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From Sean Busbey <bus...@cloudera.com>
Subject Re: [DISCUSS] Drop legacy hadoop support at the 2.0 release
Date Thu, 20 Oct 2016 14:50:19 GMT
Unfortunately, I think this means we'll need to update the hadoopcheck
versions to vary by branch.

On Wed, Oct 19, 2016 at 6:21 PM, 张铎 <palomino219@gmail.com> wrote:
> OK, seems no objection. I will file a issue to modify the hadoop version
> support matrix.
>
> And I think we also need to change the hadoopcheck versions for our
> precommit check?
>
> Thanks all.
>
> 2016-10-20 1:14 GMT+08:00 Andrew Purtell <apurtell@apache.org>:
>
>> FWIW, we are running 2.7.x in production and it's stable.
>>
>>
>> On Tue, Oct 18, 2016 at 10:18 PM, Sean Busbey <busbey@apache.org> wrote:
>>
>> > we had not decided yet AFAIK. a big concern was the lack of
>> > maintenance releases on more recent Hadoop versions and the perception
>> > that 2.4 and 2.5 were the last big stable release lines.
>> >
>> > 2.6 and 2.7 have both gotten a few maintenance releases now, so maybe
>> > this isn't a concern any more?
>> >
>> > On Tue, Oct 18, 2016 at 7:00 PM, Enis Söztutar <enis.soz@gmail.com>
>> wrote:
>> > > I thought we already decided to do that, no?
>> > >
>> > > Enis
>> > >
>> > > On Tue, Oct 18, 2016 at 6:56 PM, Ted Yu <yuzhihong@gmail.com> wrote:
>> > >
>> > >> Looking at http://hadoop.apache.org/releases.html , 2.5.x hasn't got
>> > new
>> > >> release for almost two years.
>> > >>
>> > >> Seems fine to drop support for 2.4 and 2.5
>> > >>
>> > >> On Tue, Oct 18, 2016 at 6:42 PM, Duo Zhang <zhangduo@apache.org>
>> wrote:
>> > >>
>> > >> > This is the current hadoop version support matrix
>> > >> >
>> > >> > https://hbase.apache.org/book.html#hadoop
>> > >> >
>> > >> > 2016-10-19 9:40 GMT+08:00 Duo Zhang <zhangduo@apache.org>:
>> > >> >
>> > >> > > To be specific, hadoop-2.4.x and hadoop-2.5.x.
>> > >> > >
>> > >> > > The latest releases for these two lines are about two years
ago,
>> so
>> > I
>> > >> > > think it is the time to drop the support of them when 2.0
out.
>> Then
>> > we
>> > >> > > could drop some code in our hadoop-compat module as we may
need to
>> > add
>> > >> > some
>> > >> > > code for the incoming hadoop-3.0...
>> > >> > >
>> > >> > > Thanks.
>> > >> > >
>> > >> >
>> > >>
>> >
>>
>>
>>
>> --
>> Best regards,
>>
>>    - Andy
>>
>> Problems worthy of attack prove their worth by hitting back. - Piet Hein
>> (via Tom White)
>>



-- 
busbey

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