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Article #12394Re: HOw many PC's make an Amdahl mainframe
From: Othman Ahmad
Date: Thu, 28 Jan 1993 04:10
Date: Thu, 28 Jan 1993 04:10
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John R. Levine (johnl@iecc.cambridge.ma.us) wrote: : Maybe and maybe not. I've seen plausible claims that when you're handing : data bases, 10 systems of capacity N are no substitute for one system of : capacity 10N, mostly because the slower systems hold each lock 10 times as : long so you get considerably more lock contention. How about interrupt processing ability? Shouldn't PCs be able to handle more interrupts than a mainframe? My initial rough study do not indicate a clear lead but my gut feelings tell me that this should be. Anyone had done a more concerete study on this? : Is there any reason to think this isn't true? I realize that for slowly : changing data, e.g. schedules and fares in an airline system, you can : replicate and partition the data, but they do that on mainframes, too. -- Othman bin Ahmad, School of EEE, Nanyang Technological University, Singapore 2263. Internet Email: eoahmad@ntuix.ntu.ac.sg Bitnet Email: eoahmad@ntuvax.bitnet
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Newsgroups: comp.arch Path: arc1-ca.pugleaf.net!sparky!uunet!think.com!yale.edu!newsserver.jvnc.net!newsserver.technet.sg!ntuix!eoahmad From: eoahmad@ntuix.ntu.ac.sg (Othman Ahmad) Subject: Re: HOw many PC's make an Amdahl mainframe Message-ID: <1993Jan28.041039.9748@ntuix.ntu.ac.sg> Organization: Nanyang Technological University - Singapore X-Newsreader: TIN [version 1.1 PL8] References: <9301271650.AA13180@iecc.cambridge.ma.us> Date: Thu, 28 Jan 1993 04:10:39 GMT Lines: 24