Article View: comp.arch
Article #21823Re: fad computing
From: jean-david.beyer
Date: Tue, 26 Dec 1989 13:46
Date: Tue, 26 Dec 1989 13:46
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In article <76700096@p.cs.uiuc.edu>, gillies@p.cs.uiuc.edu writes: > reproduceable. I don't believe this is possible under preemptive > UNIX. You must run a much longer benchmark on UNIX to wipe out the > timing noise due to context switches. ... but I would imagine if you had enough IO buffer space, that you could do all that without having the IO cost you anything in your timing. The IO would happen eventually (say, by the next internal sync point), but that could be after your work was done. -- Jean-David Beyer AT&T Bell Laboratories Holmdel, New Jersey, 07733 attunix!beyer
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arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!shadooby!samsung!zaphod.mps.ohio-state.edu!mips!apple!rutgers!bellcore!att!cbnewsh!beyerReferences:
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!shadooby!samsung!zaphod.mps.ohio-state.edu!mips!apple!rutgers!bellcore!att!cbnewsh!beyer From: beyer@cbnewsh.ATT.COM (jean-david.beyer) Newsgroups: comp.arch Subject: Re: fad computing Summary: I am not a UNIX Kernel Guru... Message-ID: <6884@cbnewsh.ATT.COM> Date: 26 Dec 89 13:46:16 GMT References: <8840002@hpfcso.HP.COM> <76700096@p.cs.uiuc.edu> Organization: AT&T Bell Laboratories Lines: 16