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From Wei-Chiu Chuang <weic...@cloudera.com.INVALID>
Subject Re: [DISCUSS] Bump hadoop versions
Date Thu, 26 Dec 2019 10:55:14 GMT
Good catch -- I am not sure. I know that Twitter recently upgraded to 2.9
line so I imagine there are still interest in maintaining that branch.
Let's move this question to the Hadoop dev mailing list.

On Thu, Dec 26, 2019 at 9:41 AM 张铎(Duo Zhang) <palomino219@gmail.com> wrote:

> And even the latest 2.9.x release, 2.9.2, was released at 2018 Nov, which
> is also more than a year. Is this branch still alive?
>
> Thanks.
>
> 张铎(Duo Zhang) <palomino219@gmail.com> 于2019年12月26日周四 上午9:37写道:
>
> > 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.
> >
> > Wei-Chiu Chuang <weichiu@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) <palomino219@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.
> >> >
> >>
> >
>

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