Looking forward to see the plan of 3.0 :-) Best Regards, Yu
On Sat, 4 Jan 2020 at 23:48, Sean Busbey <bus...@apache.org> wrote: > That's me. I'll update with a plan later in the week. > > On Sat, Jan 4, 2020, 09:02 张铎(Duo Zhang) <palomino...@gmail.com> wrote: > > > Anyway if we want to start releasing 3.x alpha versions, at least we need > > to have a release manager... Dang > > > > Andrew Purtell <andrew.purt...@gmail.com> 于2020年1月4日周六 上午11:38写道： > > > > > Releasing HBase 3 snapshots off master would be fine by me. > > > > > > > On Jan 3, 2020, at 7:37 PM, Sean Busbey <bus...@apache.org> wrote: > > > > > > > > A while back I offered to start making hbase 3 alpha releases so we > > had > > > > something we could all refer to in test environments. That offer > still > > > > stands. > > > > > > > > > > > > I personally would still rather those releases be off of the master > > > branch > > > > because we still have too many branches given our tooling for > > backports. > > > > > > > >> On Fri, Jan 3, 2020, 21:30 Andrew Purtell <andrew.purt...@gmail.com > > > > > wrote: > > > >> > > > >> Why not start a branch-3 and begin SNAPSHOT releasing of this branch > > > right > > > >> now? > > > >> > > > >> +1 to dropping Hadoop 2 support in HBase 3. We need the major > > increment > > > to > > > >> make this kind of change, let’s take the opportunity. > > > >> > > > >> Regarding Hadoop 2, the discussion I have seen indicates Hadoop > thinks > > > it > > > >> will be releasing 2.x for up to two more years. I don’t know how > many > > > >> releases there will actually be but let’s assume at least one more > > 2.9, > > > and > > > >> a few 2.10. My employer is expected to use these versions along a > > > >> transition path to 3.x for at least the next eighteen months. We are > > > >> probably typical. We won’t need Hadoop 2 support for a HBase 3 but > > will > > > >> need it for HBase 1 and HBase 2 for “a couple years”. > > > >> > > > >>>> On Jan 3, 2020, at 6:52 PM, Sean Busbey <bus...@apache.org> > wrote: > > > >>> > > > >>> I personally like having Hadoop 2 support still, but I agree the > > > cadence > > > >>> out of Hadoop has been problematic. > > > >>> > > > >>> I would prefer we not change the state of Hadoop support in the > > master > > > >>> branch until we have a release plan of some kind for HBase 3. I'd > > > rather > > > >>> that be sooner rather than later. > > > >>> > > > >>>> On Fri, Jan 3, 2020, 18:08 张铎(Duo Zhang) <palomino...@gmail.com> > > > wrote: > > > >>>> > > > >>>> Support Hadoop 2.x in 3.0.0 means we need to carry it over the > whole > > > 3.x > > > >>>> release lines, which seems to be a problem since the Hadoop > > community > > > do > > > >>>> not want to new 2.x release line any more... > > > >>>> > > > >>>> Nick Dimiduk <ndimi...@gmail.com>于2020年1月4日 周六06:55写道： > > > >>>> > > > >>>>> On Wed, Dec 25, 2019 at 5:38 PM 张铎(Duo Zhang) < > > palomino...@gmail.com > > > > > > > >>>>> wrote: > > > >>>>> > > > >>>>>> We will only remove the hadoop 2.x support from hbase 3.x, which > > > does > > > >>>> not > > > >>>>>> have a formal release plan yet, for 2.x we will still support > > hadoop > > > >>>> 2.x. > > > >>>>>> > > > >>>>> > > > >>>>> Indeed there is no formal release plan for HBase-3.0, but I hope > > it's > > > >>>>> sooner than 2+ years away! What's the motivation for dropping > > Hadoop2 > > > >>>>> support? > > > >>>>> > > > >>>>> Wei-Chiu Chuang <weic...@apache.org> 于2019年12月26日周四 上午8:57写道： > > > >>>>>> > > > >>>>>>> With my Hadoop hat's on, we have not yet officially declared > > Hadoop > > > >>>> 2.8 > > > >>>>>>> EOL. I think the 2.8 download missing from the web page is > just a > > > >>>>>> mistake. > > > >>>>>>> > > > >>>>>>> That being said, some of the biggest Hadoop users (LinkedIn, > > Yahoo, > > > >>>>>>> Microsoft) that I am aware of are moving up from 2.7/2.8 to > 2.10, > > > and > > > >>>>>> that > > > >>>>>>> 2.8.5 (the last version in the 2.8 line) was released in Sep > > 2018, > > > >>>> more > > > >>>>>>> than a year ago. It doesn't look like the community has the > > desire > > > to > > > >>>>>>> continue the 2.8 line. > > > >>>>>>> > > > >>>>>>> I think it is a little extreme to remove hadoop2 profile, given > > > that > > > >>>>>> Hadoop > > > >>>>>>> 2.9 and 2.10 are still active and I expect Hadoop 2 to stay > > around > > > >>>> for > > > >>>>> at > > > >>>>>>> least 2 years out. > > > >>>>>>> > > > >>>>>>> On Thu, Dec 26, 2019 at 8:41 AM 张铎(Duo Zhang) < > > > palomino...@gmail.com > > > >>>>> > > > >>>>>>> wrote: > > > >>>>>>> > > > >>>>>>>> Hadoop 2.8.x has been removed from the download page of hadoop > > so > > > I > > > >>>>>> think > > > >>>>>>>> it is time to bump the hadoop dependency to 2.9.x, on master > an > > > >>>>>> branch-2. > > > >>>>>>>> > > > >>>>>>>> And the hadoop community is going to make 2.10.x the last > minor > > > >>>>> release > > > >>>>>>>> line for 2.x > > > >>>>>>>> > > > >>>>>>>> > > > >>>>>>>> > > > >>>>>>> > > > >>>>>> > > > >>>>> > > > >>>> > > > >> > > > > > > https://lists.apache.org/thread.html/cab84265d632b90d66dcd1ad957a7439a2c76a987c7e62feafb4812e%40%3Ccommon-dev.hadoop.apache.org%3E > > > >>>>>>>> > > > >>>>>>>> > > > >>>>>>>> I think this is a sign that the community is moving forward to > > > 3.x. > > > >>>>> So > > > >>>>>> I > > > >>>>>>>> propose we make the master branch hadoop3 only, This requires > > > >>>>> changing > > > >>>>>>> the > > > >>>>>>>> pom a bit to active hadoop3 profile by default and remove the > > > >>>> hadoop2 > > > >>>>>>>> profile. > > > >>>>>>>> > > > >>>>>>>> Thoughts? Thanks. > > > >>>>>>>> > > > >>>>>>> > > > >>>>>> > > > >>>>> > > > >>>> > > > >> > > > > > >
