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Re: [HACKERS] Re: Faster CREATE DATABASE by delaying fsync (was 8.4.1 ubuntu karmic slow createdb)

From: Andres Freund <andres(at)anarazel(dot)de>
To: Robert Haas <robertmhaas(at)gmail(dot)com>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Greg Stark <gsstark(at)mit(dot)edu>, pgsql-hackers(at)postgresql(dot)org, pgsql-performance(at)postgresql(dot)org, Michael Clemmons <glassresistor(at)gmail(dot)com>, Hannu Krosing <hannu(at)2ndquadrant(dot)com>, Scott Marlowe <scott(dot)marlowe(at)gmail(dot)com>
Subject: Re: [HACKERS] Re: Faster CREATE DATABASE by delaying fsync (was 8.4.1 ubuntu karmic slow createdb)
Date: 2010-02-02 19:08:12
Message-ID: 201002022008.13898.andres@anarazel.de (view raw or flat)
Thread:
Lists: pgsql-hackerspgsql-performance
On Tuesday 02 February 2010 20:06:32 Robert Haas wrote:
> On Tue, Feb 2, 2010 at 1:34 PM, Andres Freund <andres(at)anarazel(dot)de> wrote:
> > For now it could - but it very well might be converted to sync_file_range
> > or similar, which would have different "sideeffects".
> > 
> > As the potential code duplication is rather small I would prefer to
> > describe the prime effect not the sideeffects...
> 
> Hmm, in that case, I think the problem is that this function has no
> comment explaining its intended charter.
I agree there. Greg, do you want to update the patch with some comments or 
shall I?

Andres

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