Re: [HACKERS] intermittent failures in Cygwin from select_paralleltests

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От Andrew Dunstan
Тема Re: [HACKERS] intermittent failures in Cygwin from select_paralleltests
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Msg-id 3704785d-2c48-2606-fc8a-aeeb212f102d@2ndQuadrant.com
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Ответ на Re: [HACKERS] intermittent failures in Cygwin from select_parallel tests  (Tom Lane <tgl@sss.pgh.pa.us>)
Ответы Re: [HACKERS] intermittent failures in Cygwin from select_parallel tests  (Tom Lane <tgl@sss.pgh.pa.us>)
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On 06/21/2017 06:44 PM, Tom Lane wrote:
> Today, lorikeet failed with a new variant on the bgworker start crash:
>
> https://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=lorikeet&dt=2017-06-21%2020%3A29%3A10
>
> This one is even more exciting than the last one, because it sure looks
> like the crashing bgworker took the postmaster down with it.  That is
> Not Supposed To Happen.
>
> Wondering if we broke something here recently, I tried to reproduce it
> on a Linux machine by adding a randomized Assert failure in
> shm_mq_set_sender.  I don't see any such problem, even with EXEC_BACKEND;
> we recover from the crash as-expected.
>
> So I'm starting to get a distinct feeling that there's something wrong
> with the cygwin port.  But I dunno what.
>
>             


:-(

Please let me know if there are tests I can run. I  missed your earlier
request in this thread, sorry about that.

cheers

andrew

-- 
Andrew Dunstan                https://www.2ndQuadrant.com
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services




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