Date: Fri, 28 Nov 2008 11:13:38 +0000
From: Jamie Lokier <jamie@shareable.org>
To: Andreas Dilger <adilger@sun.com>
Cc: Matthew Garrett <mjg@redhat.com>, Christoph Hellwig <hch@infradead.org>,
       Alan Cox <alan@lxorguk.ukuu.org.uk>,
       Randy Dunlap <randy.dunlap@oracle.com>, linux-kernel@vger.kernel.org,
       linux-fsdevel@vger.kernel.org, mingo@redhat.com, val.henson@gmail.com,
       matthew@wil.cx
Subject: Re: [PATCH v4] relatime: Make relatime smarter
Message-ID: <20081128111338.GF6138@shareable.org>
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Andreas Dilger wrote:
> The one problem with a 1-day default is that cron jobs like updatedb will
> revert to updating the atime on every single file every day.  It would be
> better to make it slightly more than 1 day (e.g. 25h) to avoid this and
> at least defer atime updates to every other day for files that are not
> otherwise accessed except by cron.

On my computers (laptops) updatedb doesn't run at exact 24h intervals
- that would only happen for computers powered up all the time.

-- Jamie
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