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From Matt Foley <mfo...@hortonworks.com>
Subject Re: Hadoop 0.22 update
Date Tue, 02 Aug 2011 20:35:46 GMT
+1 (non-binding).  Sounds good to me.
--Matt


On Tue, Aug 2, 2011 at 1:27 PM, Devaraj Das <ddas@hortonworks.com> wrote:

> Yes...  I meant the LTC.
>
> On Aug 2, 2011, at 1:23 PM, <Milind.Bhandarkar@emc.com> wrote:
>
> > Eli,
> >
> > I hope we don't have to remove the TaskTracker *grin*.
> >
> > Devaraj/Allen,
> >
> > You mean LinuxTaskController only, right ?
> >
> > The default is DefaultTaskController, which is not relevant to these
> > discussions.
> >
> > +1. This is the easiest way to get 0.22.0 out.
> >
> > - Milind
> > ---
> > Milind Bhandarkar
> > Greenplum Labs, EMC
> >
> >
> >
> >
> > On 8/2/11 1:07 PM, "Devaraj Das" <ddas@hortonworks.com> wrote:
> >
> >> +1 to removing the TaskController code for the 0.22 release.
> >>
> >> In the MR-279 branch, the security issues identified in MAPREDUCE-2178
> >> have been taken care of (to my knowledge).
> >>
> >> On Aug 2, 2011, at 12:58 PM, Eli Collins wrote:
> >>
> >>> 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.
> >>>
> >>> Thanks,
> >>> Eli
> >>
> >>
> >
>
>

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