Subject: Re: soft updates Re: Summer of code ideas
To: Andrew Doran <ad@NetBSD.org>
From: Manuel Bouyer <firstname.lastname@example.org>
Date: 04/08/2007 13:33:26
On Sun, Apr 08, 2007 at 12:10:28AM +0100, Andrew Doran wrote:
> >> If we get a journalling implementation that's something it can take care
> >> of, whether it's PATA (flush the cache) or SCSI, where it can force
> >> access
> >> to the disc.
> > Flushing the entire cache is unnecessary and will kill performance.
> Unless things have changed recently, PATA gives you no other option.
and some SATA, I think only SATA NCQ has a reasonable alternative.
Manuel Bouyer <email@example.com>
NetBSD: 26 ans d'experience feront toujours la difference