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Article #10906Re: IBM's FIRST RISC System/6000(tm) based Shared Memory Parallel Processor
From: Peter da Silva
Date: Sun, 13 Dec 1992 21:57
Date: Sun, 13 Dec 1992 21:57
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chased@rbbb.Eng.Sun.COM (David Chase) writes:
> I've had this nagging suspicion for about a year that people building
> MP's were working awfully hard to maintain coherency where it just
> didn't matter. Given that most of the programming languages tell you
> to lock your data if it is shared, the "we're guarding against this"
> examples always looked like buggy programs to me.
I guess that depends on what the consequences of running these buggy
programs are. Are they guarding against bringing the whole system down
(unacceptable) or simply crashing a single application (acceptable)?
--
%Peter da Silva/77487-5012 USA/+1 713 274 5180/Have you hugged your wolf today?
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Newsgroups: comp.arch Path: arc1-ca.pugleaf.net!sparky!uunet!zaphod.mps.ohio-state.edu!menudo.uh.edu!sugar!ficc!peter From: peter@ferranti.com (Peter da Silva) Subject: Re: IBM's FIRST RISC System/6000(tm) based Shared Memory Parallel Processor Message-ID: <id.I6TV.241@ferranti.com> Keywords: mp shared-memory parallel multiprocessor risc smp Organization: Xenix Support, FICC References: <1g86boINNh5m@fido.asd.sgi.com> <lifvl6INNan3@exodus.Eng.Sun.COM> Date: Sun, 13 Dec 1992 21:57:18 GMT Lines: 15