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From Eli Collins <...@cloudera.com>
Subject Re: Hadoop 0.22 update
Date Tue, 02 Aug 2011 19:58:56 GMT
On Tue, Aug 2, 2011 at 12:25 PM, Eli Collins <eli@cloudera.com> wrote:
> On Tue, Aug 2, 2011 at 12:19 PM,  <Milind.Bhandarkar@emc.com> wrote:
>> Having talked to various folks in the community about their willingness to
>> stabilize and use 0.22 and make it production-quality, here is what I
>> propose:
>> 1. Cut a release 0.22.0 without mapreduce-2178 patch, with
>> hadoop.security.authentication set to simple (I.e. No authentication).
>> Make sure that MR-2178 is highlighted as known-issue in the top-level dir
>> (create a KNOWN-ISSUES.txt ?), and carry out a vote.
>> 2. Later, when MR-2178 patch is committed, cut a release for 0.22.1. (I
>> have heard of folks working on it, but no date commitments yet.)
>> The reason a 0.22.0 release should happen, IMHO, even without MR-2178, is
>> that the other components of Hadoop stack (e.g. Pig, hbase, hive etc) will
>> have a release to test against, and fix any issues for incompatibility.
>> Also, for folks who do not use kerberos authentication (>90% of the hadoop
>> users, to my knowledge), it will be a release closest to trunk, with HDFS
>> appends. Plus, any issues found in the HDFS part of the release would be
>> directly applicable to the trunk and other future releases. (Not so about
>> map-reduce, which will undergo major surgery in trunk because of MR-279.)
>> Thoughts ?
> Sounds reasonable to me.  #1 is what we did for the 0.21 release.

Actually, I didn't read close enough. For 0.21 we actually removed the
task tracker, think it makes sense to do that here as well.


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