Date: Sat, 30 Dec 2006 13:04:43 +0100 From: Ivan Voras <ivoras@fer.hr> To: freebsd-geom@freebsd.org Subject: Re: gstripe performance scaling with many disks Message-ID: <en5kl2$vr7$1@sea.gmane.org> In-Reply-To: <45960781.3040304@centtech.com> References: <20061228171858.GA11296@qlovarnika.bg.datamax> <en125k$l2e$1@sea.gmane.org> <en12b6$l2e$2@sea.gmane.org> <45960781.3040304@centtech.com>
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This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enigF7431A5591836E58C66B60C4 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Eric Anderson wrote: > Maybe this should be tried with md* devices just to remove the network > component from this mix. Network was introduced here to do bandwidth limiting so to get predictable results, but you're right - network could, at least in theory, be the issue here. I remember trying to do such a benchmark with USB sticks, which also have high latency, and getting similar scaling problems because the requests were split to small blocks. --------------enigF7431A5591836E58C66B60C4 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.4 (MingW32) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFFllXhldnAQVacBcgRArWTAJ9RJ1DOBgh+LGF9rdvozJbLDhIRjgCg46oD UxL4rl0mnEjATEmYnSmc7IQ= =8ENL -----END PGP SIGNATURE----- --------------enigF7431A5591836E58C66B60C4--
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