> On 7 Aug 2023, at 2:46 pm, Timothy Sipples wrote:
>
> David Crayford wrote:
>> Maybe wait until there is actually some tangible AI libraries such as
>> TensorFlow, PyTorch and SnapML before blowing trumpets.
>
> Huh? You *can* run these libraries on z/OS, on zIIPs even. They run on the
> z/OS
David Crayford wrote:
>Maybe wait until there is actually some tangible AI libraries such as
>TensorFlow, PyTorch and SnapML before blowing trumpets.
Huh? You *can* run these libraries on z/OS, on zIIPs even. They run on the z/OS
Container Extensions (zCX) or on OpenShift for z/OS, as you prefer.
> for some reason, I cannot convince anyone else to use it.
My guess is inertia. At least they admit that it has been around for a long
time. Please tell me that they do!
From: IBM Mainframe Discussion List on behalf of
Jack Zukt
Sent: Satur
nts I have been waiting to award anyone who can
> figure out how to effectively use the ISPF Workplace.
>
> Now explain it to the rest of us. š
>
> -Original Message-
> From: IBM Mainframe Discussion List On Behalf
> Of Tom Marchant
> Sent: Friday, August 4, 2
You can do all of those things with the workplace. It has been available since
ISPF 4.2 in 1995. If you don't have it on your primary option panel, you can
access it with ISPFWORK from any panel. I have been using it for the last 25
years and haven't had the need to use 3.4 since then.
The big
C S Lewis, "The Weight of Glory" */
-Original Message-
From: IBM Mainframe Discussion List On Behalf Of Jon
Perryman
Sent: Friday, August 4, 2023 15:14
You can easily add "ed" to the ISPF command table (I think it's table ISPCMDS)
and drop the "TSO". Writ
> On Friday, August 4, 2023 at 11:16:00 AM PDT, Schmitt, Michael
> wrote:
> award anyone who can figure out how to effectively use the ISPF Workplace.
Wasn't the goal of ISPF Workplace to keep Unix programmers engaged when working
on z/OS? z/OS takes away the need for so many of their skill
> On Friday, August 4, 2023 at 10:15:01 AM PDT, Bob Bridges
> wrote:
> I generally type "tso ed " on the ISPF command line.
You can easily add "ed" to the ISPF command table (I think it's table ISPCMDS)
and drop the "TSO".Ā Write an exec that TBADDs each command. Additionally, I
find I need
r triumphs or how
tragic your defeats, approximately one billion Chinese couldn't care less. */
-----Original Message-
From: IBM Mainframe Discussion List On Behalf Of Tom
Marchant
Sent: Friday, August 4, 2023 13:36
I use data set lists in the ISPF workplace (option 11) for similar r
You, sir, win the 100 points I have been waiting to award anyone who can figure
out how to effectively use the ISPF Workplace.
Now explain it to the rest of us. š
-Original Message-
From: IBM Mainframe Discussion List On Behalf Of Tom
Marchant
Sent: Friday, August 4, 2023 12:36 PM
I use data set lists in the ISPF workplace (option 11) for similar reasons.
I have rarely used 3.4 for decades.
--
Tom Marchant
On Fri, 4 Aug 2023 13:14:54 -0400, Bob Bridges wrote:
>No, sorry, what I really mean is that instead of going to ISPF option 2 and
>typing in a DSN, I generally typ
e some thinking and a lot of typing.
---
Bob Bridges, robhbrid...@gmail.com, cell 336 382-7313
/* A few observations and much reasoning lead to error; many observations and a
little reasoning to truth. -Alexis Carrel */
-Original Message-
From: IBM Mainframe Discussion List On Behalf Of
ITYM ISPF commands. Or maybe FASTPATH commands.
Surely you don't often use the TSO editor rather than the ISPF editor?
--
Tom Marchant
On Fri, 4 Aug 2023 00:22:39 -0400, Bob Bridges wrote:
>Come to think of it, I still use TSO commands more often than some of the ISPF
>menu options - ED and
Also ADP.
From: IBM Mainframe Discussion List on behalf of Bob
Bridges
Sent: Friday, August 4, 2023 8:53 AM
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: Re: Channelized I/O WAS: Mainframe Makers WAS: Ars Technica: The
IBM mainframe: How it runs and why it
er */
-Original Message-
From: IBM Mainframe Discussion List On Behalf Of
Seymour J Metz
Sent: Friday, August 4, 2023 07:14
Also 'Data Processing'; I vaguely recall that there were a few more terms.
From: P H [04843e86df79-dmarc-requ...
Data Processing, most probably from DP division of IBM of that time.
Sent from Outlook for Android<https://aka.ms/AAb9ysg>
From: IBM Mainframe Discussion List on behalf of
Seymour J Metz
Sent: Friday, August 4, 2023 12:14:07 PM
To: IBM-MAIN@LISTSERV.
My mistake, the 370/195 had 2 MB, this customer's 360/75 had 1 MB
Sent from Outlook for Android<https://aka.ms/AAb9ysg>
____
From: IBM Mainframe Discussion List on behalf of
Seymour J Metz
Sent: Friday, August 4, 2023 12:14:07 PM
To: IBM-MAIN@LIST
; 'computers' or 'computing'.
Also 'Data Processing'; I vaguely recall that there were a few more terms.
--
Shmuel (Seymour J.) Metz
http://mason.gmu.edu/~smetz3
____
From: IBM Mainframe Discussion List [IBM-MAIN@LISTSE
money where your mouth is into what best suits your IT needsš
BTW: When I started my career during the early 70s, IT didn't exist. It was
'computers' or 'computing'.
From: IBM Mainframe Discussion List on behalf of
David Crayford
Sent
> On 4 Aug 2023, at 1:01 pm, Timothy Sipples wrote:
>
> David Crayford wrote:
>> Other platforms have integrated AI engines, AMD ZenDNN,
>> Intel oneDNN etc. Both ship with open source libraries and
>> toolkits sadly lacking for z/OS.
>
> Did you miss zDNN?
>
Nope, Iām aware. Not quite as open
> On Thursday, August 3, 2023 at 10:47:52 AM PDT, Joel C. Ewing
> wrote:
> There is a synergy that exists between z-architecture hardware and z/OS
> that has evolved over many decades.
IBM designs with insight whereas other manufacturers implement. You would never
install 1 giant disk on IBM z
David Crayford wrote:
>Other platforms have integrated AI engines, AMD ZenDNN,
>Intel oneDNN etc. Both ship with open source libraries and
>toolkits sadly lacking for z/OS.
Did you miss zDNN?
https://github.com/IBM/zDNN
https://www.ibm.com/docs/en/zos/2.5.0?topic=consider-z-deep-neural-network-li
thinks that equations approximate reality. A physicist thinks
that reality approximates equations. A mathematician never makes the
connection. */
-Original Message-
From: IBM Mainframe Discussion List On Behalf Of
Grant Taylor
Sent: Thursday, August 3, 2023 21:24
I hope you mean &quo
n the yard. Mother would
come out and say "You're tearing up the grass." "We're not raising grass," Dad
would reply; "we're raising boys." -Harmon Killebrew */
-Original Message-
From: IBM Mainframe Discussion List On Behalf Of Tom
Brennan
S
On 8/3/23 3:27āÆPM, Rahim Azizarab wrote:
IBM is the standard bearer in computer design even when it came to
laptops, just see how well IBM designed the Thinkpads.
I hope you mean "IBM /was/ the standard bearer in computer design".
I even question that or that hope you mean close to 30 year
the Airbus A380 plane has been designed to have up to
> 840 passengers. Are there any airlines with A380s which carry such numbers!
>
> Horses for courses!!
>
>
> From: IBM Mainframe Discussion List on behalf of
> Tom Brennan
> Sent: 0
I seem to remember that action when working on a PDP11 using a VT100
terminal. It was as if the designers said, hey, you obviously want a CR
in the middle of the line, so there you go.
And to Linux users, TSO READY mode must look really odd when they find
they can move the cursor to a previou
When it comes to mainframes IBM is the standard setter as well as the
established standard.Ā I mostly worked on IBM systems; but at one point I
worked on a UNISYS system that was essentially a weird adaptation of Linux.Ā
One of its oddities was that if you typed a line and happened to have the
dvice to a tempter,
from The Screwtape Letters by C S Lewis */
-Original Message-----
From: IBM Mainframe Discussion List On Behalf Of
Joel C. Ewing
Sent: Thursday, August 3, 2023 13:48
The hardware is designed with redundancy to detect failuresUndetected
hardware errors do
I hope so, because when I worked part-time with Unix/Linux from maybe
2003 to 2013, I used to have a joke, "If you get an error message that
makes no sense at all, check if the disk is full." Not really a joke
because about half the time a vague error occurred, that was the cause.
When you ma
ng redundancy higher in the application stack and distributing
load geographically starts to shine.
An IBM mainframe is a very impressive system. A Cadillac is a very
impressive car. But using an IBM mainframe to serve files in a small
office is about as appropriate as using
Well written.
Sent from Outlook for Android<https://aka.ms/AAb9ysg>
From: IBM Mainframe Discussion List on behalf of
Joel C. Ewing
Sent: Thursday, August 3, 2023 6:47:37 PM
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: Re: Mainframe Makers WAS: Ars Technic
There is a synergy that exists between z-architecture hardware and z/OS
that has evolved over many decades.
The hardware is designed with redundancy to detect failures in
components (processors, memory, I/O subsystems, interconnection cables),
correct any resulting data errors where possible,
From: IBM Mainframe Discussion List on behalf of Jon
Perryman
Sent: 03 August 2023 03:56
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: Re: Channelized I/O WAS: Mainframe Makers WAS: Ars Technica: The
IBM mainframe: How it runs and why it survives
> On Wednesday, August 2, 2023 at 09:34:34 AM PDT
On 8/2/2023 7:56 PM, Jon Perryman wrote:
You say 192 slots or 384 ports.
Not me, it's IBM doc along with Parwez Hamidā, top IBM tech person,
redbook author, conference speaker, etc. etc. (retired now from IBM I
believe).
I understand slots being PCIe but was is ports? Is this fiber optic c
> On Wednesday, August 2, 2023 at 06:24:15 AM PDT, Rick Troth
> wrote:
> I think Jon Perryman first asked us to define mainframe. And I bit!
> [voice of Leonard Bones McCoy] "Dammit Jon! I'm a software developer,
> not a field service engineer!"
> But it really started with Andrew Hudson at Ar
> On Wednesday, August 2, 2023 at 09:34:34 AM PDT, Tom Brennan wrote:
> So I pointed out there's only 12 I/O drawers max on a z16
Sorry Tom and all. I don't recall anyone saying max of 12 I/O drawers otherwise
it would have been obvious my number was wrong. Yahoo mail does strange things
with t
erpoint presentation š (before the smartones give me their 2 cents
> worth, I know I could have run the scan as a background task).
>
> Talking about numbers, the Airbus A380 plane has been designed to have up
> to 840 passengers. Are there any airlines with A380s which carry such
>
Cray used a variety of front ens, including DG Supernova.
From: IBM Mainframe Discussion List on behalf of
Grant Taylor <023065957af1-dmarc-requ...@listserv.ua.edu>
Sent: Wednesday, August 2, 2023 5:02 PM
To: IBM-MAIN@LISTSERV.UA.EDU
Subje
; I read that the CRAY used a CDC mainframe a it's front end for this
> purpose.
>
> But I would not be at all surprised if an IBM mainframe could function
> equivalently.
>
>
>
> --
> Grant. . . .
>
>
Steve Thompson wrote:
>How about we change from Mainframe to zFrame?
zFrame? ZFrame? Zframe? IBM keeps playing with case (remember, it's now "Db2",
not "DB2") so even that's risky!
>Yeah, I know, then when IBM comes up with a new Architecture...
>How long will it take to need > 64bit add
t; purpose.
>
> But I would not be at all surprised if an IBM mainframe could function
> equivalently.
>
>
>
> --
> Grant. . . .
>
> --
> For IBM-MAIN subscribe / signoff / archive access instructions
this purpose.
But I would not be at all surprised if an IBM mainframe could function
equivalently.
--
Grant. . . .
--
For IBM-MAIN subscribe / signoff / archive access instructions,
send email to lists...@listserv.ua.edu wit
Wow! I had completely forgotten about Cornerstone and FunSoft.
But I had not known how they were doing what they did. I knew, at
one time, they were trying to get the ESCON or FICON code (I
guess they really meant license of patents). But IBM wasn't
allowing it. Then IBM dumped the Tier 2 z/Se
__
From: IBM Mainframe Discussion List on behalf of Tom
Brennan
Sent: 02 August 2023 17:34
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: Re: Channelized I/O WAS: Mainframe Makers.... WAS: Ars Technica: The
IBM mainframe: How it runs and why it survives
> Iāve missed this t
A z/16 has a maximum I/O bandwidth of 128 GBps. The limitation is no the number
of channels, but the bandwidth to memory. I don't know if the I/O bandwidth has
any impact on processor access to memory, but my understanding is that there is
little, if any.
The z16 implementation allows one proce
> Iāve missed this thread.
He first said 1536 ports (not slots, not lanes) on a full z16. I asked
where he got that number. Response was there are 12 fanout slots on a
CEC drawer (true), so with 4 CEC drawers that's 48 fanout slots (true)
which means the 4 CEC drawers could address 48 I/O dr
some low-end relief for those that require less than the
minimum z/16 horsepower.
My USD 0.02 worth.
-Original Message-
From: IBM Mainframe Discussion List On Behalf Of
Sebastian Welton
Sent: Wednesday, August 2, 2023 1:19 AM
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: Re: Mainframe Makers
Classification: Confidential
Than sounds suspiciously like a "channel" on the mainframe (pick your favorite
protocol).
-Original Message-----
From: IBM Mainframe Discussion List On Behalf Of
Grant Taylor
Sent: Tuesday, August 1, 2023 9:42 PM
To: IBM-MAIN@LISTSERV.UA.EDU
S
Classification: Confidential
My vague recollection of the CRAY was that is used (at the time) a 370/158 to
buffer up all of the data so the CRAY could run full tilt.
-Original Message-
From: IBM Mainframe Discussion List On Behalf Of
Grant Taylor
Sent: Tuesday, August 1, 2023 5:53 PM
At the risk of being "WRONG" ;Ā¬)) several times, I offer the following.
The Processor Units (GPs, CPU, etc.) are PCIe Gen 4, but the 16 slots in the
I/O drawer hold Gen 3 cards, up to 16 of them at 16GBps. Each card can support
a max of 32 lanes which can be multiplexed. The max theoretical tr
On 8/1/23 10:26āÆPM, David Crayford wrote:
When you consider that a standard commodity rack server such as an
AMD EPYC can support 128 PCIe lanes and up to 8 memory channels I
would suggest x86 can handle a lot of I/O if you have the right gear.
I think it's important to note that all of these
On 8/1/23 22:42, Grant Taylor wrote:
On 8/1/23 7:20āÆPM, David Crayford wrote:
Whatās the difference between between channelized I/O and a rack of
x86 servers connected to a SAN using fibre channel driven by high
speed HBAs?
I don't know.
My understanding is that Fibre Channel is an evolution
> On 2 Aug 2023, at 12:15 pm, Tom Brennan wrote:
>
> > The IBM z16 can have up to 1,536 PCIe+ slots
>
> I'm gonna quit explaining this and just say, "WRONG" every time you say this
> as if it's a fact :)
Iāve missed this thread. By 1,536 PCIe slots, thatās slots not lanes right?
Even if it we
On Wed, 2 Aug 2023 01:18:53 -0500, Sebastian Welton wrote:
>On Tue, 1 Aug 2023 15:53:57 -0400, Steve Thompson wrote:
>
>>How about we change from Mainframe to zFrame?
>>
>>Yeah, I know, then when IBM comes up with a new Architecture...
>>How long will it take to need > 64bit addressing?
>>
>>
>
On Tue, 1 Aug 2023 15:53:57 -0400, Steve Thompson wrote:
>How about we change from Mainframe to zFrame?
>
>Yeah, I know, then when IBM comes up with a new Architecture...
>How long will it take to need > 64bit addressing?
>
>
Here you go:
http://hammocktree.us/flexes/zFrameOV.pdf
https://vtda.
On Tue, 1 Aug 2023 23:09:15 +0200, Radoslaw Skorupka
wrote:
>This is former Siemens product, very similar to IBM mainframe.
>I saw such machine around 2001 in National Bank of Austria.
>Connected to Symmetrix CKD DASD using ESCON channels.
>There was at least one installati
> The IBM z16 can have up to 1,536 PCIe+ slots
I'm gonna quit explaining this and just say, "WRONG" every time you say
this as if it's a fact :)
On 8/1/2023 8:01 PM, Jon Perryman wrote:
> On Tuesday, August 1, 2023 at 05:20:33 PM PDT, David Crayford
wrote:
Whatās the difference between b
Take for example an Emulex (Broadcom) HBA. The quad port adapter can handle up
to 10M IOPS with a throughput rate of 12,800MB/s full duplex using 16-lane PCIe
which utilities DMA. All I/O is offloaded, interrupts, multiplexing etc. When
you consider that a standard commodity rack server such as
> On Tuesday, August 1, 2023 at 05:20:33 PM PDT, David Crayford
> wrote:
> Whatās the difference between between channelized I/O and a rack ofĀ
> x86 servers connected to a SAN using fibre channel driven by high speed HBAs?
PCIe was created specifically for PCs and IBM z16 chose to use that as
On 8/1/23 7:20āÆPM, David Crayford wrote:
Whatās the difference between between channelized I/O and a rack
of x86 servers connected to a SAN using fibre channel driven by high
speed HBAs?
I don't know.
My understanding is that Fibre Channel is an evolution of SCSI which is
supposedly a somewh
Whatās the difference between between channelized I/O and a rack of x86 servers
connected to a SAN using fibre channel driven by high speed HBAs?
> On 2 Aug 2023, at 6:53 am, Grant Taylor
> <023065957af1-dmarc-requ...@listserv.ua.edu> wrote:
>
> On 8/1/23 3:10āÆPM, Rick Troth wrote:
>> Look
On 8/1/23 3:10āÆPM, Rick Troth wrote:
Look for channelized I/O,
Didn't supers ~> cray use channelized I/O?
Also, I feel like there is another slippery slope discussion of what is
channelized I/O in this context.
then other physical attributes (not just size, not just the instruction
set).
I do not recall Multi-core cpus being part of the initial z/arch
disclosure in 1979 when I was at that special meeting in POK for
CA. The ideas of the G3 chipset was announced about 2001 at
another disclosure meeting I went to in NY (forgot the name of
the town, it was not POK) given by Bob Rog
>Ā On Tuesday, August 1, 2023 at 12:54:10 PM PDT, Steve Thompson
> wrote:
> when IBM comes up with a new Architecture...
AFAIK, IBM z is not a new architecture. Intel, Sun & HP invented multi-core CPU
chips. Intel invented PCI and PCIe. What is the new architecture that IBM z
introduced?
>
make that "is", it lives:
https://selectbs.com/products/nomad/
This is former Siemens product, very similar to IBM mainframe.
I saw such machine around 2001 in National Bank of Austria.
Connected to Symmetrix CKD DASD using ESCON channels.
There was at least one installation in Po
I've been told by some sales folks not to use the M-word when talking
about LinuxONE. I feel like HAL keeping secrets from the crew of
Discovery One. No relation to Linux One - or is there?
On 8/1/2023 12:44 PM, Phil Smith III wrote:
Jon Perryman wrote:
The last Fujitsu mainframe is schedul
I had a brief exposure to Burroughs machines in the mid-1970s.
I would say that the B6700 was definitely a mainframe, as well as the B6800
that
followed it.
I've never worked with any Univac mainframes, nor am I familiar with the
current
line from Unisys. It has been said here that the current
I don't know what you mean, Mike. Access Registers (introduced with ESA/390) do
not
point to pages or bytes, but to address spaces or data spaces.
--
Tom Marchant
On Tue, 1 Aug 2023 15:09:01 -0500, Mike Schwab wrote:
>Of course ĀæESA? did create access registers that point to 4K pages instead
An access register points (indirectly) to an entire address space, not just a
page.
From: IBM Mainframe Discussion List on behalf of
Mike Schwab
Sent: Tuesday, August 1, 2023 4:09 PM
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: Re: Mainframe Makers WAS
On 8/1/23 15:44, Phil Smith III wrote:
Jon Perryman wrote:
The last Fujitsu mainframe is scheduled for 2030 and dropping all
support by 2035. Honeywell Bull GCOS and Unisys OS 2200 and MCP are
now x86 based. Are these mainframes or are they PCs?
PCframes? mainCs? It is hard to define rigorously
On 40TB main memory now, so only 20,480 x since 1999 intro of 64 in 24
years.
Of course ĀæESA? did create access registers that point to 4K pages instead
of bytes, so 8/16 TB was possible.
On Tue, Aug 1, 2023, 14:54 Steve Thompson wrote:
> How about we change from Mainframe to zFrame?
>
> Yeah,
How about we change from Mainframe to zFrame?
Yeah, I know, then when IBM comes up with a new Architecture...
How long will it take to need > 64bit addressing?
Steve Thompson
On 8/1/2023 3:44 PM, Phil Smith III wrote:
Jon Perryman wrote:
The last Fujitsu mainframe is scheduled for 2030 and
Jon Perryman wrote:
>The last Fujitsu mainframe is scheduled for 2030 and dropping all
>support by 2035. Honeywell Bull GCOS and Unisys OS 2200 and MCP are
>now x86 based. Are these mainframes or are they PCs?
PCframes? mainCs? It is hard to define rigorously, but as someone else quoted
SCOTUS, "
Sebastian Welton wrote:
>https://www.fujitsu.com/de/products/computing/servers/mainframe/bs2000/
Heh heh, "BS2000". Reminds me of the company that bought the NOMAD product:
Select Business Systems; their domain was SelectBS.com. Wow, make that "is", it
lives: https://selectbs.com/products/nomad/
https://www.fujitsu.com/de/products/computing/servers/mainframe/bs2000/
Sebastian
--
For IBM-MAIN subscribe / signoff / archive access instructions,
send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN
My first job at Packard Electric, we had 2 mainframes, 1 for production, a NAS
9000, and 1 for development, a NAS 6650.
Sent from Yahoo Mail for iPhone
On Monday, July 31, 2023, 7:40 PM, Steve Thompson wrote:
Something that I read (in one post or another) indicated, to me,
that Fujitsu was
Engineering IT
jon.nolt...@oracle.com
425-295-1733 (Cell)
-Original Message-
From: IBM Mainframe Discussion List On Behalf Of Tom
Marchant
Sent: Monday, July 31, 2023 4:30 PM
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: [External] : Re: Mainframe Makers WAS: Ars Technica: The IBM
mainframe
Something that I read (in one post or another) indicated, to me,
that Fujitsu was buying Amdahl machines. Wasn't pointing fingers.
I know that Fujitsu owned 40% of Amdahl in the late 80s when I
got hired. It was a sad day when they exercised their right to
buy the rest of Amdahl. I lost money
On Mon, 31 Jul 2023 16:29:22 -0400, Steve Thompson wrote:
>Fujitsu did not "buy" Amdahl machines,
Phil didn't say that Fujitsu bought Amdahl machines. He said that they bought
Amdahl. This is true.
>Fujitsu supplied Amdahl with their machines
I worked for Amdahl too, from 1978 to 1984. I st
The last Fujitsu mainframe is scheduled for 2030 and dropping all support by
2035.
Honeywell Bull GCOS and Unisys OS 2200 and MCP are now x86 based. Are these
mainframes or are they PCs?
On Monday, July 31, 2023 at 08:40:25 AM PDT, Steve Thompson
wrote:
I just have to throw this in he
Steve Thompson wrote, in part:
>Fujitsu did not "buy" Amdahl machines
If you were replying to me, note that I didn't say they bought Amdahl machines;
I said they bought Amdahl:
"Fujitsu agreed to acquire the 58 percent of Amdahl Corporation (including the
Canada-based DMR consulting group) that
www.dino-software.com
> -Original Message-
> From: IBM Mainframe Discussion List On
> Behalf Of Steve Thompson
> Sent: Monday, July 31, 2023 5:50 PM
> To: IBM-MAIN@LISTSERV.UA.EDU
> Subject: Re: Mainframe Makers WAS: Ars Technica: The IBM mainframe: How
> it runs and w
Just the z800!
Regards
Parwez Hamidā
From: IBM Mainframe Discussion List on behalf of Tom
Marchant <000a2a8c2020-dmarc-requ...@listserv.ua.edu>
Sent: 31 July 2023 22:33
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: Re: Mainframe Makers WAS: Ars Technic
I had to take the MVS Structure and Flow class as part of my job.
It was 2 weeks long and I felt numb after that drink from a fire
hose. But what I learned there I have been using ever since
anytime I was doing low level programming as a developer.
Steve Thompson
On 7/31/2023 5:02 PM, Jay M
On Mon, 31 Jul 2023 14:33:26 -0400, Phil Smith III wrote:
>I also STR that Fujitsu builds some of IBM's stuff, which doesn't mean
>anything much but is sorta interesting, maybe.
IIRC it was Hitachi that built the z800 and z890 using IBM chips.
--
Tom Marchant
Me too. I learned more in the MVS Internals course I took from Amdahl than
any other mainframe class. Really sharp folks.
On Mon, Jul 31, 2023, 16:50 Tom Brennan wrote:
> I went to some Amdahl MVS internal classes around 1990. The instructors
> were probably previous IBMers, and just seemed so
I went to some Amdahl MVS internal classes around 1990. The instructors
were probably previous IBMers, and just seemed so relaxed having fun
teaching. I had a great couple of weeks and learned tons.
On 7/31/2023 1:29 PM, Steve Thompson wrote:
And I still think my time at Amdahl was the best j
Fujitsu did not "buy" Amdahl machines, Fujitsu supplied Amdahl
with their machines with the MODs we (yeah, I worked for Amdahl
prior to 1990) asked for/needed, and then for instructions we
didn't have micro-store for, we used FAM (Fast Assist Mode) which
we then emulated instructions (part of M
W dniu 31.07.2023 oĀ 20:33, Phil Smith III pisze:
See https://en.wikipedia.org/wiki/Amdahl_Corporation#Fujitsu_GS21 - Fujitsu
machines are 31-bit, based on the technology they got when they bought Amdahl.
I also STR that Fujitsu builds some of IBM's stuff, which doesn't mean anything
much but i
Robert Crawford asked:
>Was the 2260 keyboard the one with two, count 'em, two PF keys?
.which reminds me of my favorite bit of IBM trivia: What IBM device had exactly
*13* PF keys?
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For IBM-MAIN subscribe / signoff / archive
See https://en.wikipedia.org/wiki/Amdahl_Corporation#Fujitsu_GS21 - Fujitsu
machines are 31-bit, based on the technology they got when they bought Amdahl.
I also STR that Fujitsu builds some of IBM's stuff, which doesn't mean anything
much but is sorta interesting, maybe.
If you google "fuji
On Mon, 31 Jul 2023 10:54:28 -0500, Grant Taylor
wrote:
>> Why don't we see these systems being discussed (or maybe I just don't
>> frequent the right web sites)?
>I suspect it's /where/ we are talking. This list, IBM territory
reddit.com/r/mainframe/ does occasionally get some Unisys discussio
On 7/31/23 10:40āÆAM, Steve Thompson wrote:
I just have to throw this in here.
IBM is not the only maker of Mainframes.
Nicely done. :-)
I understand that Fujitsu still makes mainframes.
That's my understanding too.
Does UNISYS still make mainframes?
My understanding is that UNISYS is
I just have to throw this in here.
IBM is not the only maker of Mainframes.
I understand that Fujitsu still makes mainframes.
Does UNISYS still make mainframes?
How about Honeywell Bull?
Why don't we see these systems being discussed (or maybe I just
don't frequent the right web sites)?
St
The 2260 had no function keys.
The 3270 was available with half a dozen keyboard arrangements, with no, five
or 12 function keys.
--
Shmuel (Seymour J.) Metz
http://mason.gmu.edu/~smetz3
From: IBM Mainframe Discussion List [IBM-MAIN@LISTSERV.UA.EDU] on
480 characters? Sounds like Twitter.
Was the 2260 keyboard the one with two, count 'em, two PF keys?
Robert Crawford
Abstract Evolutions LLC
(210) 913-3822
-Original Message-
From: IBM Mainframe Discussion List On Behalf Of
billogden
Sent: Saturday, July 29, 2023 11:16 AM
To
>From:Seymour J Metz
>Yep, "Model 1 displays 480 characters (12 rows of 40 characters)."
>Did you have keyboard issues?
My memory of those ancient history days (early 70s) simply fails too much. I
seem to remember "something" simple we did with the keyboard, but the
details have vanished. (An
-
Bob Bridges, robhbrid...@gmail.com, cell 336 382-7313
/* Always look in the oven before you turn it on. -from "Things I've
learned from my children" */
-Original Message-
From: IBM Mainframe Discussion List On Behalf Of
billogden
Sent: Friday, July 28, 2023 10:11
&
Yep, "Model 1 displays 480 characters (12 rows of 40 characters)."
Did you have keyboard issues?
____
From: IBM Mainframe Discussion List on behalf of
billogden
Sent: Friday, July 28, 2023 10:11 AM
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: Re:
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