Re: overwriting an existing .so while being used crashes the server process

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Tomas Vondra <tv(at)fuzzy(dot)cz>
Cc: pgsql-bugs(at)postgresql(dot)org
Subject: Re: overwriting an existing .so while being used crashes the server process
Date: 2012-05-30 20:35:55
Message-ID: 8227.1338410155@sss.pgh.pa.us
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Tomas Vondra <tv(at)fuzzy(dot)cz> writes:
> whenever I run a C-function (part of an .so file) and the file is
> overwritten, the connection crashes. Tested on 9.1.3 and 9.2-beta1.

"Doctor, it hurts when I do this."
"So don't do that."

What exactly would you expect Postgres to do about such a thing, anyway?
It has no control over people overwriting its executable files.

regards, tom lane

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