Re: [BUGS] Bad interaction between elog and postmaster.c (6.4.2) - Mailing list pgsql-bugs

From Bruce Momjian
Subject Re: [BUGS] Bad interaction between elog and postmaster.c (6.4.2)
Date
Msg-id 199906291329.JAA20472@candle.pha.pa.us
Whole thread Raw
In response to Bad interaction between elog and postmaster.c (6.4.2)  (Shez <shez@nsl.net>)
List pgsql-bugs
> Hi there,
>     The bug that I reported which was causing the backend and all its
> children to hang when an accept() on an incoming connection fails turns out to
> because of elog()'s side effect of sending SIGQUIT to the backend.  This causes
> the children to be sent signals while SIGCHLD is blocked (to prevent race's).
> This seems to hang the backend forever.
>
> I was going to check 6.5 before I sent this but I don't have enough time just
> now, my aplogies for this.
>
> A simple hack around is to remove the elog() when an accept fails.

This is redesigned in 6.5.

--
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