From: Dave Horsfall <dave@horsfall.org>
To: The Eunuchs Hysterical Society <tuhs@tuhs.org>
Subject: Re: [TUHS] RetroNet…
Date: Thu, 30 Aug 2018 10:13:03 +1000 (EST) [thread overview]
Message-ID: <alpine.BSF.2.21.9999.1808301004440.41601@aneurin.horsfall.org> (raw)
In-Reply-To: <CAC20D2Pix3LgUJdst3xnHZXKsMC7J7AkamVVS4cyv13dnpD33g@mail.gmail.com>
[-- Attachment #1: Type: text/plain, Size: 813 bytes --]
On Wed, 29 Aug 2018, Clem Cole wrote:
> But yeah, when a DZ11 was blazing away at 19200 baud (I hacked
> the TOPS-10 6.03A we had at LIRICS to support it), it made the
> system crawl.
>
> No doubt. CMU and MIT had front ends that put the serial lines on
> dedicated PDP-11s in front of the 10's - so the Tops (or ITS) only saw
> canonicalized I/O and it made a huge difference for those systems. By
> the time Vaxen, I don't think DEC had yet realized what a problem the DZ
> was.
Did the Aussie DZ-11 drivers (there were two versions) not make it out of
the country? They are on the UNSW tapes, and I seem to recall a thread
about this... I don't know how fast we drove them, but I doubt whether it
was 19200; probably 9600 for the lucky few and 2400 for the plebs.
-- Dave
next prev parent reply other threads:[~2018-08-30 0:13 UTC|newest]
Thread overview: 72+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-29 17:25 Grant Taylor via TUHS
2018-08-29 17:49 ` Andreas Hein
2018-08-29 18:05 ` Grant Taylor via TUHS
2018-08-29 18:26 ` William Pechter
2018-08-29 18:42 ` Grant Taylor via TUHS
[not found] ` <a09e914b-ae45-4dfa-8964-826852b3252e.maildroid@localhost>
2018-08-29 18:49 ` [TUHS] Fwd: RetroNet… William Pechter
2018-08-29 18:56 ` Grant Taylor via TUHS
2018-08-29 18:50 ` [TUHS] RetroNet… Clem Cole
2018-08-29 18:57 ` Arthur Krewat
2018-08-29 19:30 ` Clem Cole
2018-08-29 20:09 ` Arthur Krewat
2018-08-29 20:58 ` Clem Cole
2018-08-30 0:13 ` Dave Horsfall [this message]
2018-08-29 18:50 ` Ron Young
2018-08-31 1:17 ` Cornelius Keck
2018-08-31 4:33 ` Grant Taylor via TUHS
2018-08-31 1:20 ` Cornelius Keck
2018-08-31 3:07 ` Steve Nickolas
2018-08-31 4:40 ` Grant Taylor via TUHS
2018-08-31 23:25 ` Dave Horsfall
2018-09-01 6:52 ` Dave Horsfall
2018-09-01 16:16 ` Grant Taylor via TUHS
2018-08-29 18:04 ` Seth Morabito
2018-08-29 18:33 ` Grant Taylor via TUHS
2018-08-29 18:36 ` [TUHS] RetroNet??? Larry McVoy
2018-08-29 18:48 ` Grant Taylor via TUHS
2018-08-29 18:53 ` Dan Cross
2018-08-29 19:00 ` William Pechter
2018-08-29 19:35 ` Grant Taylor via TUHS
2018-08-29 19:43 ` William Pechter
2018-08-29 19:28 ` Arrigo Triulzi
2018-08-29 20:14 ` Grant Taylor via TUHS
2018-09-06 2:11 ` Ed Carp
2018-09-06 5:07 ` Grant Taylor via TUHS
2018-09-06 18:22 ` Clem Cole
2018-08-31 1:12 ` Cornelius Keck
2018-08-29 18:38 ` [TUHS] RetroNet… William Pechter
2018-08-29 18:54 ` Grant Taylor via TUHS
2018-08-29 20:21 ` Warren Toomey
2018-08-29 20:27 ` Arthur Krewat
2018-08-30 0:02 ` Dave Horsfall
2018-09-03 7:21 ` Ed Carp
2018-09-03 23:01 ` Dave Horsfall
2018-09-04 8:52 ` Derek Fawcus
2018-09-04 22:18 ` Grant Taylor via TUHS
2018-09-05 5:17 ` Ed Carp
2018-08-29 20:22 ` Warren Toomey
2018-08-31 1:15 ` Cornelius Keck
2018-08-31 1:37 ` [TUHS] RetroNet… Virtual is cheap William Pechter
2018-08-31 16:24 ` Cornelius Keck
2018-08-31 17:31 ` Grant Taylor via TUHS
2018-08-31 17:36 ` William Pechter
2018-09-01 0:40 ` Dave Horsfall
[not found] ` <0b739af0-da9e-6bdb-fe17-6f2dda837de5@spamtrap.tnetconsulting.net>
[not found] ` <20180901222055.GA71355@server.rulingia.com>
2018-09-10 6:35 ` [TUHS] [COFF] " Dave Horsfall
2018-08-31 5:06 ` [TUHS] RetroNet… Grant Taylor via TUHS
2018-08-31 16:24 ` Cornelius Keck
2018-08-30 17:54 ` Michael Kjörling
2018-08-30 18:11 ` Grant Taylor via TUHS
2018-08-30 18:15 ` [TUHS] RetroNet??? Larry McVoy
2018-08-30 18:15 ` Grant Taylor via TUHS
2018-08-30 23:42 ` [TUHS] RetroNet… Dave Horsfall
2018-08-31 4:13 ` Grant Taylor via TUHS
2018-08-31 1:09 ` Cornelius Keck
2018-08-31 4:17 ` Grant Taylor via TUHS
2018-09-02 22:45 ` Derek Fawcus
2018-09-02 23:29 ` Grant Taylor via TUHS
2018-09-03 1:11 ` jsteve
2018-09-03 7:02 ` Jeffrey H. Johnson
2018-09-03 8:24 ` jsteve
2018-09-03 16:42 ` Grant Taylor via TUHS
2018-08-30 18:05 ` Donald ODona
2018-08-30 18:17 ` Grant Taylor via TUHS
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