From: Wesley Parish <wobblygong@gmail.com>
To: Clem Cole <clemc@ccc.com>
Cc: TUHS main list <tuhs@minnie.tuhs.org>, Josh Good <pepe@naleco.com>
Subject: Re: [TUHS] Zombified SCO comes back from the dead, brings trial back to life against IBM
Date: Sat, 3 Apr 2021 14:24:51 +1300 [thread overview]
Message-ID: <CACNPpeYbrK4um0b4oH2ye-t0tr2rnJtjE4WV2X-Q6Fmjo+Wynw@mail.gmail.com> (raw)
In-Reply-To: <CAC20D2OyBP9ThQ4mY4ACLsvFapCX912k=e1VSMgX3AocqDY+OA@mail.gmail.com>
Thanks. I knew IBM had had some involvement with 4.*BSD, but lacked the details.
Wesley Parish
On 4/3/21, Clem Cole <clemc@ccc.com> wrote:
> On Thu, Apr 1, 2021 at 11:54 PM Wesley Parish <wobblygong@gmail.com> wrote:
>
>> I don't think anybody was even thinking of porting any of
>> the *BSD to IBM mainframes till much later, am I right?
>>
> No. BSD was very much on IBM's radar in the late 1970s and 1980s.
>
> Long before Linus released Linux into the wild in 1990 for the >>386<< much
> less any other ISA, IBM had been shipping as a product AIX/370 (and AIX/PS2
> for the 386); which we developed at Locus for them. The user-space was
> mostly System V, the kernel was based on BSD (4.1 originally) pluis a great
> deal of customization, including of course the Locus OS work, which IBM
> called TCF - the transparent computing facility. It was very cool you
> could cluster 370s and PS/2 and from >>any<< node run a program of either
> ISA. It has been well discussed in this forum, previously.
>
> A for AIX/370 a quick history which Charlie can fill in more from the IBM
> side, was that in the last 60s and early 70s, IBM had a strange hold on the
> education/research market with the S/360; but lost it because of the lack
> of timesharing to DEC and PDP-10 based systems as IBM was more and more
> focused on the commercial sector where there was much more money to be
> made. But ... there was a drive in the IBM educational/research team to
> be able to reenter that market and Locus was hired to develop AIX/370 (and
> later PS2) as it was felt that UNIX was considered an important offering
> for those customers. After it was released as a product, it turned out
> purchasing AIX/370 was exceedingly difficult (for a number of reasons),
> although it was extremely well received by those that ran it, but getting
> it was difficult. In fact, I have been told by folks that there at the
> time, that using TCF was an important feature here at Intel for the success
> of the simulation for the 486 and Pentium.
>
> Again, Charlie can tell you the history but IBM also developed AIX for the
> RS/6000 which was the same OS (only different) from IBM Austin (no TCF, but
> supported DS which was cool in its own right). Locus was actually
> contracted
> to develop a UNIX subsystem for the AS/400 also, but I'm not sure if that
> ever shipped. I had left Locus and had gone to DEC by then.
>
next prev parent reply other threads:[~2021-04-03 1:25 UTC|newest]
Thread overview: 86+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-01 14:50 Josh Good
2021-04-01 15:12 ` Warner Losh
2021-04-01 15:27 ` Josh Good
2021-04-01 15:33 ` Larry McVoy
2021-04-01 16:14 ` Kevin Bowling
2021-04-01 16:26 ` John Cowan
2021-04-01 17:54 ` Thomas Paulsen
2021-04-01 16:27 ` Nemo Nusquam
2021-04-02 2:16 ` Kevin Bowling
2021-04-02 3:52 ` Wesley Parish
2021-04-02 5:26 ` Kevin Bowling
2021-04-02 16:03 ` Clem Cole
2021-04-02 16:11 ` Larry McVoy
2021-04-02 16:39 ` Heinz Lycklama
2021-04-02 17:14 ` Clem Cole
2021-04-02 17:17 ` [TUHS] AIX repeat [was " Charles H Sauer
2021-04-03 1:24 ` Wesley Parish [this message]
2021-04-04 2:46 ` [TUHS] " Adam Thornton
2021-04-04 2:50 ` Adam Thornton
2021-04-04 5:29 ` [TUHS] How to Kill a Technical Conference (was: Zombified SCO comes back from the dead, brings trial back to life against IBM) G. Branden Robinson
2021-04-04 18:22 ` Clem Cole
2021-04-04 20:54 ` Richard Salz
2021-04-04 21:11 ` Clem Cole
2021-04-05 0:36 ` John Cowan
2021-04-05 2:19 ` Warner Losh
2021-04-05 18:07 ` [TUHS] How to Kill a Technical Conference John Gilmore
2021-04-05 19:30 ` Clem Cole
2021-04-05 20:34 ` Richard Salz
2021-04-05 20:42 ` William Cheswick
2021-04-06 4:37 ` Ed Bradford
2021-04-05 20:39 ` Larry McVoy
2021-04-05 21:11 ` Theodore Ts'o
2021-04-05 21:17 ` Dan Cross
2021-04-06 15:39 ` Theodore Ts'o
2021-04-06 5:49 ` Dave Horsfall
2021-04-05 7:48 ` [TUHS] Whither Usenix [was How To Kill A Technical Conference] arnold
2021-04-05 14:05 ` [TUHS] How to Kill a Technical Conference (was: Zombified SCO comes back from the dead, brings trial back to life against IBM) Theodore Ts'o
2021-04-05 22:26 ` David Arnold
2021-04-04 23:30 ` A. P. Garcia
2021-04-04 3:41 ` [TUHS] Zombified SCO comes back from the dead, brings trial back to life against IBM Gregg Levine
2021-04-04 3:57 ` Adam Thornton
2021-04-02 5:41 ` David Arnold
2021-04-02 6:09 ` Steve Nickolas
2021-04-02 7:00 ` arnold
2021-04-02 9:53 ` Steve Nickolas
2021-04-02 10:26 ` arnold
2021-04-02 14:02 ` Josh Good
2021-04-02 14:17 ` Steve Nickolas
2021-04-02 15:16 ` Larry McVoy
2021-04-02 15:28 ` Fabio Scotoni
2021-04-03 1:50 ` Dave Horsfall
2021-04-03 1:55 ` Warner Losh
2021-04-03 2:23 ` Larry McVoy
2021-04-03 2:34 ` Earl Baugh
2021-04-03 6:16 ` Dan Stromberg
2021-04-04 16:18 ` Tony Finch
2021-04-04 1:48 ` David Arnold
2021-04-04 2:23 ` Larry McVoy
2021-04-04 8:55 ` Josh Good
2021-04-04 14:43 ` Michael Parson
2021-04-04 15:36 ` Warner Losh
2021-04-04 16:15 ` Clem Cole
2021-04-04 22:25 ` David Arnold
2021-04-04 22:55 ` Clem Cole
2021-04-05 2:30 ` Dave Horsfall
2021-04-04 23:00 ` Bakul Shah
2021-04-04 23:33 ` Clem Cole
2021-04-05 1:34 ` Bakul Shah
2021-04-05 2:58 ` Kenneth Goodwin
2021-04-05 12:35 ` John Cowan
2021-04-05 20:44 ` Kevin Bowling
2021-04-04 23:34 ` Josh Good
2021-04-04 20:08 ` Lyndon Nerenberg (VE7TFX/VE6BBM)
2021-04-04 21:00 ` Jon Steinhart
2021-04-04 21:40 ` Clem Cole
2021-04-04 21:54 ` Lyndon Nerenberg (VE7TFX/VE6BBM)
2021-04-04 22:02 ` Jon Steinhart
2021-04-04 21:58 ` Clem Cole
2021-04-04 23:48 ` Dave Horsfall
2021-04-04 23:53 ` Larry McVoy
2021-04-07 5:15 ` Dan Stromberg
2021-04-05 13:37 ` Theodore Ts'o
2021-04-07 1:52 ` Adam Thornton
2021-04-02 15:25 ` Josh Good
2021-04-03 3:10 ` John Cowan
2021-04-02 16:40 ` Boyd Lynn Gerber
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