Protection in Cray
Martin Fouts
fouts at bozeman.ingr.com
Sat Jan 5 04:58:03 AEST 1991
>>>>> On 23 Dec 90 09:47:59 GMT, fair at Apple.COM (Erik E. Fair) said:
Erik> Mike O'dell gave a wonderful paper at the last USENIX conference about
Erik> trying to build a 150 MIPS SPARC system in GAs technology. One of the
Erik> more amusing parts was his description of why heavily pipelined
Erik> machines and virtual memory systems don't get along very well: it is
Erik> somewhat disconcerting to find out that you had a page fault four
Erik> instructions ago...
Not sure how this applies to comp.unix.cray, as Mr. Cray's
machines don't have virtual memory. It was a much more
interesting problem on the ETA-10, which did. (does?)
Marty
--
Martin Fouts
Software Craftsman
EMAIL: fouts at apd.ingr.com
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Moving to Montana; Goin' to be a Dental Floss Tycoon.
- Frank Zappa
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