Re: SIGUSR1 pingpong between master na autovacum launcher causes crash

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От Alvaro Herrera
Тема Re: SIGUSR1 pingpong between master na autovacum launcher causes crash
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Msg-id 20090824184741.GF5962@alvh.no-ip.org
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Ответ на Re: SIGUSR1 pingpong between master na autovacum launcher causes crash  (Tom Lane <tgl@sss.pgh.pa.us>)
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Tom Lane wrote:
> Alvaro Herrera <alvherre@commandprompt.com> writes:
> > Tom Lane wrote:
> >> Yeah, I added that recently to try to detect postmaster children
> >> that exit without cleaning up properly.  I seem to have missed this
> >> error case :-(.  Actually it looks like fork failure for regular
> >> backends gets it wrong too :-( :-( --- would you please also add one
> >> in the pid<0 path in BackendStartup?  I think this logic is in 8.4
> >> too, in which case it'll need to be back-patched.
> 
> > And this one too.
> 
> Almost right --- we only want to release for non-dead_end children.
> I fixed that part.

Oops, sorry about that -- I even noticed it :-(

-- 
Alvaro Herrera                                http://www.CommandPrompt.com/
PostgreSQL Replication, Consulting, Custom Development, 24x7 support


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