How would we rephrase our compatibility guidelines? Special call-out section about Hadoop?
On Tue, Apr 24, 2018 at 10:37 PM, Andrew Purtell <[email protected]> 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
