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Re: [DOCS] pg_total_relation_size() and CHECKPOINT

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Andrew Dunstan <andrew(at)dunslane(dot)net>
Cc: Alvaro Herrera <alvherre(at)commandprompt(dot)com>, Gregory Stark <stark(at)enterprisedb(dot)com>, "Zubkovsky, Sergey" <Sergey(dot)Zubkovsky(at)transas(dot)com>, pgsql-hackers(at)postgresql(dot)org, Magnus Hagander <magnus(at)hagander(dot)net>
Subject: Re: [DOCS] pg_total_relation_size() and CHECKPOINT
Date: 2008-03-26 15:41:32
Message-ID: 21662.1206546092@sss.pgh.pa.us (view raw or flat)
Thread:
Lists: pgsql-docspgsql-hackers
Andrew Dunstan <andrew(at)dunslane(dot)net> writes:
> Alvaro Herrera wrote:
>> Tom Lane wrote:
>>> The real question here is whether Windows' stat() is telling the truth
>>> about how much filesystem space has actually been allocated to a file.
>>> It seems entirely possible that it's not; but if it is, then I think we
>>> have a problem.

>> Has this been examined by a Windows hacker?

> If someone can suggest a test program I'll be happy to run it.

One thing that would be good is just to see who else can reproduce
the original observation:
http://archives.postgresql.org/pgsql-docs/2008-03/msg00041.php

It might occur only on some versions of Windows, for instance.

			regards, tom lane

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