From: | Sergey Konoplev <gray(dot)ru(at)gmail(dot)com> |
---|---|
To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, pgsql-bugs <pgsql-bugs(at)postgresql(dot)org>, Maxim Boguk <maxim(dot)boguk(at)gmail(dot)com>, Максим Панченко <Panchenko(at)gw(dot)tander(dot)ru>, Соболев Виталий Анатольевич <sobolev_va(at)gw(dot)tander(dot)ru>, Сизов Сергей Павлович <sizov_sp(at)gw(dot)tander(dot)ru>, Мельковский Владимир Ярославович <Melkovskiy(at)gw(dot)tander(dot)ru> |
Subject: | Re: [BUG] Segmentation fault in pfree in PLy_output_tuple_funcs |
Date: | 2013-12-16 23:18:14 |
Message-ID: | CAL_0b1vyL_MNdQ1LZKE6+yt8h8e-mS0tMUugxturB3CYLN4mrA@mail.gmail.com |
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Lists: | pgsql-bugs |
Just want to remind about this issue.
On Tue, Dec 10, 2013 at 2:36 PM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> Sergey Konoplev <gray(dot)ru(at)gmail(dot)com> writes:
>> On Tue, Dec 10, 2013 at 1:17 PM, Alvaro Herrera
>> <alvherre(at)2ndquadrant(dot)com> wrote:
>>> What's the likelihood that table "cars" was being modified concurrently?
>
>> It is rather high. Probably even very high.
>
> This doesn't smell like that's an issue though ...
>
> Just eyeballing the code, I don't see how set-returning plpython functions
> work at all. Ever. It looks like they allocate a bunch of stuff in the
> SPI procedure context and expect it to still be there on the next call.
> Why isn't this code falling over in any assert-enabled build?
>
> regards, tom lane
^^^
--
Kind regards,
Sergey Konoplev
PostgreSQL Consultant and DBA
http://www.linkedin.com/in/grayhemp
+1 (415) 867-9984, +7 (901) 903-0499, +7 (988) 888-1979
gray(dot)ru(at)gmail(dot)com
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