Date: Thu, 24 May 2001 20:11:44 -0300 From: "Daniel C. Sobral" <dcs@newsguy.com> To: Shannon Hendrix <shannon@widomaker.com> Cc: Rik van Riel <riel@conectiva.com.br>, "Andresen,Jason R." <jandrese@mitre.org>, Kris Kennaway <kris@obsecurity.org>, Nadav Eiron <nadav@cs.Technion.AC.IL>, hackers@FreeBSD.ORG Subject: Re: technical comparison Message-ID: <3B0D9530.37134D9@newsguy.com> References: <20010523234910.B19185@widomaker.com> <Pine.LNX.4.33.0105241224331.10469-100000@duckman.distro.conectiva> <20010524141431.A8556@widomaker.com>
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Shannon Hendrix wrote: > > > > You are talking about controlling the IDE drive cache. > > > > > > The issue here is write cache in the filesystem code. > > > > 1) IIRC they were talking about hw.ata.wc > > In a subthread, yeah. I think though, the overall issue is the caching > ext2 does that ufs does not. I'm not even sure that soft updates is > quite the same thing. I think the soft-updates paper mentions that it > shouldn't increase risk, while a lot of people feel like ext2 is very > risky. Actually, no. Someone *specifically* mentioned that FreeBSD 4.3-RELEASE disables hardware caching on IDE, and Linux does not. -- Daniel C. Sobral (8-DCS) dcs@newsguy.com dcs@freebsd.org capo@the.secret.bsdconspiracy.net wow regex humor... I'm a geek To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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