Re: [PATCH 1/4] ext3: enable barriers by default
From: Pavel Machek
Date: Mon May 19 2008 - 04:58:03 EST
On Fri 2008-05-16 14:05:55, Eric Sandeen wrote:
> I can't think of any valid reason for ext3 to not use barriers when
> they are available; I believe this is necessary for filesystem
> integrity in the face of a volatile write cache on storage.
> An administrator who trusts that the cache is sufficiently battery-
> backed (and power supplies are sufficiently redundant, etc...)
> can always turn it back off again.
> SuSE has carried such a patch for quite some time now.
> Also document the mount option while we're at it.
> Signed-off-by: Eric Sandeen <sandeen@xxxxxxxxxx>
> Acked-by: Jan Kara <jack@xxxxxxx>
Yes please. Safe defaults are the way to go.
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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