Re: TSO SCREENSIZE

2011-11-11 Thread Mike Wawiorko
3270 is 40 years old and still in use as the most common interface to z/OS for 
programmers and systems programmers.

Maybe not such a bad design choice?

Certainly not stupid.

How many of us have ever used the various web interfaces to z/OS for any length 
of time?  Reverting to tried and trusted 3270 is the usual end.

Regards,
Mike Wawiorko
-Original Message-
From: IBM Mainframe Discussion List [mailto:IBM-MAIN@bama.ua.edu] On Behalf Of 
Chris Mason
Sent: 10 November 2011 19:08
To: IBM-MAIN@bama.ua.edu
Subject: Re: TSO SCREENSIZE

John

 3274

3271

 STUPID

From the perspective of the new millennium. At the time (1970 approximately) 
I'm sure it was a sensible design choice.

Chris Mason

On Thu, 10 Nov 2011 11:48:30 -0600, McKown, John 
john.mck...@healthmarkets.com wrote:

 ...

Remember how old the 3270 architecture is. Wikipedia says about 1972. Think 1 
Mhz 8080 as top of the line micro processor. The original 3277 and its 
controllers were STUPID. Rather than put a more powerful processor in the 
controller, IBM decided to offload the complicated function of calculating 
the position of the data into the host. Made of discrete transistors and 
resistors! Very primitive. So, the host just sent a simple to understand 
buffer address (a single number) to the 3274. It basically just starting 
stuffing data characters at that location in a RAM buffer. More power == most 
cost == fewer purchases. Much like some of the krud in z/OS today due to 
short sighted architects who were worried about memory and slow CPUs and 
expensive DASD.


The answer to these problems is obvious: Convert from archaic z/OS to modern 
Windows 8! At least that's what a lot of Windows weenies around here are 
saying. Over and over and over and over. Better! Faster!! Cheaper!!! is 
their cry. Anything z/OS can do, they state can be done using Windows and at 
lower TCO. Herr Gobbles would be proud of them.

--
John McKown

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Notification at file update (state of art)

2011-11-11 Thread Miklos Szigetvari

Hi

I'm asking for the last state to get notification at file updates.


My colleagues planning an application, would run on all possible 
platforms, and would get notification, if a file has 
changed/renamed/scratched in a file system.
In z/OS it would be enough to deal with a DSN qualifier set,  and maybe 
VSAM would be not so important, but that is the best  method to do this ?


For me currently seems two possibilities:
- via SMF IEFU83 IEFU84 exit 's
- SMS open/scratch/rename

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Re: Notification at file update (state of art)

2011-11-11 Thread Vernooij, CP - SPLXM
If you have a scheduling system, this can probably do it, CA-7 and
ControlM do. You can define a dataset rule and the action to take
(usually run a job).

Kees.

Miklos Szigetvari miklos.szigetv...@isis-papyrus.com wrote in
message news:4ebcf044.7090...@isis-papyrus.com...
  Hi
 
 I'm asking for the last state to get notification at file updates.
 
 
 My colleagues planning an application, would run on all possible 
 platforms, and would get notification, if a file has 
 changed/renamed/scratched in a file system.
 In z/OS it would be enough to deal with a DSN qualifier set,  and
maybe 
 VSAM would be not so important, but that is the best  method to do
this ?
 
 For me currently seems two possibilities:
 - via SMF IEFU83 IEFU84 exit 's
 - SMS open/scratch/rename
 
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SYSPARM in IEASYMxx problem

2011-11-11 Thread Vernooij, CP - SPLXM
Hello,

 

I am restructuring LOADxx and IEASYMxx.

 

We had the following in LOADxx, e.g. for the Q1 LPAR:

LPARNAME Q1   

SYSPARM  L0   

Causing IEASYS00 and IEASYSL0 to be processed for this LPAR.

 

I removed the SYSPARM statement from LOADxx.

I added SYSPARM to IEASYMxx and it now contains:

SYSDEF LPARNAME(Q1)   

   SYSNAME(MVSL)  

SYSDEF

   SYSCLONE(SYSNAME(4:1))

SYSDEF

  SYSPARM(SYSCLONE.0) 

 

SYSCLONE resolves correctly to 'L', so this too should result in
processing IEASYS00 and IEASYSL0.

 

However, this produces in the following message at IPL:

IEA013E ERROR DETECTED PROCESSING IEASYM00   

008 DATA FOR SYSPARMIN ERROR: (SYSCLONE.0) 

 

When I change the SYSPARM statement to:

SYSDEF

  SYSPARM(L0)

The system IPLs correctly.

 

It looks like the SYSPARM statement in IEASYMxx can not handle system
symbols. However I cannot find any reference to docs stating that this
is not allowed.

 

Does anyone have experience with this?

 

Kees.

 

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[DB2 z/OS] USER CATALOG - Rules of Thumb and best practices

2011-11-11 Thread Rodney Krick
Thank you very much for the valuable pieces of information!
Here the points I've noted from your posts, in order to help others that may 
search for the same topic.

The original question:
I'm looking for some DB2 specific recommendations regarding User Catalogs, 
specially if there are any rules of thumb as a start point for defining the 
infrastructure for DB2 (like each member has its own catalog or something like 
that). 

Here the answers:
- Frequently ICF catalogs are shared by many users / applications.  It is 
unusual for a DB2 install today to include the allocation of a new user catalog.
- Software, DB2 objects, and backups (Copies, logs etc) should not share the 
same HLQ
- Make sure the storage management team know about the numbers and volitility 
of each type of dataset use
- Sometimes it can be a good thing for the aliases (or vcatnames) used in 
multiple DB2 subsystems to be in separate ICF usercats.  Then each subsystem 
can be granted update access only to the ICF usercat that has the aliases for 
it.
- You're less likely to have an outage putting different components of a single 
DB2 sub-system into different ICF catalogues. Do your job as a DBA and let the 
Storage Admins do theirs.
- Chapter 4.1.7 from redbook Data Sharing in a Nutshell 
(http://www.redbooks.ibm.com/redbooks/pdfs/sg247322.pdf) has some 
recommendations about User Catalogs.
- Page 140 from redbook DB2 9 for z/OS and Storage Management 
(http://www.redbooks.ibm.com/redbooks/pdfs/sg247823.pdf) has similar 
recommendations.
- If you intend to use SYSTEM BACKUP there are special recommendations 
regarding what objects should be put in each user catalog.
- One should caution against a profusion of UCATs; it can lead to all sorts of 
recriminations when doing business continuity testing (Disaster recovery.) 
Suggestion: 4 UCATs; testing, production, pre-production testing and DB2.
- In a small DB2 shop , one user catalog can support more subsystems ( 
PROD,TEST,DEVL) .  Isolation of production is also a best practice. Depending 
on the number of archives logs that you produce and keep cataloged, they will 
consume space , size the catalog appropriately to avoid extents.
- DB2 treats the whole group in a data sharing system as a logical entity, so 
different user catalogs for data sharing members won't work.

And here the source:

DB2-L
Avram Friedman, Debora Gresham, Ted MacNEIL, Cathy Taddei, Cuneyt Goksu, Marcel 
Harleman

IBM-Main
Rick Fochtman, Ed Finnell, Kevin Clark, Wayne Driscoll

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Re: SYSPARM in IEASYMxx problem

2011-11-11 Thread Norbert Friemel
On Fri, 11 Nov 2011 11:40:35 +0100, Vernooij, CP - SPLXM wrote:

 

It looks like the SYSPARM statement in IEASYMxx can not handle system
symbols. However I cannot find any reference to docs stating that this
is not allowed.

 

Does anyone have experience with this?


See the note @ 
http://publibz.boulder.ibm.com/cgi-bin/bookmgr_OS390/BOOKS/iea2e2b0/53.6

SYSPARM(aa[,bb...][,L]) ...

... Value Range: aa and bb are 1- through 2-character suffixes of a valid 
IEASYSxx parmlib members. Valid characters are alphanumeric (A-Z and 0-9) and 
national (@,#,$). Note: Neither static nor dynamic system symbols are accepted. 
... 

Norbert Friemel

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Re: SYSPARM in IEASYMxx problem

2011-11-11 Thread Vernooij, CP - SPLXM
Norbert Friemel nf.ibmm...@web.de wrote in message
news:8518503691052623.wa.nf.ibmmainweb...@bama.ua.edu...
 On Fri, 11 Nov 2011 11:40:35 +0100, Vernooij, CP - SPLXM wrote:
 
  
 
 It looks like the SYSPARM statement in IEASYMxx can not handle system
 symbols. However I cannot find any reference to docs stating that
this
 is not allowed.
 
  
 
 Does anyone have experience with this?
 
 
 See the note @
http://publibz.boulder.ibm.com/cgi-bin/bookmgr_OS390/BOOKS/iea2e2b0/53.6
 
 SYSPARM(aa[,bb...][,L]) ...
 
 ... Value Range: aa and bb are 1- through 2-character suffixes of a
valid IEASYSxx parmlib members. Valid characters are alphanumeric (A-Z
and 0-9) and national (@,#,$). Note: Neither static nor dynamic system
symbols are accepted. ... 
 
 Norbert Friemel
 

Fully overlooked this, in spite of hours searching.

Thanks,
Kees.

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Re: SMF 119 report

2011-11-11 Thread Donald Likens
MEAS 5.0 from Infosec Inc. captures 119 records and sends them to SIEM 
technology to be reported or alerted.

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Re: 3270 archaeology (Was: TSO SCREENSIZE)

2011-11-11 Thread McKown, John
 -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) 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 certain to see a model 1 was as
 a console on an S/3 model 15.
 
 The things are really quite rare today.
 
 --
 Will

When I first went to work at the City of Ft. Worth, TX in 1976, they had a 
bunch of 3277-1s in various departments. They talked to CICS 1.1.1 on DOS 
(release 34?). 

--
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Systems Engineer IV
IT

Administrative Services Group

HealthMarkets®

9151 Boulevard 26 . N. Richland Hills . TX 76010
(817) 255-3225 phone . 
john.mck...@healthmarkets.com . www.HealthMarkets.com

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Re: TSO SCREENSIZE

2011-11-11 Thread Lloyd Fuller
There was also a 2250 in that timeframe, but I do not remember the size.  We 
had 
one of each in Stuttgart, but could not use them because the request for the 
extra memory to be able to run the communications program was cut from the 
budget request.  The general did not care about the system memory, just the 
CRTs.

Lloyd



- Original Message 
From: Ed Gould ps2...@yahoo.com
To: IBM-MAIN@bama.ua.edu
Sent: Thu, November 10, 2011 8:55:41 PM
Subject: Re: TSO SCREENSIZE

Rick,

My memory is iffy here as well but I do remember that we had 12 x 80 screens 
but 
the model number was 2260. The screen was incredibly small. This was in the 
early 1970's.

Ed

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The IBM Displays Memory Lane (Was: TSO SCREENSIZE)

2011-11-11 Thread Chris Mason
To all who may be interested in the 2250

The Wikipedia article is quite short so here it is in its entirety.

quote

IBM 2250

The IBM 2250 Graphics Display Unit was announced as part of System/360 in 1964. 
Unlike most modern computer displays, which show images in raster format, the 
IBM 2250 used vector graphics. A display list of line segments (vectors) on a 
1024 by 1024 grid was stored in the computer's memory and repainted on the 
2250s CRT up to 40 time per second. Characters were built of line segments 
specified by display list subroutines. Thus any character set or font could be 
displayed, although fonts were generally extremely simplified for performance 
reasons. The computer altered the display by changing the display list. As the 
display list got longer, the refresh time got longer too and eventually the 
display would start to flicker.

The 2250 was housed in a desk with an alphanumeric (QWERTY) keyboard and a 
separate programmed function keyboard which had keys, indicator lights and 
switches. A plastic overlay label could be placed over the function keyboard. 
Punches on the top edge of the overlay could be sensed by the computer so the 
keys, lights and switches could be reprogrammed simply by changing overlays. 
The 2250s CRT measured 21 diagonal, but the useful display area was 12 inch by 
12 inch. A light pen was provided as a pointing device, serving the function of 
the modern computer mouse.

An IBM 2285 Display Copier could be attached to the 2250 to provide 8½ by 11 
inch hard copy of the display contents under operator control.

/quote

http://en.wikipedia.org/wiki/IBM_2250

 ... but I do not remember the size.

It covers the key point I wanted to make in connection with this comment. If 
size is a reference to character rows and columns, we are comparing apples 
and oranges as I hope can be noted from the description.

 ... although fonts were generally extremely simplified for performance 
reasons.

I saw one at one time in use as a console in the Santa Teresa labs - and 
possibly elsewhere - my memory's not what it was! The feature of the 
presentation of console messages which most impressed was actually the relative 
crudeness of the character rendering.

Incidentally one could suppose that this type of display technology, rendering 
characters from subroutines of a mathematical nature using lines with start and 
end coordinates, would find approval from at least one denizen of this list who 
has gone on record regarding his - for it is a he - disgust at the technology 
of display devices which simply display characters of one font within character 
cells within the presentation space relative to the beginning of a linear 
buffer.

Chris Mason


On Fri, 11 Nov 2011 05:08:28 -0800, Lloyd Fuller leful...@sbcglobal.net wrote:

There was also a 2250 in that timeframe, but I do not remember the size.  We 
had
one of each in Stuttgart, but could not use them because the request for the
extra memory to be able to run the communications program was cut from the
budget request.  The general did not care about the system memory, just the
CRTs.

Lloyd



- Original Message 
From: Ed Gould ps2...@yahoo.com
To: IBM-MAIN@bama.ua.edu
Sent: Thu, November 10, 2011 8:55:41 PM
Subject: Re: TSO SCREENSIZE

Rick,

My memory is iffy here as well but I do remember that we had 12 x 80 screens 
but
the model number was 2260. The screen was incredibly small. This was in the
early 1970's.

Ed

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SV: The IBM Displays Memory Lane (Was: TSO SCREENSIZE)

2011-11-11 Thread Thomas Berg
About the 2250, a link with a photo of the wonder in action: 
http://www.columbia.edu/cu/computinghistory/2250.html


 
Regards, 
Thomas Berg 
_ 
Thomas Berg   Specialist   A M   SWEDBANK 

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Re: The IBM Displays Memory Lane (Was: TSO SCREENSIZE)

2011-11-11 Thread Mike Myers
The 2250 was very interesting to me. I took a class on 2250 programming 
in 1968. I learned that it had both character and graphics mode. The 
character mode was of special interest and I developed a full-screen 
editor that let the group I was working in at the time develop and edit 
source code and data files. It wasn't quite as good as ISPF's editor 
(which wasn't around yet), but it was a lot better than TSO's line 
editor. The screen was also much bigger than the 2260's and could 
display a whole card image.


You could overtype data directly on the screen and there was a single 
line on the screen (at the bottom) which permitted commands that 
supported single line and block moves, copies and deletes.


It saved the group a great deal of effort in developing programs and 
course material. I was teaching PSRs at IBM's Field Engineering school 
in Poughkeepsie at the time.


Brings back some pleasant memories.

Mike Myers
Mentor Services Corporation

On 11/11/2011 09:11 AM, Chris Mason wrote:

To all who may be interested in the 2250

The Wikipedia article is quite short so here it is in its entirety.

quote

IBM 2250

The IBM 2250 Graphics Display Unit was announced as part of System/360 in 1964. 
Unlike most modern computer displays, which show images in raster format, the 
IBM 2250 used vector graphics. A display list of line segments (vectors) on a 
1024 by 1024 grid was stored in the computer's memory and repainted on the 
2250s CRT up to 40 time per second. Characters were built of line segments 
specified by display list subroutines. Thus any character set or font could be 
displayed, although fonts were generally extremely simplified for performance 
reasons. The computer altered the display by changing the display list. As the 
display list got longer, the refresh time got longer too and eventually the 
display would start to flicker.

The 2250 was housed in a desk with an alphanumeric (QWERTY) keyboard and a separate 
programmed function keyboard which had keys, indicator lights and switches. A 
plastic overlay label could be placed over the function keyboard. Punches on the top 
edge of the overlay could be sensed by the computer so the keys, lights and switches 
could be reprogrammed simply by changing overlays. The 2250s CRT measured 21 
diagonal, but the useful display area was 12 inch by 12 inch. A light pen was 
provided as a pointing device, serving the function of the modern computer mouse.

An IBM 2285 Display Copier could be attached to the 2250 to provide 8½ by 11 
inch hard copy of the display contents under operator control.

/quote

http://en.wikipedia.org/wiki/IBM_2250


... but I do not remember the size.

It covers the key point I wanted to make in connection with this comment. If size is a 
reference to character rows and columns, we are comparing apples and oranges as I hope 
can be noted from the description.

 ... although fonts were generally extremely simplified for performance 
reasons.

I saw one at one time in use as a console in the Santa Teresa labs - and possibly 
elsewhere - my memory's not what it was! The feature of the presentation of 
console messages which most impressed was actually the relative crudeness of the 
character rendering.

Incidentally one could suppose that this type of display technology, rendering characters 
from subroutines of a mathematical nature using lines with start and end coordinates, 
would find approval from at least one denizen of this list who has gone on record 
regarding his - for it is a he - disgust at the technology of display devices 
which simply display characters of one font within character cells within the 
presentation space relative to the beginning of a linear buffer.

Chris Mason


On Fri, 11 Nov 2011 05:08:28 -0800, Lloyd Fullerleful...@sbcglobal.net  wrote:


There was also a 2250 in that timeframe, but I do not remember the size.  We had
one of each in Stuttgart, but could not use them because the request for the
extra memory to be able to run the communications program was cut from the
budget request.  The general did not care about the system memory, just the
CRTs.

Lloyd



- Original Message 
From: Ed Gouldps2...@yahoo.com
To: IBM-MAIN@bama.ua.edu
Sent: Thu, November 10, 2011 8:55:41 PM
Subject: Re: TSO SCREENSIZE

Rick,

My memory is iffy here as well but I do remember that we had 12 x 80 screens but
the model number was 2260. The screen was incredibly small. This was in the
early 1970's.

Ed

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ZNALC Option for LICENSE Parameter

2011-11-11 Thread Mark Jacobs
I seem to remember that if your system was IPL'ed in zOSe mode you were 
limited to 8 TSO userids at a time. Does ZNALC have the same enforced 
restriction or anything else that we have to keep in mind? (Ignoring the 
allowed workload licensing restrictions)


--
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Time Customer Service
Tampa, FL


One of life's greatest mysteries is how the boy who
wasn't good enough to marry your daughter can be the
father of the smartest grandchild in the world.

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IBM 2250

2011-11-11 Thread John Gilmore
The 2250 and its precursors were heavily used as a part of IBM's
collaboration with CBS News to provide presidential election-night
coverage in the United States, IBM's participation being directed at
familiarizing viewers with its technology.

As Chris Mason has implied, the distinction between text and graphics
was moot; and this was sometimes an advantage.

My colleagues and I used it in the 1970s as a component of an
experimental pharmacological screening/data reduction system that we
developed for a then major pharmaceutical company; and we were able to
produce plots on it that were helpful in directing the course of
ongoing mainframe computations.

Flicker was not a problem when predominantly graphic output was
displayed;  it was a problem when large quantities of rapidly changing
alphameric-text were displayed.  Programming it was not difficult for
anyone familiar with the not very arcane algebra of piecewise linear
interpolation; and my memories of it are agreeable, if not quite fond,
40 years on.

John Gilmore, Ashland, MA 01721 - USA

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Re: ZNALC Option for LICENSE Parameter

2011-11-11 Thread Walter Marguccio
 From: Mark Jacobs mark.jac...@custserv.com


 I seem to remember that if your system was IPL'ed in zOSe mode you were 
 limited to 8 TSO userids at a time. 

Correct.

 Does ZNALC have the same enforced restriction or anything else that we have 
 to keep in mind? 


No, under zNALC you can have as many TSO users as you like.

Walter Marguccio
z/OS Systems Programmer
BELENUS LOB Informatic GmbH
Munich - Germany

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Hiperspaces

2011-11-11 Thread Scott Ford
All:
 
Has anyone used Hiperspaces via Assmelber ? Created ? Read from ?  Wrote to ?
I have started the processs of reading the manuals and have a basic 
understanding.
What I want to do is have a program read and place its SYSPRINT output (large 
amt - 300,000 - 121 byte records)
to either a datasopace or hiperspace. After the data is placed there, have a 
running task pick up the data and delete
the hiperspace when done. 
 
I am assuming(bad word choice, I know) that this process as described above 
should work ...
All input is welcome and of course appreciated.

Scott J Ford
Software Engineer
http://www.identityforge.com

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Re: TSO SCREENSIZE

2011-11-11 Thread Ed Gould
 Shmuel,
My memory was faulty. The screen size was not as I stated.as others have 
correctly stated the right size.
The army post I was at was doing a development of an online system for a 
proposed worldwide army supply system. The displays were either 2260#39;s or 
3270-1#39;s the 40 years has dimmed my memory.

Ed


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Data Areas?

2011-11-11 Thread Steve Horein
Hi Listers,

This isn't about missing Data Area manuals, but rather missing Data Area maps? 
I'm interested in IOS Vector Table, whose address can be found in IOCOM. But 
what next? I've searched all six volumes of MVS Data Areas manual for IOVT and 
IOCIOVTP hoping to find Pointed to by:, but that turned up nothing. This is 
only one example; I've found other areas that I've failed to find maps for. 
Where else could/should I look?

Thanks for any insight!

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Re: Hiperspaces

2011-11-11 Thread Tom Marchant
On Fri, 11 Nov 2011 08:03:01 -0800, Scott Ford wrote:

What I want to do is have a program read and place its SYSPRINT 
output (large amt - 300,000 - 121 byte records) 

That's not such a large amount.  Less than 40MB.  Under 50 cylinders.

to either a datasopace or hiperspace. After the data is placed there, 
have a running task pick up the data and delete the hiperspace 
when done. 
 
Have you considered using a Unix pipe?

-- 
Tom Marchant

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Re: Hiperspaces

2011-11-11 Thread Rob Scott
Hiperspaces are typically used when you are dealing in chunks of 4K pages - I 
think dataspaces would be more suitable if you insist on an AR-Mode solution as 
it allows direct byte access.

However, there are a few alternatives to consider here :

(1) Shared memory objects
(2) PC-ss to add SYSPRINT data to target ASID private?
(3) IARVSERV
  
I am sure others in this list will point out other choices

Rob Scott
Lead Developer
Rocket Software
275 Grove Street · Newton, MA 02466-2272 · USA
Tel: +1.617.614.2305
Email: rsc...@rs.com
Web: www.rocketsoftware.com

-Original Message-
From: IBM Mainframe Discussion List [mailto:IBM-MAIN@bama.ua.edu] On Behalf Of 
Scott Ford
Sent: 11 November 2011 16:03
To: IBM-MAIN@bama.ua.edu
Subject: Hiperspaces

All:
 
Has anyone used Hiperspaces via Assmelber ? Created ? Read from ?  Wrote to ?
I have started the processs of reading the manuals and have a basic 
understanding.
What I want to do is have a program read and place its SYSPRINT output (large 
amt - 300,000 - 121 byte records) to either a datasopace or hiperspace. After 
the data is placed there, have a running task pick up the data and delete the 
hiperspace when done. 
 
I am assuming(bad word choice, I know) that this process as described above 
should work ...
All input is welcome and of course appreciated.

Scott J Ford
Software Engineer
http://www.identityforge.com

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Re: Hiperspaces

2011-11-11 Thread McKown, John
 -Original Message-
 From: IBM Mainframe Discussion List 
 [mailto:IBM-MAIN@bama.ua.edu] On Behalf Of Scott Ford
 Sent: Friday, November 11, 2011 10:03 AM
 To: IBM-MAIN@bama.ua.edu
 Subject: Hiperspaces
 
 All:
  
 Has anyone used Hiperspaces via Assmelber ? Created ? Read 
 from ?  Wrote to ?
 I have started the processs of reading the manuals and have a 
 basic understanding.
 What I want to do is have a program read and place its 
 SYSPRINT output (large amt - 300,000 - 121 byte records)
 to either a datasopace or hiperspace. After the data is 
 placed there, have a running task pick up the data and delete
 the hiperspace when done. 
  
 I am assuming(bad word choice, I know) that this process as 
 described above should work ...
 All input is welcome and of course appreciated.
 
 Scott J Ford

I don't believer that Dataspaces and hiperspaces normally exist past the 
end-of-step. They are like memory. Because they are memory. You can't pass them 
between steps or between processes. Well, not using normal z/OS non-APF 
functionality. You can use a LINEAR VSAM dataset and map it using DIV into a 
dataspace or a hiperspace. You can then pass that LINEAR dataset to some other 
process. Which needs to use DIV to use it as memory. 
Example code for dataspace:
http://publibz.boulder.ibm.com/cgi-bin/bookmgr_OS390/BOOKS/iea2a580/6.16
Example code for hiperspace
http://publibz.boulder.ibm.com/cgi-bin/bookmgr_OS390/BOOKS/iea2a580/7.13.1.1

Remember that a hiperspace is accessed by copying data into  out of it in 4K 
chunks. A dataspace can be referenced at a byte level using normal assembler 
instructions when in AR mode. The access register points to the dataspace. 
Kinda.

--
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Systems Engineer IV
IT

Administrative Services Group

HealthMarkets®

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Re: 3270 archaeology

2011-11-11 Thread Lynn Wheeler
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 (aka updated keypunch) not
interactive computing (and nobody considered TSO in anyway related to
interactive computing).

we had hacked the 3277 to remove some of the worst human factors ...
but part of the change to 3274/3278 was moving lots of the electronics
out of the 3278 head back into the 3274 controller ... reducing
manufacturing costs but eliminated some of the additional human factor
hacks (like fixing trying to type just as the screen was being update
... normal processing would lock the keyboard and require reset to be
hit).

old post with some of the 3272/3277 comparisons with 3274/3278
http://www.garlic.com/~lynn/2001m.html#19 3270 protocol

the 3274 controller also had lots of bugs requiring the it be
reset/re-impl'ed ... however, we discovered a hack to force 3274 to
re-impl w/o requiring manual operation ... just very quickly hit every
subchannel address with HDV/CLRIO operation in tight loop.

a couple years later there was corporate decisions to officially say that
vm370/cms was the official corporate interactive computing platform (in
part because nearly all of internal development was on vm370/cms ... even
when it was for other platforms). What was really unusual was that it
motivated the TSO product manager to contact me about rewriting MVS
dispatch/scheduling for interactive workload (which wouldn't have helped a
whole lot because there were major problems with several other areas of
MVS)

-- 
virtualization experience starting Jan1968, online at home since Mar1970

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Re: Hiperspaces

2011-11-11 Thread Scott Ford
Guys/Gals:
 
Thank you, I had thought about dataspaces also. I have to dig some more, but 
thanks to all I have otehr options now.

Scott J Ford
Software Engineer
http://www.identityforge.com
 



From: Rob Scott rsc...@rocketsoftware.com
To: IBM-MAIN@bama.ua.edu
Sent: Friday, November 11, 2011 11:26 AM
Subject: Re: Hiperspaces

Hiperspaces are typically used when you are dealing in chunks of 4K pages - I 
think dataspaces would be more suitable if you insist on an AR-Mode solution as 
it allows direct byte access.

However, there are a few alternatives to consider here :

(1) Shared memory objects
(2) PC-ss to add SYSPRINT data to target ASID private?
(3) IARVSERV
  
I am sure others in this list will point out other choices

Rob Scott
Lead Developer
Rocket Software
275 Grove Street · Newton, MA 02466-2272 · USA
Tel: +1.617.614.2305
Email: rsc...@rs.com
Web: www.rocketsoftware.com

-Original Message-
From: IBM Mainframe Discussion List [mailto:IBM-MAIN@bama.ua.edu] On Behalf Of 
Scott Ford
Sent: 11 November 2011 16:03
To: IBM-MAIN@bama.ua.edu
Subject: Hiperspaces

All:
 
Has anyone used Hiperspaces via Assmelber ? Created ? Read from ?  Wrote to ?
I have started the processs of reading the manuals and have a basic 
understanding.
What I want to do is have a program read and place its SYSPRINT output (large 
amt - 300,000 - 121 byte records) to either a datasopace or hiperspace. After 
the data is placed there, have a running task pick up the data and delete the 
hiperspace when done. 
 
I am assuming(bad word choice, I know) that this process as described above 
should work ...
All input is welcome and of course appreciated.

Scott J Ford
Software Engineer
http://www.identityforge.com

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Re: SMF 119 report

2011-11-11 Thread Andy White
, I now have an MXG report and a Rexx exec to maul over and make work. 
Thank to all that replied!


Andy S. White

 Re: [IBM-MAIN] SMF 119 report
 
 Donald Likens 
 
 to:
 
 IBM-MAIN
 
 11/11/2011 08:07 AM
 
 Sent by:
 
 IBM Mainframe Discussion List IBM-MAIN@bama.ua.edu
 
 Please respond to IBM Mainframe Discussion List
 
 MEAS 5.0 from Infosec Inc. captures 119 records and sends them to 
 SIEM technology to be reported or alerted.
 
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Re: Hiperspaces

2011-11-11 Thread Dave Day

Scott,

   I wuld try to answer a couple of questions before starting any 
design/coding effort.  1)Who needs access to the data?(what address 
spaces/jobs) and 2)How long does it have to be available?  I believe how you 
answer that will determine how you should proceed.  If only one job, then I 
would go virtical with it, and stick it in the private area.  If multiple 
jobs/address spaces need access to it, then going horizontal into a 
dataspace may be the answer, but you have to consider the persistence of the 
dataspace.


   --Dave
- Original Message - 
From: Scott Ford scott_j_f...@yahoo.com

Newsgroups: bit.listserv.ibm-main
To: IBM-MAIN@bama.ua.edu
Sent: Friday, November 11, 2011 10:03 AM
Subject: Hiperspaces


All:

Has anyone used Hiperspaces via Assmelber ? Created ? Read from ? Wrote to ?
I have started the processs of reading the manuals and have a basic 
understanding.
What I want to do is have a program read and place its SYSPRINT output 
(large amt - 300,000 - 121 byte records)
to either a datasopace or hiperspace. After the data is placed there, have a 
running task pick up the data and delete

the hiperspace when done.

I am assuming(bad word choice, I know) that this process as described above 
should work ...

All input is welcome and of course appreciated.

Scott J Ford
Software Engineer
http://www.identityforge.com

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Re: TSO SCREENSIZE

2011-11-11 Thread Joel C. Ewing

On 11/10/2011 02:58 PM, Rick Fochtman wrote:

---snip

Remember how old the 3270 architecture is. Wikipedia says about 1972.
Think 1 Mhz 8080 as top of the line micro processor. The original
3277 and its controllers were STUPID. Rather than put a more powerful
processor in the controller, IBM decided to offload the complicated
function of calculating the position of the data into the host. Made
of discrete transistors and resistors! Very primitive. So, the host
just sent a simple to understand buffer address (a single number)
to the 3274.



Not without a time machine. The 3274 came later. The original 3270
controller lineup was 3271, 3272 and 3275, the latter combining
controller and display.

---unsnip---

Wasn't there also a 3276, with a display and controller that would
handle the integerated display, plus 7 more display-only devices?

Rick



Yes indeed, for remote BSC or SDLC operation.  The other 7 devices could 
also include 3270 printers.  Deceptively the same external size as a 
3278, but with enough additional steel and components inside to be 
appreciably heavier than a 3278, which was already borderline for one 
person to carry.  Trying to carry a 3276 by yourself was not wise if you 
wanted to avoid back problems.


--
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Re: 3270 archaeology (Was: TSO SCREENSIZE)

2011-11-11 Thread Gerhard Postpischil

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 unscheduled outages, and this seemed to persist into the
early 80's.


Your experience differs from mine. We usually installed new 
hardware over weekends, and gave it a thorough workout before 
acceptance. While we had occasional channel checks, it was only 
during the initial testing. I have no recollection of problems 
(other than normal failing boards) with the controllers (we ran 
IBM 3272s, then 3274s, later lots of ITT and one ATT units. 
Only the ATT and one Telex gave us problems). It makes me 
wonder whether your problems might have been due to other 
controllers on the channel (I know at least one installation 
that hooked their 3270s on the same selector as their tape drives!).


The worst incident I recall was when the C.E. was asked to plug 
a new 3272 as address 0C0, and he held the board upside down. We 
had a TP controller on 030 and had lots of interesting errors 
until we made him fix the switches. The other major problem was 
an installation where the C.E. didn't hook up the EPO cable, and 
after he left, the 4341 CPU wouldn't power up.


Gerhard Postpischil
Bradford, VT

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Re: The IBM Displays Memory Lane (Was: TSO SCREENSIZE)

2011-11-11 Thread Lynn Wheeler
m...@mentor-services.com (Mike Myers) writes:
 The 2250 was very interesting to me. I took a class on 2250
 programming in 1968. I learned that it had both character and graphics
 mode. The character mode was of special interest and I developed a
 full-screen editor that let the group I was working in at the time
 develop and edit source code and data files. It wasn't quite as good
 as ISPF's editor (which wasn't around yet), but it was a lot better
 than TSO's line editor. The screen was also much bigger than the
 2260's and could display a whole card image.

 You could overtype data directly on the screen and there was a single
 line on the screen (at the bottom) which permitted commands that
 supported single line and block moves, copies and deletes.

 It saved the group a great deal of effort in developing programs and
 course material. I was teaching PSRs at IBM's Field Engineering school
 in Poughkeepsie at the time.

 Brings back some pleasant memories.

2250 had a number of different models ... 2250-1 was direct 360 channel
attach while 2250-4 was 2250/1130 combo ... (but they cost approx. the
same).

we had 2250-1 at the univ in the 60s ... and i used the CMS 2250
graphics fortran library from lincoln labs ... to hack 2250 support
into the cms editor.

the science center had 2250-4 (2250/1130 combo), which somebody ported a
copy of spacewars from PDP1.
http://en.wikipedia.org/wiki/Spacewar!

misc. past posts mentioning science center
http://www.garlic.com/~lynn/subtopic.html#545tech

then summer of 1969 ... i got brought in to boeing hdqtrs to help with
the fledging boeing computer services (bringing all dataprocessing into
its own business unit). hdqtrs had 360/30 mainly used for payroll and
the machine room was built out to add a 1mbyte 360/67 to run cp67/cms.
This was tiny compared to the renton datacenter which had dozens of
360/65 and some claim to have $300M or so in 360 equipment ... which was
being replicated at the 747 plant up in everett.

For a long time, I thot Renton was the largest mainframe machine room
... but later i would sponsor Boyd's briefings at IBM ... and in recent
bio ... it mentioned Boyd was in charge of spook base (about the time I
was at Boeing) ... which was a $2.5B windfall for IBM (possibly $17+B
inflation adjusted in today's dollars?).

this has description of spook base ... gone 404, but lives on at
the wayback machine
http://web.archive.org/web/20030212092342/http://home.att.net/~c.jeppeson/igloo_white.html

above has picture claimed to be 2250s ... but obvious is something else.

Later replacements for 2250 i believe were repackaged/relogo'ed graphics
display from Sanders Associates (in NH)
http://www.pong-story.com/sanders.htm
http://books.google.com/books?id=XK4v1gh0JroCpg=PA31lpg=PA31dq=sanders+associates+graphics+displaysource=blots=62_kZWXpkisig=zKyb8WrQnJUzEQFgVMcJBZvq-XQhl=enei=QVu9ToTQPKWsiQL63I2mAwsa=Xoi=book_resultct=resultresnum=5ved=0CFgQ6AEwBA

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Re: 3270 archaeology

2011-11-11 Thread Lynn Wheeler
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 off doing database consulting
for the IMS group in Santa Teresa (now silicon valley labs)
http://www.garlic.com/~lynn/2007.html#1

however, another issue with the IMS group in Santa Teresa was that they
were adding so many people that STL was bursting at the seams ... and they
were going to move 300 of the IMS group to offsite building with remote
access back to STL. They had tried remote 3270 and it was considered
horrible, totally unusable for interactive computing ... especially after
getting use to local 3274 channel-attached CMS (even tho 3274 was much
worse than 3272 ... but enormously better than TSO for anything). In any
case, I got con'ed into doing support of NSC HYPERChannel remote device
support running over T1 microwave link (to remote bldg). The tests at the
remote bldg. showed no perceptual difference between CMS response for the
IMS people in STL and response at the remote bldg.

However, it had an interesting side-effect, the vm370/cms systems started
running 10-15% faster. The large mainframes had all the channels with both
3274 and 3830 disk controllers spread out on all the channels. The
enormous 3274 channel busy was cutting into overall system throughput.
Replacing channel attached 3274 ... with the significantly faster NSC A220
channel attached boxes (drastically reduced channel busy for the identical
operations) reduced channel busy and improved overall disk and system
thruput. The enormous 3274 channel busy overhead was shifting to the NSC
A51x channel emulators boxes at the remote bldg.

Something similar ... but different shows up later with 3880 disk
controller and 3090s. While 3880 disk controller supported 3mbyte/sec
transfer ... it otherwise had significantly higher channel busy overhead
compared to 3830. The 3090s channel configuration was originally designed
assuming that the 3880 controllers would be as efficient as the 3830
controllers ... but that turned out to not be the case. As a result, 3090
had to drastically increase the number of channels ... which required an
extra TCM and higher manufacturing costs. There were jokes that the 3090
people were going to bill the 3880 controller group for the higher 3090
manufacturing costs. This was also somewhat the start of the myth that
mainframes were so much better because they had huge number of channels
(when all the extra channels really turned out to be trying to compensate
for the inefficiencies of the half-duplex channel architecture and
enormous channel busy from slow controllers).

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Re: Hiperspaces

2011-11-11 Thread Jim Mulder
 Has anyone used Hiperspaces via Assmelber ? Created ? Read from ?  Wrote 
to ?
 I have started the processs of reading the manuals and have a basic 
 understanding.
 What I want to do is have a program read and place its SYSPRINT 
 output (large amt - 300,000 - 121 byte records)
 to either a datasopace or hiperspace. After the data is placed 
 there, have a running task pick up the data and delete
 the hiperspace when done. 

  Since z/OS no longer uses expanded storage, it is counterproductive 
to use a HSTYPE=SCROLL hiperspace.

Jim Mulder   z/OS System Test   IBM Corp.  Poughkeepsie,  NY

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Re: Data Areas?

2011-11-11 Thread Mark Zelden
On Fri, 11 Nov 2011 10:16:31 -0600, Steve Horein steve.hor...@gmail.com wrote:

Hi Listers,

This isn't about missing Data Area manuals, but rather missing Data Area maps? 
I'm interested in IOS Vector Table, whose address can be found in IOCOM. But 
what next? I've searched all six volumes of MVS Data Areas manual for IOVT and 
IOCIOVTP hoping to find Pointed to by:, but that turned up nothing. This is 
only one example; I've found other areas that I've failed to find maps for. 
Where else could/should I look?


Perhaps you've heard of OCO?   :-)

If you download SHOWMVS (SHOWzOS) from file 492 of the CBT 
(http://www.cbttape.org) 
you can find macro with some guess work in it.   Depending on what you are 
looking
for you may find how to get there from my IPLINFO exec on file 434 or my web 
site.

Mark
--
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mailto:m...@mzelden.com
Mark's MVS Utilities: http://www.mzelden.com/mvsutil.html 
Systems Programming expert at http://expertanswercenter.techtarget.com/

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Re: 3270 archaeology (Was: TSO SCREENSIZE)

2011-11-11 Thread Shmuel Metz (Seymour J.)
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 3.8) were notorious for responding
by entering  disabled waits, resulting in many unscheduled outages,
and this seemed to  persist into the early 80's.

My recollection is that the CCH[1] could handle an ICC, although you
might lose the use of the devices.

stuff one is not supposed to do in CICS

For good reason. You delay other transactions.

and there was the need for GX20-1878-3.

Why? That's a summary; what information did it have that wasn't in the
regular manuals?

Later, there were even people who told me and others closely 
involved You can not do that using Verify. after I had already
done it!

Well, at least it hadn't been in the manual for over a decade before
they told you that it couldn't be done. 

[1] Well, for SVS and MVS; I don't have experience on OS/VS1.
 
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Re: TSO SCREENSIZE

2011-11-11 Thread Shmuel Metz (Seymour J.)
In
ec49fd6778df264ba80cde73700a2de002fa61a...@mukpbcc1xmb701c.collab.barclayscorp.com,
on 11/11/2011
   at 09:21 AM, Mike Wawiorko mike.wawio...@barclays.com said:

Maybe not such a bad design choice?

Perhaps, but you haven't made a case. 

How many of us have ever used the various web interfaces to z/OS for
any length of time? 

Get your red herrings while they're fresh! The issue is not whether a
web interface would have been better, the issue is whether
transmitting row/column would have been better. John raised a
legitimate point, although I could come up with a counterargument.
 
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Re: TSO SCREENSIZE

2011-11-11 Thread Shmuel Metz (Seymour J.)
In 1321016908.8332.yahoomai...@web82202.mail.mud.yahoo.com, on
11/11/2011
   at 05:08 AM, Lloyd Fuller leful...@sbcglobal.net said:

There was also a 2250 in that timeframe,

Considerably more expensive than a 2260. Worth it for graphics, but
not if you just needed text.
 
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Re: 3270 archaeology (Was: TSO SCREENSIZE)

2011-11-11 Thread Shmuel Metz (Seymour J.)
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 held the board upside down.

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?

I vaguely recall you grumbling about the CIG[1] block multiplexor
channel as well.

[1] An amusing name because at RCA CIG stood for characters[2]
in gap.

[2] We normally used a different word for the C.
 
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Re: SMF 119 report

2011-11-11 Thread Neil Duffee
I sent my tiny SAS sample directly to Andy.

--  signature = 6 lines follows --
Neil Duffee, Joe SysProg, U d'Ottawa, Ottawa, Ont, Canada
telephone:1 613 562 5800 x4585 fax:1 613 562 5161
mailto:NDuffee of uOttawa.ca http:/ /aix1.uottawa.ca/ ~nduffee
How *do* you plan for something like that? Guardian Bob, Reboot
For every action, there is an equal and opposite criticism.
Systems Programming: Guilty, until proven innocent John Norgauer 2004
 

 -Original Message-
 From: Andy White [mailto:awh...@met...com] 
 Sent: November 10, 2011 08:07
 Subject: SMF 119 report
 
 Does any one out there have a basic report (can be in SAS) 
 which produces a report based on SMF 119 records. I wanted to 
 see where FTP's are going and DSNS being sent. 

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Re: 3270 archaeology (Was: TSO SCREENSIZE)

2011-11-11 Thread Ed Gould
 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 were providing me with new 
load decks daily(almost). I was getting really mad with the vendor and I was 
getting singed by my management over the issues. I finally said either live 
with the problems or replace it. This was a political bombshell and the vendor 
got upset with me and I indiated it was their hardware and software and it 
wasn#39;t my problem. They tried to point at MVS and I indicated that we 
didn#39;t have problems with IBM hardware. The started to give me more static 
and I just said look either give me a way to get some traces for you or fix 
your problems.

They finally came up with a trace program and I ran it till I was blue in the 
face and was sending them boxes of output for a few weeks and a month later 
they produced a new load deck ad it actually was a lot more stable but still 
not as good as IBMs .

Ed

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Re: 3270 archaeology (Was: TSO SCREENSIZE)

2011-11-11 Thread Gerhard Postpischil

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?


At one time we had a string of STK drives, but they gave us 
nothing but problems, and were replaced with Memorex hardware 
very quickly.



I vaguely recall you grumbling about the CIG[1] block multiplexor
channel as well.


Only until they fixed the timing (3350 response came before 
channel was able to handle it). Memorex plugged their 
controllers for slower response, thus giving us support for 
3330-1 and 3350 capacity, but without the speed improvements. I 
fondly recall referring to it as the PIG multiplexer g



Gerhard Postpischil
Bradford, VT

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3270 archaeology

2011-11-11 Thread Lynn Wheeler
l...@garlic.com (Lynn Wheeler) writes:
 the 3274 controller also had lots of bugs requiring the it be
 reset/re-impl'ed ... however, we discovered a hack to force 3274 to
 re-impl w/o requiring manual operation ... just very quickly hit every
 subchannel address with HDV/CLRIO operation in tight 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 schedules running 7x24 around the clock. at one point
they had tried doing testing under MVS ... but found that MVS had MTBF
of 15mins (hang/crash requiring re-ipl) even with single testcell. I
offered to rewrite I/O supervisor making it absolute bullet-proof and
never crash/hang ... and eventually was doing multiple concurrent
testing on-demand at any time (significantly improving development
productivity). It did have downside that when there were problems, they
would initially blame me ... so i had to do a lot of hardware
diagnostics ... also got to play disk engineer (in both bldg14 and the
product test lab in bldg15) ... some past posts
http://www.garlic.com/~lynn/subtopic.html#disk

I did an (internal-only) summary report of all the work and fixes
... and apparently because i included a passing mention of the MVS 15min
MTBF, it brought the full wrath of that organization down on my head.

bldg. 15 product test lab got a very early engineering model 3033.  The
303x channels were a six channel channel director ... which was
actually a repackaged 370/158 with the integrated channel microcode and
w/o the 370 instruction microcode. There would periodically be a problem
with the 3033 channel directors which required manual reset and re-IMPL
... somewhat similar to 3274. However, we found that if we did CLRCH
very quickly to all six channel addresses ... the channel director would
automatigically re-IMPL itself w/o manual intervention.

The downside was the 370/158 channels were just about the slowest of the
370 line ... even slower than the 148  4341. We got 4341 that with
slight tweak would run 3880/3380 3mbyte/sec transfer ...  which 158,
168, and none of the 303x would ever do.

Since testcell activity was heavy i/o bound and never used more than a
percent or two of the processor ... bldg.1415 also started using the
mainframes for more general online service. one monday morning I got a
call asking what i had done to the (3033) system over the weekend.  I
said nothing ... and eventually found that they had replaced a 3830
controller (supporting 16 3330 drives for online service) with 3880
controller. At the time, the 3880 was even much slower than what
eventually shipped ... and mentioned in this recent post about
3880 and 3090
http://www.garlic.com/~lynn/2011o.html#22 3270 archaeology

Fortunately, it was still six months before first customer ship ...  and
they were able to do a lot of tweaking of the 3880 microcode ... but
couldn't make all the problems go away ... because the internal
microprocessor was significantly slower than that used in 3830.

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Re: [DB2 z/OS] USER CATALOG - Rules of Thumb and best practices

2011-11-11 Thread Paul Peplinski
One exception to that would be if you intend to use system backup and system 
restore. Each subsystem needs two dedicated catalogs, BSDS, LOGS and ARCHLOGS 
in one, and all other stuff in another (at least that was the guidance given to 
us).

Paul

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Re: [DB2 z/OS] USER CATALOG - Rules of Thumb and best practices

2011-11-11 Thread Ted MacNEIL
Why?
--Original Message--
From: Paul Peplinski
Sender: IBM Mainframe Discussion List
To: IBM Mainframe Discussion List
ReplyTo: IBM Mainframe Discussion List
Subject: Re: [DB2 z/OS] USER CATALOG - Rules of Thumb and best practices
Sent: 11 Nov 2011 17:26

One exception to that would be if you intend to use system backup and system 
restore. Each subsystem needs two dedicated catalogs, BSDS, LOGS and ARCHLOGS 
in one, and all other stuff in another (at least that was the guidance given to 
us).

Paul

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-
Ted MacNEIL
eamacn...@yahoo.ca
Twitter: @TedMacNEIL

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Re: Data Areas?

2011-11-11 Thread Steve Horein
Thanks Mark,

Unfortunately, I'm not familiar with the term OCO.

Using a portion of your IPLINFO exec as an example:

CVTIXAVL = C2d(Storage(D2x(CVT+124),4))  /* point to IOCM  */
IOCIOVTP = C2d(Storage(D2x(CVTIXAVL+208),4)) /* pt to IOS Vect Tbl */
CDA  = C2d(Storage(D2x(IOCIOVTP+24),4))  /* point to CDA   */
IODF = Storage(D2X(CDA+32),44)   /* point to IODF name */

How/where did you find that CDA was at offset +24 of IOCIOVTP? And 
subsequently, that the IODF DSN was at offset +32 of CDA? Surely I'm missing 
some address maps?

Specific to the latest dead-end I'm encountering, one of the SMS guys I work 
with asked if there were a way to list esoterics *without* having access to 
HCD, or relying on a vendor product that could produce such a list. I was 
thinking with a bit of investigation, I could find it somewhere in storage 
using Rexx code similar to above.

Like I mentioned, IOVT/IOCIOVTP isn't the first address I've encountered that 
once I got there, I didn't know exactly what I was looking at! I do think the 
Data Area manuals are extremely helpful by noting the size and the different 
information contained, but I seem to hit a dead end.

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Re: Data Areas?

2011-11-11 Thread Bob Shannon
OCO: Object Code Only. It means that not all of the control blocks are 
externalized. (That means they are not documented).

Bob Shannon
Rocket Software 

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Re: TSO SCREENSIZE

2011-11-11 Thread Rick Fochtman
The 2260, controlled by a 2848 controller, was a separate family of 
displays. We used them at Michigan Tech under a system called RAX.


Rick
-
Ed Gould wrote:


Rick,

My memory is iffy here as well but I do remember that we had 12 x 80 screens but 
the model number was 2260. The screen was incredibly small. This was in the early 
1970#39;s.

Ed

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Re: TSO SCREENSIZE

2011-11-11 Thread Rick Fochtman

snip
There was also a 2250 in that timeframe, but I do not remember the size. 
We had one of each in Stuttgart, but could not use them because the 
request for the extra memory to be able to run the communications 
program was cut from the budget request. The general did not care about 
the system memory, just the CRTs.

---unsnip
IIRC, the 2250 was a vector-graphics tube requiring GAM to fully exploit.

Rick

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Re: Data Areas?

2011-11-11 Thread Steve Horein
I see. So while not impossible to make my own maps for reference, it
will/would be a tedious and time consuming effort. Thanks for the
explanation!

On Nov 11, 2011 5:07 PM, Bob Shannon bshan...@rocketsoftware.com wrote:

OCO: Object Code Only. It means that not all of the control blocks are
externalized. (That means they are not documented).

Bob Shannon
Rocket Software


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Re: Data Areas?

2011-11-11 Thread Gerhard Postpischil

On 11/11/2011 5:37 PM, Steve Horein wrote:

Unfortunately, I'm not familiar with the term OCO. Like I
mentioned, IOVT/IOCIOVTP isn't the first address I've
encountered that once I got there, I didn't know exactly what
I was looking at! I do think the Data Area manuals are
extremely helpful by noting the size and the different
information contained, but I seem to hit a dead end.


When IBM first released the System 360, all software was made 
available in source form, in addition to the normal 
distributions of object or load module format. When we ordered a 
new release of OS/360, we also ordered the optional source 
material tapes, and the matching microfiche. In addition, fixes 
were available both on tape, and their source on microfiche 
updates.


In the sixties, IBM was sued by Applied Data Research for 
distributing free software (purportedly) similar to what ADR 
wanted to sell (ROSCOE vs. IBM's CRBE/CRJE). The outcome was 
IBM's decision to charge for all software other than the base 
system. In the seventies, a company a friend of mine refers to 
as Jujitsu took the entire MVS system code, removed all 
copyright statements, removed all references to IBM, made some 
minor changes, and sold the resulting system with its own 
hardware. IBM's response, other than a court case, was to 
restrict all source code (other than HASP/JES2) from 
distribution, and to cease making the optional source and fiche 
available. They referred to this as Object Code Only (OCO). A 
result is a lack of needful information in manuals, as you 
noted. Some of us look through dumps, and trace execution flow, 
to figure out what is happening, but that's a gray area, as 
IBM's standard contracts prohibit reverse engineering.


Gerhard Postpischil
Bradford, VT

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Re: Data Areas?

2011-11-11 Thread Tony Harminc
On 11 November 2011 19:56, Steve Horein steve.hor...@gmail.com wrote:
 I see. So while not impossible to make my own maps for reference, it
 will/would be a tedious and time consuming effort. Thanks for the explanation!

It can be so, but it can also be educational and even at times, fun.
Ordinarily it is unwise to build anything that matters on a base of
undocumented and unsupported control blocks, but there are times when
you just really need to know.

One popular source (heh) for otherwise undocumented control block
information is the mappings supplied for use by IPCS. These are in
SYS1.MIGLIB (and possibly other places for some products), and the
format is described in the IPCS Customization book. Well, there are at
least two kinds of things in this dataset: executable routines of
various sorts, and control block models defined using the BLS...
macros described in the book. While I don't suggest trying to
reverse-engineer any programs you may find, you can use IPCS itself to
invoke the control block models using the CBF command. Many of these
are invoked for you when you run component analysis (option 2.6), or
the supplied VERBEXIT commands, and even the output from these
analyses often provides useful information.

In many cases you can use CBF to format an area of storage that is not
the real thing, e.g. is just a piece of your own private area, using
a formatting module with a name suggested by the component prefix you
are interested in. Obviously the content of the output will be largely
meaningless, but the field names may be useful to know.

Need I repeat the warning to avoid relying on anything you may
discover for any sort of production use, or indeed anything beyond
satisfying your own curiosity?

Tony H.

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Re: Notification at file update (state of art)

2011-11-11 Thread Donald Likens
MEAS from Infosec Inc. currently monitors file update activity (SMF 015 
records). It could be easily updated to monitor scratch/rename SMF activities. 
MEAS is design to pass these events to SIEM or logger systems that can be used 
to send email or other real time notification systems but it could simply log 
this activity in a file as well.

If you want to write this code yourself, I suggest SMF activity is the way to 
go.

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Re: Data Areas?

2011-11-11 Thread Steve Horein
Thanks for the tip! I did pass along the IPCS command LISTEDT DETAIL to the
DASD guy the other day, but I'm not sure if that was a usable solution.

On Nov 11, 2011 9:41 PM, Tony Harminc t...@harminc.net wrote:

On 11 November 2011 19:56, Steve Horein steve.hor...@gmail.com wrote:
 I see. So while not imposs...
It can be so, but it can also be educational and even at times, fun.
Ordinarily it is unwise to build anything that matters on a base of
undocumented and unsupported control blocks, but there are times when
you just really need to know.

One popular source (heh) for otherwise undocumented control block
information is the mappings supplied for use by IPCS. These are in
SYS1.MIGLIB (and possibly other places for some products), and the
format is described in the IPCS Customization book. Well, there are at
least two kinds of things in this dataset: executable routines of
various sorts, and control block models defined using the BLS...
macros described in the book. While I don't suggest trying to
reverse-engineer any programs you may find, you can use IPCS itself to
invoke the control block models using the CBF command. Many of these
are invoked for you when you run component analysis (option 2.6), or
the supplied VERBEXIT commands, and even the output from these
analyses often provides useful information.

In many cases you can use CBF to format an area of storage that is not
the real thing, e.g. is just a piece of your own private area, using
a formatting module with a name suggested by the component prefix you
are interested in. Obviously the content of the output will be largely
meaningless, but the field names may be useful to know.

Need I repeat the warning to avoid relying on anything you may
discover for any sort of production use, or indeed anything beyond
satisfying your own curiosity?

Tony H.

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Re: ZNALC Option for LICENSE Parameter

2011-11-11 Thread Timothy Sipples
Walter Marguccio writes:
under zNALC you can have as many TSO users as you like.

That's a technical capability, but one could easily imagine that as many
TSO users as you like would be inconsistent with your license agreement.


Timothy Sipples
Resident Enterprise Architect (Based in Singapore)
E-Mail: timothy.sipp...@us.ibm.com

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