Re: How to recover when can't start database

From: "L(dot)Boldareva" <pg(at)pierro(dot)dds(dot)nl>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: pgsql-admin(at)postgresql(dot)org
Subject: Re: How to recover when can't start database
Date: 2005-04-01 16:19:04
Message-ID: Pine.LNX.4.58.0504011811520.19842@yafa.dds.nl
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On Fri, 1 Apr 2005, Tom Lane wrote:

> "L.Boldareva" <pg(at)pierro(dot)dds(dot)nl> writes:
> > Here is how I got it crashed:
> > I compiled a c-procedure and copied the .so file to its place exactly at a
> > time when (quite unfortunately) another query was running, that used that
> > library.
>

> Hmm, at worst that should only crash one backend, not result in bad data
> getting into the WAL log. If there was no filesystem crash then I have
> to suppose that the page number entered in the WAL page split record was
> wrong ... but how could that happen if the same page number had just
> been used successfully to read the page?
>
> regards, tom lane

I have no idea
Tell me where to look, I'll have a look in the tar. I'd
rather not reproduce the thing, but if someone is interested, I can try
that, too (later).

regards,
LB

>

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