Date: Sat, 1 Jun 1996 02:39:59 +1000 From: Bruce Evans <bde@zeta.org.au> To: bde@zeta.org.au, freebsd-hackers@freefall.freebsd.org, mrm@MARMOT.Mole.ORG, sextonr.crestvie@squared.com Subject: Re: Disktab and SCSI Performance. Message-ID: <199605311639.CAA12346@godzilla.zeta.org.au>
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>Rotdelay and/or artificially increased interleave can be useful for >fast disks, too. It can be used to prevent a fast drive on a non-dma >controller from starving the CPU to the exclusion of user programs. >Sometimes slowing disk I/O can be an advantage. From experience :-) Can it be used to prevent fast ID drives from starving the CPU to the exclusion of kernel code? :-) Bruce
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