On Fri, 11 Nov 2011 15:34:21 -0500, Shmuel Metz (Seymour J.) wrote:
You didn't have the STC (later STK) ...
Actually, it was never STK during the independent existence of Storage
Technology Corporation. The approved branding was StorageTek, and
employees were instructed that STK was an NYSE
In 6332589144814230.wa.paulgboulderaim@bama.ua.edu, on
11/14/2011
at 09:40 AM, Paul Gilmartin paulgboul...@aim.com said:
Actually, it was never STK during the independent existence of
Storage Technology Corporation.
Ah, so! Thanks. I had been told that they changed the name due to a
On January 14 1970, DPD rolls out IBM DATA/360, a new program product
that simulates the functions of the IBM 29 keypunch and IBM 59 verifier to
enter data from an IBM 2260 display station to an IBM 2311 or 2314 direct
access storage device, bypassing punched cards;
we used this w/2270-1 s a
In 4ebd9513.4040...@valley.net, on 11/11/2011
at 04:35 PM, Gerhard Postpischil gerh...@valley.net said:
The one that didn't handle wrap-around correctly?
After RA the buffer address was left at the beginning instead of the
documented location.
I fondly recall referring to it as the PIG
-Original Message-
From: IBM Mainframe Discussion List
[mailto:IBM-MAIN@bama.ua.edu] On Behalf Of William Donzelli
Sent: Friday, November 11, 2011 12:30 AM
To: IBM-MAIN@bama.ua.edu
Subject: Re: 3270 archaeology (Was: TSO SCREENSIZE)
I happen to have a GX20-1878-3 (October 1978
shmuel+ibm-m...@patriot.net (Shmuel Metz , Seymour J.) writes:
That came later, along with the 3278 and 3279,
we complained to kingston that 3274/3278 was much worse for interactive
computing that 3272/3277 ... kingston eventually came back and said that
3274/3278 target market was data entry
On 11/11/2011 1:07 AM, Larry Chenevert wrote:
The channel attached control units for those 3270's were
notorious for generating interface control checks, which the
operating systems of the era (OS/VS1, SVS, and MVS 3.8) were
notorious for responding by entering disabled waits, resulting
in many
re:
http://www.garlic.com/~lynn/2011o.html#20
a different problem with moving all the electronics back into the 3274
controller (and making terminal response agonizingly slow) was that it
really drove up the channel busy time for any kind of operation.
this is old reference to Jim Gray palming
In 0A25A0D191144ABB8F0649705ADAA187@DJVBN391, on 11/11/2011
at 12:07 AM, Larry Chenevert larrychenev...@verizon.net said:
The channel attached control units for those 3270's were notorious
for generating interface control checks, which the operating systems
of the era (OS/VS1, SVS, and MVS
In 4ebd5c40.8090...@valley.net, on 11/11/2011
at 12:32 PM, Gerhard Postpischil gerh...@valley.net said:
Only the ATT and one Telex gave us problems
Then you should have ordered from GTE :-(
The worst incident I recall was when the C.E. was asked to plug a
new 3272 as address 0C0, and he
Gerhard,
I agree with you. We had over 1200 3270#39;s locally attached and never had
issues with IBM controllers or devices. Where we did have issues was we had an
OEM channel extender. That gavesusno end of problems. At one time I was
providing the vendor with2 or 3 dumps a day and they
On 11/11/2011 3:34 PM, Shmuel Metz (Seymour J.) wrote:
Then you should have ordered from GTE :-(
The one that didn't handle wrap-around correctly?
You didn't have the STC (later STK) tape drives where only every other
jumper position was used but the CE documentation didn't mention the
fact?
loop.
re:
http://www.garlic.com/~lynn/2011o.html#20 3270 archaeology
san jose disk development in bldg. 14 had numerous testcells on channel
switches and a couple mainframes for testing ... running stand-alone
... each testcell got pre-scheduled, stand-alone (very simple monitor)
time, frequently
To all actually interested in 3270 pre-history
And the original IBM 3270 screen size was Model 1, 12 lines by 40 characters.
Model 2 (24 * 80) didn't come along until later.
It was my possibly faulty recollection that just about all of the first
generation of 3270 equipment was announced -
, and ...
3) facilitate the data migration from the older disparate systems to the new
one.
Larry Chenevert
- Original Message -
From: Chris Mason chrisma...@belgacom.net
Newsgroups: bit.listserv.ibm-main
To: IBM-MAIN@bama.ua.edu
Sent: Thursday, November 10, 2011 7:41 PM
Subject: 3270
I happen to have a GX20-1878-3 (October 1978) 3270 Information Display
System Reference Summary in the top drawer of my desk. It shows the screen
size of a Mod 1 as 12x40, although I never worked with a Mod 1 or ever even
saw one, to my knowledge.
Just about the only place you would be
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