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Date: Fri, 2 Mar 2012 15:34:42 +0000
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Subject: Re: [VOTE] Apache CouchDB 1.2.0 release, second round
From: Robert Newson <rnewson@apache.org>
To: dev@couchdb.apache.org
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+1

On 2 March 2012 15:29, Jan Lehnardt <jan@apache.org> wrote:
> Thanks Benoit!
>
> * * *
>
> As an update to the ongoing 1.2.0 release these issues were raised:
>
> =A0- Performance regression (A thread on dev@)
> =A0- Multiple Spidermonkey version detection (COUCHDB-1426)
> =A0- R15B icu_driver compatibility (git branch R15B0-driver)
> =A0- R15B make check hang on Mac OS X Lion (COUCHDB-1424)
>
> I'd like to give a quick update on each of them and I'll propose a plan
> of action. If you disagree with any of my updates or the conclusion,
> please speak up :)
>
> * Performance Regression
>
> We started collecting a bunch of numbers for a few select scenarios,
> some of which show a regression, most of which show an improvement
> though. We haven't yet identified the variables that cause all this
> (different Spidermonkey releases made a huge difference in one case). So
> far the test cases don't cover much ground. E.g. we haven't had a chance
> to reproduce one of the reports that we don't have direct access too.
>
> I believe getting a better understanding of what is going on here will
> take some more time. Time that we should absolutely spend, so we are
> able to show some baseline performance numbers going forward to compare
> improvements and future releases against.
>
> * COUCHDB-1426
>
> We are still discussing the intention and merits of the patch and I
> believe there's definitely something to fix eventually, but I don't
> think this should hold 1.2.0. Benoit, who reported it initially and made
> it blocking, agrees under the condition that we ship 1.2.1 soonish that
> includes a resolution for this ticket.
>
> * R15B0-driver
>
> This renders 1.2.0 as is incompatible with the latest Erlang R15B
> release. The fix is trivial, but it didn't make the release artefact.
>
> * COUCHDB-1424
>
> I so far could show that this only happens on Mac OS X Lion and R15B but
> nowhere else. I'm happy to conclude that this isn't a release blocking
> issue. However, we should resolve it for the 1.2.1 release like
> COUCHDB-1426.
>
> * * *
>
> Proposed Action:
>
> I'd propose to release 1.2.0 as-is with the following points mentioned
> in the release notes (the exact wording of which is to be done):
>
> 1. Note that this release is incompatible with Erlang R15B. A patch is
> available at [LINK to DIFF]; it will appear in Apache CouchDB 1.2.1.
>
> 2. Also note that there are some reports of a performance regression in
> view building. While initial and ad-hoc tests showed an improvement in
> most cases, we'd like to ask our users to report any significant
> differences to the Apache CouchDB 1.1.1 release.
>
> * * *
>
> I'm happy to alter the plan of action based on your feedback, I just
> want to make sure we know which issues we are discussing and what their
> respective states are to move this forward.
>
> * * *
>
> https://issues.apache.org/jira/browse/COUCHDB-1424
> https://issues.apache.org/jira/browse/COUCHDB-1426
> http://git-wip-us.apache.org/repos/asf?p=3Dcouchdb.git;a=3Dcommit;h=3Db1a=
f764b
>
> Cheers
> Jan
> --
>
>
> On Mar 2, 2012, at 13:48 , Benoit Chesneau wrote:
>
>> On Thu, Mar 1, 2012 at 12:21 AM, Benoit Chesneau <bchesneau@gmail.com> w=
rote:
>>
>>>
>>> Posted a patch fixing COUCHDB-1426.
>>>
>>> https://issues.apache.org/jira/browse/COUCHDB-1426
>>
>> After some discussions, I made the issue none blocking but critical.
>> I'm now +0 I guess.
>>
>> - beno=EEt
>