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Article #624996Re: DTSS, was The history of the MONITOR tops-10)
From: John Levine
Date: Sat, 14 Jul 2018 22:57
Date: Sat, 14 Jul 2018 22:57
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In article <pidjtj$mh2$1...@dont-email.me>, Sarr Blumson <sarr.blumson@alum.dartmouth.orgq> wrote: >The 635 was a piece of junk, but it was much faster than the KA. Really? They were both 36 bit machines with memory with about a 1us cycle time. For most instructions the memory was the limiting thing. > And the campus environment was very forgiving. Partly that, partly DTSS was designed more like a transaction monitor than a timesharing system. User input was buffered in a the transaction monitor which I think was called SIMON until the user typed a command (as opposed to a program line that started with a digit), then it started whatever program handled the input and ran it. >Comparing the Datanet 30 to a 680 is an arcane argument that I'm > not qualified to get into. They did the same thing, sweep a lot of one-bit tty interfaces and assemble and disassemble characters in real time. -- Regards, John Levine, jo...@iecc.com, Primary Perpetrator of "The Internet for Dummies", Please consider the environment before reading this e-mail. https://jl.ly
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X-Received: by 2002:a6b:3ad7:: with SMTP id h206-v6mr4989242ioa.35.1531609080868; Sat, 14 Jul 2018 15:58:00 -0700 (PDT) X-BeenThere: alt.folklore.computers@googlegroups.com Received: by 2002:a24:f709:: with SMTP id x9-v6ls1727392ith.0.gmail; Sat, 14 Jul 2018 15:58:00 -0700 (PDT) X-Received: by 2002:a24:160f:: with SMTP id a15-v6mr4764602ita.7.1531609080135; Sat, 14 Jul 2018 15:58:00 -0700 (PDT) MIME-Version: 1.0 Path: mbox-mo1.pugleaf.net!n194-v6ni3180itg.0!nntp.google.com!border1.nntp.dca1.giganews.com!border2.nntp.dca1.giganews.com!nntp.giganews.com!news.iecc.com!.POSTED.news.iecc.com!not-for-mail From: John Levine <jo...@taugh.com> Newsgroups: alt.sys.pdp10,alt.folklore.computers Subject: Re: DTSS, was The history of the MONITOR tops-10) Date: Sat, 14 Jul 2018 22:57:59 -0000 (UTC) Organization: Taughannock Networks Message-ID: <pidv5n$kcc$1@gal.iecc.com> References: <pib5q8$f7v$1@sdf.lonestar.org> <picc8e$360$2@dont-email.me> <pid2ak$15mo$1@gal.iecc.com> <pidjtj$mh2$1@dont-email.me> Injection-Date: Sat, 14 Jul 2018 22:57:59 -0000 (UTC) Injection-Info: gal.iecc.com; posting-host="news.iecc.com:2001:470:1f07:1126:0:676f:7373:6970"; logging-data="20876"; mail-complaints-to="ab...@iecc.com" Cleverness: some X-Newsreader: trn 4.0-test77 (Sep 1, 2010) Originator: jo...@iecc.com (John Levine) Bytes: 1987 Lines: 25 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit