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To: Scott Marlowe <scott.marlowe@gmail.com>
cc: Yann ROBIN <me.show@gmail.com>, pgsql-admin@postgresql.org
Subject: Re: Database corrupted 
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Comments: In-reply-to Scott Marlowe <scott.marlowe@gmail.com>
	message dated "Mon, 05 Dec 2011 13:31:19 -0700"
Date: Mon, 05 Dec 2011 15:53:52 -0500
Message-ID: <4079.1323118432@sss.pgh.pa.us>
From: Tom Lane <tgl@sss.pgh.pa.us>
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Scott Marlowe <scott.marlowe@gmail.com> writes:
> On Mon, Dec 5, 2011 at 1:18 PM, Yann ROBIN <me.show@gmail.com> wrote:
>> kill -9 of the writer process

> Are you sure you killed all the postgres backends before restarting
> the server?  If other backends are still running, with a dead
> postmaster, and you restart the server, instant corruption.

There are interlocks against that ... although if you were foolish
enough to manually remove postmaster.pid, you could defeat them :-(

			regards, tom lane