Article View: comp.sys.atari.st
Article #32490Re: transputer (info)
From: Fred Brooks
Date: Wed, 11 May 1988 14:36
Date: Wed, 11 May 1988 14:36
33 lines
2122 bytes
2122 bytes
hase@netmbx.UUCP (Hartmut Semken) writes:
>In article <28623@yale-celray.yale.UUCP> wallman-george@CS.YALE.EDU (Natuerlich!) writes:
>>Well if there is an OS, will there be a copy for every processor, will it
>>be in shared (slooow) memory or will there be a processor running os code
>No. I wonder if there is some literature about the T's there in USA; we
>have the c't, a magazine writng a lot about them.
>T's are different. All resources are completely local (memory, I/O ..)
>and the T communicates over a serials line (with "DMA" and 5/10/20
>Megabit per second). All shared devices (hard disk) are local to one
>transputer (call it a "server" or whatever you like).
>>exclusively passing results to the other transputers. (all of the above
>>methods sound not tooo great to say the least).
>Thats it! Think object-oriented: procedures for an objekt are residing
>in the transputer, messages between the objects are passed through the
>links. The T's have no support for virtual memory; I do'nt know who
>needs it. My OS/9 or RTOS systems have no VM and I like them for not
>wasting processor time in system-code...
>>Same for shared resources like graphics, I/O and stuff. How ?
>Like above. Nothing is "shared", everything is local (!).
>
>out of time
>hase
>--
>Hartmut Semken, Lupsteiner Weg 67, 1000 Berlin 37 hase@netmbx.UUCP
>I think, you may be right in what I think you're thinking. (Douglas Adams)
For info about transputers read the book 'PRINCIPLES OF PARALLEL AND
MULTIPROCESSING" by Desrochers from McGraw Hill.
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!water!watmath!clyde!att!osu-cis!tut.cis.ohio-state.edu!bloom-beacon!oberon!sdcrdcf!trwrb!cadovax!gryphon!crash!pnet01!fred From: fred@pnet01.cts.com (Fred Brooks) Newsgroups: comp.sys.atari.st Subject: Re: transputer (info) Message-ID: <2953@crash.cts.com> Date: 11 May 88 14:36:10 GMT Sender: news@crash.cts.com Organization: People-Net [pnet01], El Cajon CA Lines: 33 Posted: Wed May 11 07:36:10 1988