Date: Fri, 20 Aug 2004 22:53:18 +0300 From: Petri Helenius <pete@he.iki.fi> To: Pawel Jakub Dawidek <pjd@freebsd.org> Cc: freebsd-performance@freebsd.org Subject: Re: RAID-3? Message-ID: <412656AE.5020605@he.iki.fi> In-Reply-To: <20040820193547.GZ30151@darkness.comp.waw.pl> References: <20040817132740.GA32139@freebie.xs4all.nl> <41449.1092750244@critter.freebsd.dk> <200408161043.i7GAhfXs079045@repoman.freebsd.org> <20040817004407.GA81257@wantadilla.lemis.com> <20040817074633.GO30151@darkness.comp.waw.pl> <20040817112900.GA31635@freebie.xs4all.nl> <20040817124020.GK88156@wantadilla.lemis.com> <20040817131612.GT30151@darkness.comp.waw.pl> <20040819024359.GA85432@wantadilla.lemis.com> <20040820193547.GZ30151@darkness.comp.waw.pl>
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Pawel Jakub Dawidek wrote: >The software you can find under /usr/src/tools/tools/raidtest/ in HEAD >branch. >Test has been done for 10000 random requests (offset, size and operation >type was random). > > Would it make sense to have known initialization vector for the random function so a specific test pattern could be reproduced at will? This would also reduce the need for multiple repeats for a test to get good repeatable results. Pete
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