Re: fork/exec patch: pre-CreateProcess finalization

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Claudio Natoli <claudio(dot)natoli(at)memetrics(dot)com>
Cc: "'Bruce Momjian '" <pgman(at)candle(dot)pha(dot)pa(dot)us>, "''''Jan Wieck ' ' ' '" <JanWieck(at)Yahoo(dot)com>, "'''''''pgsql-patches(at)postgresql(dot)org' ' ' ' ' ' '" <pgsql-patches(at)postgresql(dot)org>
Subject: Re: fork/exec patch: pre-CreateProcess finalization
Date: 2004-01-09 06:21:36
Message-ID: 21189.1073629296@sss.pgh.pa.us
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Claudio Natoli <claudio(dot)natoli(at)memetrics(dot)com> writes:
> I wasn't suggesting that we somehow put the Dllist in shared memory. I was
> advocating completely replacing the BackendList dlllist with this array,
> under both Win32 and *nix case.

Right, that's what I understood you to be proposing, and I dislike it on
robustness grounds. One of the most important functions of the
postmaster is to survive backend crashes --- as soon as you put any of
its state where backends could clobber it, you compromise that function.

regards, tom lane

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