Re: random failing builds on spoonbill - backends not exiting...

On Fri, Jun 22, 2012 at 2:57 PM, Andres Freund <andres(at)2ndquadrant(dot)com> wrote:
> On Friday, June 22, 2012 08:51:55 PM Robert Haas wrote:
>> On Fri, Jun 22, 2012 at 2:16 PM, Stefan Kaltenbrunner
>>
>> <stefan(at)kaltenbrunner(dot)cc> wrote:
>> > sending a manual kill -15 to either of them does not seem to make them
>> > exit either...
>> >
>> > I did some further investiagations with robert on IM but I don't think
>> > he has any further ideas other than that I have a weird OS :)
>> > It seems worth noticing that this is OpenBSD 5.1 on Sparc64 which has a
>> > new threading implementation compared to older OpenBSD versions.
>>
>> I remarked to Stefan that the symptoms seem consistent with the idea
>> that the children have signals blocked.  But I don't know how that
>> could happen.
> You cannot block sigkill.

Obviously. The issue is: the postmaster apparently sent SIGTERM (15)
to all of these children, and yet they're not dead; and a manual
SIGTERM doesn't kill them either. I'm sure SIGKILL (9) would do the
trick, but then it's not a clean shutdown.

--
Robert Haas
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