Date: Tue, 3 Nov 1998 16:51:10 -0600 (CST) From: John Sconiers <jrs@enteract.com> To: Graeme Tait <graeme@echidna.com> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: File system performance Message-ID: <Pine.BSF.3.96.981103164614.6508A-100000@adam.enteract.com> In-Reply-To: <363F86F7.61889134@echidna.com>
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> > > I have a situation that involves manipulating large numbers of small > > > files of about 1k each. I recently noticed a strange performance > > > comparison between my "play" system (a 486-DX2/66/16MB with > > > run-of-the-mill IDE drives and a Promise caching controller, running > > > 2.2.6R) and "production" system (Pentium-II/400/256MB with Ultra 2 LVD > > > SCSI and 4.5GB Seagate Cheetah drives, running 2.2.7S/CAM). > > > > How big is the IDE drive > > 540MB (a 4 yr old WD drive). Just a guess but.....The SCSI drive is 8 times bigger plus the SCSI controller is slow...either because of the driver or just because it has to go through an extra layer before getting to the drive. JOHN To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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