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Article #94

Re: What's wrong with stack machines?

#94
From: David Fuller
Date: Fri, 30 Oct 1992 23:50
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Tandem's T16 series of machines were stack machines and in the old days when
their CPUs absorbed boards of logic and were rated in the 1 MIP range, their
ability to context switch meant big advantages in being able to throw and 
catch I/Os, certainly far more than most modern RISC machines do per MIP
today.

But even Tandem has moved on to modern tech (MIPS, hi John!) and feel pretty
good about it.  Certainly the user interface moves along a lot better than
it used to and they've fixed whatever worries they had about being able to
orchestrate the I/Os per second that their environment requires.

(I was a rookie Tandem sys admin some time ago and the Guardian networking had
some problems with congestion at high loads, running out of static structures,
etc.  The big office VLX went nuts at 5:00 on a Friday and the advice given to
me was to just "shut the power down and turn it back on again, don't bother to
reboot it"...  It worked...)
-- 
Dave Fuller		 	All opinions expressed are my own and not
Sequent Computer Systems	those of Sequent Computer Systems, Inc.
dafuller@sequent.com
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Message-ID: <1992Oct30.235049.26354@sequent.com>
Path: arc1-ca.pugleaf.net!sparky!uunet!ogicse!sequent!muncher.sequent.com!dafuller
References: <8723@blue.cis.pitt.edu.UUCP> <Bwx4pF.8ur@rice.edu> <1992Oct30.193224.19337@odin.corp.sgi.com>

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Path: arc1-ca.pugleaf.net!sparky!uunet!ogicse!sequent!muncher.sequent.com!dafuller
From: dafuller@sequent.com (David Fuller)
Newsgroups: comp.arch
Subject: Re: What's wrong with stack machines?
Keywords: stack register cpu architecture
Message-ID: <1992Oct30.235049.26354@sequent.com>
Date: 30 Oct 92 23:50:49 GMT
Article-I.D.: sequent.1992Oct30.235049.26354
References: <8723@blue.cis.pitt.edu.UUCP> <Bwx4pF.8ur@rice.edu> <1992Oct30.193224.19337@odin.corp.sgi.com>
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