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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Markus Schaber <schabi@logix-tt.com>
Cc: PostgreSQL SQL List <pgsql-sql@postgresql.org>
Subject: Re: Migrating a Database to a new tablespace
Date: Wed, 26 Apr 2006 12:33:15 -0400
Message-ID: <18451.1146069195@sss.pgh.pa.us> (raw)
In-Reply-To: <444F2AF2.4070906@logix-tt.com>
References: <4444D607.1000309@logix-tt.com>
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	<444CB7C9.8060307@logix-tt.com>
	<20060425001553.GM64695@pervasive.com>
	<444E208C.20901@logix-tt.com>
	<19435.1145978379@sss.pgh.pa.us>
	<444E5359.5010704@logix-tt.com>
	<22840.1145988798@sss.pgh.pa.us>
	<444F2AF2.4070906@logix-tt.com>

Markus Schaber <schabi@logix-tt.com> writes:
> As I said the leftovers are likely to be caused by hard kills and
> backend crashes, so I would not go into deeper analysis, but maybe the
> finding and possibly removing of such leftovers should be half-automated
> to assist server admins.

It's been discussed.  Personally I'm afraid of the idea of automatically
deleting files that seem unreferenced, but having a tool to find them
for manual deletion isn't a bad idea.  I think Bruce had a prototype
patch at one point --- not sure what the status is.

			regards, tom lane

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