Date: Fri, 20 Aug 2004 22:45:39 +0200 From: Pawel Jakub Dawidek <pjd@FreeBSD.org> To: Poul-Henning Kamp <phk@phk.freebsd.dk> Cc: freebsd-performance@FreeBSD.org Subject: Re: RAID-3? (was: cvs commit: src MAINTAINERS) Message-ID: <20040820204539.GB30151@darkness.comp.waw.pl> In-Reply-To: <24879.1093031928@critter.freebsd.dk> References: <20040820193547.GZ30151@darkness.comp.waw.pl> <24879.1093031928@critter.freebsd.dk>
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[-- Attachment #1 --] On Fri, Aug 20, 2004 at 09:58:48PM +0200, Poul-Henning Kamp wrote: +> In message <20040820193547.GZ30151@darkness.comp.waw.pl>, Pawel Jakub Dawidek w +> rites: +> +> >As you can see RAID5 is only faster in READ tests for 15 and 100 processes +> >working in parallel. As I can see, RAID3 is faster in all the rest tests. +> > +> >PS. I wonder about read optimization, so parity component can be also +> > used for reading in round-robin fashion... +> +> I would far rather have an option to give me data-integrity checking ? Yes, I'm wondering about this as well... -- Pawel Jakub Dawidek http://www.FreeBSD.org pjd@FreeBSD.org http://garage.freebsd.pl FreeBSD committer Am I Evil? Yes, I Am! [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (FreeBSD) iD8DBQFBJmLzForvXbEpPzQRAsQHAKCEne0ONkZoQEefxiI3uxp0tcvrrACgyhKp wEtVo9W/KNwLO4stK6MgP0w= =HGXH -----END PGP SIGNATURE-----
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