Re: Load Distributed Checkpoints, final patch

From: Michael Glaesemann <grzm(at)seespotcode(dot)net>
To: Heikki Linnakangas <heikki(at)enterprisedb(dot)com>
Cc: Patches <pgsql-patches(at)postgresql(dot)org>
Subject: Re: Load Distributed Checkpoints, final patch
Date: 2007-06-26 19:08:46
Message-ID: D603BFC6-8E55-4BDE-9AFA-5B5196D5B310@seespotcode.net
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On Jun 26, 2007, at 13:49 , Heikki Linnakangas wrote:

> Maximum is 0.9, to leave some headroom for fsync and any other
> things that need to happen during a checkpoint.

I think it might be more user-friendly to make the maximum 1 (meaning
as much smoothing as you could possibly get) and internally reserve a
certain amount off for whatever headroom might be required. It's more
common for users to see a value range from 0 to 1 rather than 0 to 0.9.

Michael Glaesemann
grzm seespotcode net

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