote against anything if it doesn't happen.
On Thu, Apr 26, 2018 at 4:06 PM, Andrew Purtell <[email protected]> wrote: > I think a heads up that it is a needed change given we want to evolve and > Hadoop has stopped releasing < 2.7. > > On Thu, Apr 26, 2018 at 7:31 AM, Sean Busbey <[email protected]> wrote: > >> How do we want to phrase the note to user@hbase? as a heads-up that >> this is a needed change due to the practicalities of having Hadoop as >> a dependency? or as something we're looking for feedback on from the >> user community before we declare consensus reached? >> >> On Thu, Apr 26, 2018 at 8:44 AM, Josh Elser <[email protected]> wrote: >> > +1 no objections here. >> > >> > >> > On 4/24/18 11:37 PM, Andrew Purtell wrote: >> >> >> >> Let's consider branching for HBase 1.5. >> >> >> >> The new feature justifying a minor increment is storage class aware >> >> placement (HBASE-19858), and a required update in Hadoop minimum >> version. >> >> It would be marked experimental. However, some of our Chinese colleagues >> >> have been running equivalent changes in production for a couple of years >> >> and all tests I've done with it look positive. >> >> >> >> Hadoop hasn't released 2.6 or below in ages. In all recent discussions I >> >> have found on their public lists, there are no plans to do so. They are >> >> still releasing 2.7. Therefore, I think it fair to conclude the earliest >> >> supported version of Hadoop by the Hadoop community is 2.7, and we can >> >> adopt this position too. When putting together a 1.5.0 release I would >> >> update documentation to reflect that the minimum supported Hadoop >> version >> >> is now 2.7.0, and put a note to this effect in the release notes. >> >> >> >> Are there any concerns? >> >> >> >> Related, a nice to have for the new HBase 1.5 code line would be >> >> successful compilation against Hadoop 2.9, 3.0 and 3.1. >> >> >> >> >> > >> > > > > -- > Best regards, > Andrew > > Words like orphans lost among the crosstalk, meaning torn from truth's > decrepit hands > - A23, Crosstalk
