Re: Alpha4 release blockers (was Re: wrapping up this CommitFest)

From: Andrew Dunstan <andrew(at)dunslane(dot)net>
To: Jan Urbański <wulczer(at)wulczer(dot)org>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Josh Berkus <josh(at)agliodbs(dot)com>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: Alpha4 release blockers (was Re: wrapping up this CommitFest)
Date: 2011-03-02 00:05:12
Message-ID: 4D6D89B8.90205@dunslane.net
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On 03/01/2011 05:19 PM, Jan Urbański wrote:
> On 01/03/11 22:07, Andrew Dunstan wrote:
>>
>> On 03/01/2011 03:53 PM, Jan Urbański wrote:
>>> On 01/03/11 21:35, Tom Lane wrote:
>>>> Josh Berkus<josh(at)agliodbs(dot)com> writes:
>>>>> I'm ok with closing things as of the end of the 15 days, say
>>>>> Thursday or
>>>>> Friday.
>>>> It might be a good idea to make a list of what we have left to do before
>>>> we can wrap an alpha. Here are some things on my list. Not all of them
>>>> are necessarily release blockers, but we need to discuss which ones are:
>>>>
>>>> * Regression test failures from recent plpython patches. These are
>>>> affecting enough machines to make them "must fix before alpha", IMO.
>>>> There are some variations in error message wording, which are not too
>>>> terrible but also not exactly hard to fix. The python assert failure
>>>> that some Fedora machines are reporting is considerably more disturbing.
>> I agree.
>>
>>> I'm looking into the crash, no luck so long.
>>>
>>>
>> Is there anything you need that would help you?
> Could you try this patch and see if it fixes the failures?
>
> I'm at a loss as to why this happens, but judging from the traceback the
> spiexceptions module is getting unreffed somewhere and when garbage
> collection kicks it it barfs on an object with refcount 0. So I'm
> forcing an incref of the module to confirm that.
>
> I tried various tricks on 32 bit Debian, with Python 2.6, 2.7, Python
> compiled from Fedora's SRPM and I never saw anything wrong. Will keep on
> trying, but tommorrow evening, time to sleep :(
>
>

Thanks.

That seems to have fixed it, so I have applied the patch. Would you like
to supply some comments to got with it?

cheers

andrew

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