Date: Thu, 31 Aug 1995 09:10:54 -0700 From: "Justin T. Gibbs" <gibbs@freefall.FreeBSD.org> To: "Rodney W. Grimes" <rgrimes@gndrsh.aac.dev.com> Cc: pete@kesa26.kesa.com (Pete Delaney), jbryant@argus.iadfw.net, freebsd-hackers@freebsd.org, pete@rahul.net Subject: Re: 4GB Drives Message-ID: <199508311611.JAA11646@freefall.FreeBSD.org> In-Reply-To: Your message of "Thu, 31 Aug 95 05:57:14 PDT." <199508311257.FAA11224@gndrsh.aac.dev.com>
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>Now, can you all leave me alone for 30 days so I can go get the stripes >working, I have small bottleneck that needs fixed :-):-):-) And can >anyone tell me what the mean and standard deviation of an I/O request to >an aic7870 is before it hits the drive given 0 scsi bus contention? This >seems to greatly effect rotation offset on stripe sets when pushed to >the limits of data coming under the head just after the I/O hits the >drive. Hmm. You'd have to come up with some way to benchmark it since its very dependant on the sequencer code. I'd be interested to here what your results were. :) So, are you planning on using a 3940W for this type of application? > >-- >Rod Grimes rgrimes@gndrsh.aac.dev.com >Accurate Automation Company Reliable computers for FreeBSD -- Justin T. Gibbs =========================================== Software Developer - Walnut Creek CDROM FreeBSD: Turning PCs into workstations ===========================================
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