Very useful post.
--
Peter Hunkeler
CREDIT SUISSE
-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On
Behalf Of Anton Britz
Sent: Thursday, November 20, 2008 5:09 PM
To: IBM-MAIN@BAMA.UA.EDU
Subject: Re: Allocated Dataset Question
Howard,
Have you got
On Fri, 21 Nov 2008 03:51:43 +0100, Lindy Mayfield
[EMAIL PROTECTED] wrote:
My favorite bit is from the CS-468 course syllabus.
http://www.cs.niu.edu/~rrannie/syl468S7.html
In this course programming will be carried out under a number of rules
that, if you have not already discerned them, are
I put that excerpt from the syllabus on The Mainframe Blog, Lindy. Thank
you so much for sharing that. I laughed out loud.
http://mainframe.typepad.com
- - - - -
Timothy Sipples
IBM Consulting Enterprise Software Architect
Based in Tokyo, Serving IBM Japan / Asia-Pacific
E-Mail: [EMAIL
On Fri, 21 Nov 2008 19:29:43 +0900, Timothy Sipples
[EMAIL PROTECTED] wrote:
http://www-03.ibm.com/press/us/en/pressrelease/26129.wss
One notable quote from the press release:
For System z: In less than one year, IBM has migrated more than 150
customers worldwide from competitive systems to IBM
http://www-03.ibm.com/press/us/en/pressrelease/26129.wss
One notable quote from the press release:
For System z: In less than one year, IBM has migrated more than 150
customers worldwide from competitive systems to IBM mainframes in
industries such as Distribution, Financial Services, General
Greetings,
I noticed this in the z/OS 1.10 Migration manual.
From the doc side, at least for OBTAIN CAMLST, it has said that a 140 byte
return area has been needed going back at least to the OS/390 2.10 manuals.
That being said, has anyone encountered any issues releated to this on z/OS
1.10?
In [EMAIL PROTECTED], on 11/20/2008
at 02:01 PM, Eric Bielefeld [EMAIL PROTECTED] said:
Comments: cc: Shmuel Metz (Seymour J.) [EMAIL PROTECTED]
To: IBM-MAIN@BAMA.UA.EDU
Please don't do that; semd to me or to the list, but not to both.
--
Shmuel (Seymour J.) Metz, SysProg and JOAT
In [EMAIL PROTECTED], on 11/20/2008
at 03:09 PM, Paul Gilmartin [EMAIL PROTECTED] said:
It's possible he meant OMVS. It's likely he'll protest my
second-guessing his intent.
Actually, you're right. Will the OMVS command tolerate a change in screen
geometry?
--
Shmuel (Seymour J.)
If one installs z/VM solely for use as a Linux hypervisor, would
there
be a need for RSCS?
Maybe. There is certainly a need to perform maintenance to the z/VM
system
as well as administrative functions such as creating virtual machines.
Hmmm RSCS seems to have come a long way since I
-Original Message-
From: IBM Mainframe Discussion List On Behalf Of Lindy Mayfield
While searching for CCW command codes (x'08' actually) I ran across
this page of a computer science professor at Northern Illinois
University. It seems they are learning some serious mainframe.
I really need to get back to SHARE, it's been years since I've helped Dr.
Rannie carry the paddles. Reading the syllabus got me wondering how I would
have done as a student in his courses ;-)
Chase, John [EMAIL PROTECTED] 11/21/08 8:08 AM
If you go to a SHARE conference, you can meet Dr.
For those of you who are interested in helping this effort there is an
group working on generating interest in large scale computing courses in
the University community. Many Universities and businesses are involved
already. If you are interested in helping this effort you can join the
Enterprise
My first impression of your saga was life is too short to try to
repair a CSI one RBA at a time. Of course, my impression was
colored by the fact that I have no idea how to even think about
repairing a CSI one RBA at a time.
I would think you could simply connect your existing target and
But the intent of my question was whether one could just purchase
the standard RACF/VM license and then run it on z/VM on an IFL,
or does one have to obtain special dispensation from IBM to run
RACF/VM on an IFL, as was stated for RSCS?
It's not clear to me if everyone understands that the
An approach that has been taken in this shop is to place steps that execute a
program named BLOWUP after each step that must achieve a specific return
code for any of the following steps to execute. Each BLOWUP step checks the
return code of the immediately previous step. Depending on who is
As Jon mentions in his recent post, Marist College is working on
revitalizing undergraduate education with Enterprise Systems content under
a grant received from the National Science Foundation. If you or someone
from your organization wants to get involved, see http://ecc.marist.edu
Marist
Hello,
Thanks to everyone in advance for your help.
We are running z/OS 1.8 and considering upgrading to z/OS 1.10 by skipping z/OS
1.9 and I have a few questions for the group.
1. Are many people going from 1.8 to 1.10 skipping 1.9?
2. If so, are you finding there are problems skipping
Just a warning.
We just had a problem with some vendor's assembler code running on z/OS 1.10.
In short, GETMAIN no longer initializes the GETMAINed area to hex zeroes. There
will be residual data in the GETMAINed area, so, if someone was a lazy coder
and didn't initialize their fields you could
-Original Message-
From: IBM Mainframe Discussion List On Behalf Of Shmuel Metz (Seymour
J.)
In [EMAIL PROTECTED], on 11/20/2008
at 03:09 PM, Paul Gilmartin [EMAIL PROTECTED] said:
It's possible he meant OMVS. It's likely he'll protest my
second-guessing his intent.
Kurt Eastwood wrote:
Hello,
Thanks to everyone in advance for your help.
We are running z/OS 1.8 and considering upgrading to z/OS 1.10 by skipping z/OS 1.9 and I have a few questions for the group.
1. Are many people going from 1.8 to 1.10 skipping 1.9?
2. If so, are you finding there
You might want to download Marna's 3 part share presentation on z/OS V1.10. It
will have lots of good information on going from different releases to 1.10 as
well as what you need to look out for.
If you cannot download it let me know.
I have found that putting on all the compatibility maint
On Fri, 21 Nov 2008 08:41:56 -0600, Jeff Holst [EMAIL PROTECTED] wrote:
An approach that has been taken in this shop is to place steps that execute a
program named BLOWUP after each step that must achieve a specific return
code for any of the following steps to execute. Each BLOWUP step checks
But the intent of my question was whether one could just purchase the
standard RACF/VM license and then run it on z/VM on an IFL, or does
one have to obtain special dispensation from IBM to run RACF/VM on an
IFL, as was stated for RSCS?
No. RACF for z/VM is considered part of the
-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On
Behalf Of Veilleux, Jon L
Sent: Friday, November 21, 2008 9:26 AM
To: IBM-MAIN@bama.ua.edu
Subject: Re: z/OS upgrade
Just a warning.
We just had a problem with some vendor's assembler code running on z/OS
Jon,
GTEMAIN or STORAGE OBTAIN has never initialized the area obtained to
binary zeroes, the exception being is if CHECKZERO is specified, the
system will let you know that the storage has been cleared to zeros via
a special return code. There is nothing in the changes summary in
documenting
Lizette,
Where do I download Marna's 3 part share presentation?
Thanks,
Kurt
--- On Fri, 11/21/08, Lizette Koehler [EMAIL PROTECTED] wrote:
From: Lizette Koehler [EMAIL PROTECTED]
Subject: Re: z/OS upgrade
To: IBM-MAIN@bama.ua.edu
Date: Friday, November 21, 2008, 3:38 PM
You might want to
You can get them off the share website for the San Jose Conference
Marna Walle does a great job on these presentations. There are 3 separate
presentations to cover everything.
Lizette
Lizette,
Where do I download Marna's 3 part share presentation?
Thanks,
Kurt
--- On Fri, 11/21/08,
GTEMAIN or STORAGE OBTAIN has never initialized the area obtained to binary
zeroes, the exception being is if CHECKZERO is specified
Not exactly true. Storage is initialized to zeros when:
- 8192 bytes or more from a pageable, private storage subpool.
- 4096 bytes or more from a pageable,
We went from 1.7 to 1.9 the biggest problem we had was the key 8 CSA security
issue with OEM code. We had to turn it off the key 8 protection because we had
vendor code that had not coded for this change.
Regards
Otto Schumacher
Technical Support, CICS
EDS, an HP Company
Ahold Account
2000
GETMAIN has never cleared storage. STORAGE OBTAIN will clear storage to hex
ZEROS ONLY for a 8k or larger request, or a 4k or larger with BNDRY=PAGE.
This behavior has been constant for all releases of MVS/ESA, OS/390 and z/OS
I have worked with since STORAGE was introduced.
Wayne Driscoll
To all,
I appreciate all the comments I have received so far, thank you all. I do want
to add a bit more info to my request for help.
I have supported 3rd party products for several years but have never upgraded
z/OS.
1. Is there any good documentation, that is easy to follow, that would
While Dr Rannie is still a dedicated and enthusiastic bearer of the paddles
at SHARE, I find it poignant and touching that actual physical custody of
them has passed to the zNextGen Project managed by Kristine (Harper) Neely.
The symbolism bodes well for our community.
.
.
JO.Skip Robinson
On Fri, 21 Nov 2008 10:53:40 -0600, Wayne Driscoll wrote:
GETMAIN has never cleared storage. STORAGE OBTAIN will clear storage to hex
ZEROS ONLY for a 8k or larger request, or a 4k or larger with BNDRY=PAGE.
This behavior has been constant for all releases of MVS/ESA, OS/390 and z/OS
I have
On Fri, 21 Nov 2008 09:04:43 -0800, Skip Robinson [EMAIL PROTECTED]
wrote:
While Dr Rannie is still a dedicated and enthusiastic bearer of the paddles
at SHARE, I find it poignant and touching that actual physical custody of
them has passed to the zNextGen Project managed by Kristine (Harper)
We do the same thing. If anyone knows how to make the change without
sitting idle for an hour we'd like to know that also.
Tom Kelman
Enterprise Capacity Planner
Commerce Bank of Kansas City
(816) 760-7632
-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL
I stand corrected. I guess it has been so long since I have coded a
GETMAIN, I forgot that both services (STORAGE and GETMAIN) do clear storage
in the same cases.
Wayne Driscoll
-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On Behalf
Of Tom Marchant
-Original Message-
From: IBM Mainframe Discussion List On Behalf Of Bruno Sugliani
On Fri, 21 Nov 2008 09:04:43 -0800, Skip Robinson wrote:
While Dr Rannie is still a dedicated and enthusiastic bearer of the
paddles
at SHARE, I find it poignant and touching that actual physical
I wouldn't call them ordinary, but they certainly are real paddles. They are
a nice addition to the décor (and weaponry) in my office, especially in the
very nice custom box that John Eells hand-crafted for us. If anyone wants
photos of the paddles, please let me know I can send one to you.
Probably the best book to use is the ServerPac: Installing Your Order book
that comes with the ServerPac order. Its not a book for beginners, but it is a
step by step book that tells you what to do each step of the way. Also, the
Planning for Installation book for your release should be read
Um, Kristine, you DO realize that as tall as I am (in your particular
case) may be misleading, right? :-)
Cheers,,,Steve
Steve Conway
Lead Systems Programmer
Information Systems Services Division
Computer Network Operations
Phone: (703) 450-3156
Fax:(703) 450-3197
Kristine
Wayne, I ran a test on both z/OS 1.9 and z/OS 1.10 using the following code and
on 1.9 the area was initialized to zeroes and on 1.10 it wasn't:
L R6,=F'1000'
GETMAIN R,LV=(6)
LTR
Darn Steve, you beat me to that comment...
Wayne Driscoll
Product Developer
NOTE: All opinions are strictly my own.
-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On Behalf
Of Steven Conway
Sent: Friday, November 21, 2008 11:37 AM
To:
On Fri, 21 Nov 2008 11:24:30 -0600, Chase, John [EMAIL PROTECTED] wrote:
They are just ordinary canoe paddles.
To understand what they represent, you need to be familiar with the
(American?) expression, Up the creek without a paddle, along with some
history that I'll leave to the real old-timers
snip
Not so fast. It isn't quite that simple.
The problem is virtual storage allocation has changed with V1R10. Rather
than starting at the top of a page and working down until you have to
actually get a new page, GETMAIN/STORAGE allocations start at the bottom
of a page and work up. This
Jon,
If you are trying to infer a difference in GETMAIN behavior here, this
test does not do that. I'm fairly certain that in the 1.10 case, the
storage was obtained from an existing page, and thus was not cleared.
Depending on the storage layout, this could happen in 1.9 as well. If
you change
Veilleux, Jon L wrote:
Wayne, I ran a test on both z/OS 1.9 and z/OS 1.10 using the following code and
on 1.9 the area was initialized to zeroes and on 1.10 it wasn't:
The rules Wayne stated are correct.
Just because the operating system doesn't guarantee the storage is
zeros, doesn't
Edward Jaffe wrote:
The rules Wayne stated are correct.
Sorry. I mis-read Wayne's assertion. He was stating that GETMAIN and
STORAGE behaved differently. They don't.
The rest of what I wrote below is accurate ...
Just because the operating system doesn't guarantee the storage is
zeros,
On Fri, 21 Nov 2008 07:56:01 -0400, Shmuel Metz (Seymour J.) wrote:
Actually, you're right. Will the OMVS command tolerate a change in screen
geometry?
Only if your definition of tolerate embraces a badly garbled
screen display.
Same applies to SDSF.
Interesting:
o With Peter DiCamillo's X
That was my test, I just didn't put all the code in my sample. The first
getmain put 100 x's into the area and then freemained it. The second
getmain was at the same address but on 1.9 it was zeroed out and on 1.10
it wasn't.
Jon L. Veilleux
[EMAIL PROTECTED]
(860) 636-2683
-Original
Tom Harper wrote:
If you are trying to infer a difference in GETMAIN behavior here, this
test does not do that. I'm fairly certain that in the 1.10 case, the
storage was obtained from an existing page, and thus was not cleared.
Depending on the storage layout, this could happen in 1.9 as well.
On Fri, 21 Nov 2008 12:46:14 -0500, Veilleux, Jon L [EMAIL PROTECTED]
wrote:
Wayne, I ran a test on both z/OS 1.9 and z/OS 1.10 using the following code
and on 1.9 the area was initialized to zeroes and on 1.10 it wasn't:
L R6,=F'1000'
GETMAIN R,LV=(6)
LTR
Where did you find the NUCLABEL ENABLE(IGVGPVTN) parameter? I don't see
that in any 1.10 document.
Jon L. Veilleux
[EMAIL PROTECTED]
(860) 636-2683
-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On
Behalf Of Edward Jaffe
Sent: Friday, November 21,
I'm not saying that I agree that GETMAIN should initialize the storage.
I am just saying that the way storage is handled has changed in z/OS
1.10 and it bit us in vendor code. As I said earlier, programming 101
says that you should initialize any area you plan on using so, if the
program was coded
Veilleux, Jon L wrote:
I'm not saying that I agree that GETMAIN should initialize the storage.
I am just saying that the way storage is handled has changed in z/OS
1.10 and it bit us in vendor code. As I said earlier, programming 101
says that you should initialize any area you plan on using so,
Kristine Neely wrote:
box that John Eells hand-crafted for us. If anyone wants
photos of the paddles, please let me know I can send one to
you. I think they are as tall as I am.
Those sound like big photos g
The photo I'd really like to see is the one from a seventies
SHARE held in
Ed, thanks much for your responses. I notice that NUCLABEL
ENABLE(IGVGPVTN)is not documented in Init and Tuning for z/OS 1.10,
however, I will be reading up on the traps.
Thanks,
Jon
Jon L. Veilleux
[EMAIL PROTECTED]
(860) 636-2683
-Original Message-
From: IBM Mainframe Discussion
On 21 Nov 2008 06:49:07 -0800, [EMAIL PROTECTED] (Jeff Holst)
wrote:
An approach that has been taken in this shop is to place steps that execute a
program named BLOWUP after each step that must achieve a specific return
code for any of the following steps to execute. Each BLOWUP step checks the
Session abstract from SHARE might give you a glimpse of what the project
was about.
In this session, the speaker will moderate as various founders of the
OS/MVTMFT
Project, which came into being at the Denver SHARE in Spring of 1973,
and other mature individuals tell stories of the project, the
Jon,
What I meant was two consecutive GETMAINS, followed by a FREEMAIN,
followed by a GETMAIN.
However, the point is, the vendor's code was at risk before the change
in operating systems. They were just lucky before. Like Ed said, they
should have been testing with options to detect this. The
That gives me the x's in the third getmain which comes after the
freemain. What I don't understand is why, when allocating from the
bottom up, getmain uses the same storage for getmains after a free, but
from the top down it uses different storage, I would think that it would
reuse the freed up
We shutdown TMON-DB2, TMON-CICS and RMF down for an hour. At 2:00 we set
the time back to 1:00 and keep running. We do issue the RESET command in
the running CICS regions.
We do not stop anything else we just keep running.
We also change the TIMEZONE so when we did do the next IPL the clock
will
Veilleux, Jon L wrote:
Ed, thanks much for your responses. I notice that NUCLABEL
ENABLE(IGVGPVTN)is not documented in Init and Tuning for z/OS 1.10,
however, I will be reading up on the traps.
The TRAPs probably aren't documented either. I believe Bob Shannon
described them in a SHARE Bit
IBM Mainframe Discussion List IBM-MAIN@bama.ua.edu wrote on 11/21/2008
01:40:45 PM:
I'm not saying that I agree that GETMAIN should initialize the storage.
I am just saying that the way storage is handled has changed in z/OS
1.10 and it bit us in vendor code. As I said earlier, programming
Yep I remember this presentation. Based on this I add some code to
SHOWzOS to display those DIAG settings, with help from Jim Mulder, long
before D DIAG command was born
Roland
Veilleux, Jon L wrote:
Ed, thanks much for your responses. I notice that NUCLABEL
ENABLE(IGVGPVTN)is not documented
There is a variety of confusion. Sorry I've been away for so long. Real Life.
Disclaimer:
I am not a lawyer and am not dispensing legal advice. Rather, I am giving
my observation of, at the practical level, How The System Works.
Hardware:
While you may own the machine outright, you do not
Does anyone have a procedure that they use to input foreign tapes into a
TS3500 library? We have tapes that were used at a DR test and want to read
them at home. Currently CA-1 sees the volser's as SCRATCH tapes and no
DSN (that is it is HEXZEROs). We are afraid if they are injected to the
We are begining our testing of z/OS 1.8. We have 1.6 in production
with Oracle 8i working. When we bring up Oracle 8i on the test system,
we get an S0C4 abend when it goes to mount the first database.
Another view of this problem is an Oracle message error 4123
detected in background process.
snip
input foreign tapes into a TS3500 library
unsnip
If you're simply worried about TMS, then just tell TMS, via JCL, that they
are foreign tapes. You'll get a TMS WTOR when you open the tape but that's
it.
Jack Kelly
202-502-2390 (Office)
In the next few weeks a net beta for SHOWzOS will be available. The zHPF
feature and alternate subchannel stuff is still not tested/verified but in
progress. After this test I'll deliver this version hopefully before X-Mas.
Currently changes
*$718
AFAIK there is no reason to shut down at the time change. The only
exception would be if your applications use local time (eg. Time stamps
in data files) that could cause grief. We keep a few of our production
CICS AORs down for this reason but leave our test UAT regions up to
hopefully catch
I needed a job for production to run to delete a file (CA-7 determines
whether to run this after a FTP).
So my test JCL looks like this (after the job card):
/*ROUTE PRINT R0010
//TEBP01EXEC TEBP,
//
Mr. Brazee, doesn't your proc need a PROC statement?
s
-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On
Behalf Of Howard Brazee
Sent: Friday, November 21, 2008 4:37 PM
To: IBM-MAIN@bama.ua.edu
Subject: Simple IEFBR14 proc
I needed a job for
Code this at the top of the proc
//TEBP PROC USER1=NULLFILE
And remove the other USER=NULLFILE card.
-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On
Behalf Of Howard Brazee
Sent: Friday, November 21, 2008 3:37 PM
To: IBM-MAIN@bama.ua.edu
Subject:
Howard Brazee wrote:
I needed a job for production to run to delete a file (CA-7 determines
whether to run this after a FTP).
So my test JCL looks like this (after the job card):
/*ROUTE PRINT R0010
//TEBP01EXEC TEBP,
On 21 Nov 2008 13:42:51 -0800, [EMAIL PROTECTED]
(Stone, Sandy) wrote:
Mr. Brazee, doesn't your proc need a PROC statement?
Oops. I wonder how many procs I have written in my sleep.
--
For IBM-MAIN subscribe / signoff /
I am glad someone noticed the curriculum at NIU. I graduated from NIU back in
2002 and was fortunate to take Sys Prog class under Dr. Rannie. We built
what we called a Student Operating system.Some of the things we did in the
couse was to write our own SVC's, FLIH's, and Channel Programs. It
That figures.
Just installed the current one
-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On
Behalf Of Roland Schiradin
Sent: Friday, November 21, 2008 3:21 PM
To: IBM-MAIN@bama.ua.edu
Subject: SHOWzOS
In the next few weeks a net beta for SHOWzOS will
On Fri, 21 Nov 2008 13:46:59 -0600, Hale, Bob wrote:
We shutdown TMON-DB2, TMON-CICS and RMF down for an hour. At 2:00 we set
the time back to 1:00 and keep running. We do issue the RESET command in
the running CICS regions.
We do not stop anything else we just keep running.
We also change the
You assume correct, we don't have Sysplex Timer
Bob
-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On
Behalf Of Paul Gilmartin
Sent: Friday, November 21, 2008 4:28 PM
To: IBM-MAIN@bama.ua.edu
Subject: Re: FALL BACK TIME CHANGE EST
On Fri, 21 Nov 2008
On Fri, 21 Nov 2008 08:56:18 -0800, Kurt Eastwood [EMAIL PROTECTED] wrote:
To all,
I appreciate all the comments I have received so far, thank you all.
I do want to add a bit more info to my request for help.
I have supported 3rd party products for several years but have
never upgraded
Looking at startio makes more sense now after I've gotten hold an S/370 Princ.
Op book. If I understand, one uses startio for low level communications with
I/O devices. And if I want to go lower I can use instructions like SSCH.
(Thanks again Bill F. for the code)
But there is one part I am
Lindy Mayfield wrote:
like help with. How would one via z/OS software make z/OS
think that there is an I/O device attached to a particular
channel? In other words, I run some software that makes z/OS
think it is a device and then intercept all channel commands
to that device. So far
At Share in Austin, Dr. Rannie will present session 3109, A SHARE'd History of
SHARE: The Journey, the People and the Paddles. I attended his session in San
Jose. It was great! Don't miss it.
Michael Stack, also formerly with NIU, will be presenting his Assembler Boot
Camp again at Austin.
Lindy Mayfield wrote:
Looking at startio makes more sense now after I've gotten hold an S/370 Princ.
Op book. If I understand, one uses startio for low level communications with
I/O devices. And if I want to go lower I can use instructions like SSCH.
(Thanks again Bill F. for the code)
Lindy,
What are you trying to do ?
The BIG picture... not the story of trying to be a Virtual Device in zOS
because there is other ways of doing the same thing, that will cost you much
less effort ex. Creating your own Sub-system , with all open/clean IBM api's
and examples on the Share tape.
Well, this was one of the first IBM related things that popped up in Google:
http://www.freepatentsonline.com/6453277.html
A method and system of emulating an input/output (I/O) device in a mainframe
environment. A started task executing as part of the operating system gains
control of I/O
How this can be a patent I don't understand. I thought patents were for
inventions, and copyrights were for software.
Software patents do exist.
Some are considered inventions.
As a matter oif fact, parts of the open sores community is trying to get
software patents disallowed.
-
Too busy
I am trying to understand how things work.
I looked at a product (advertised on IBM-Main) that created a virtual DASD
which redirected the I/O to a PC file. Cute. I asked the designer of said
software how he did the virtual part of it. Answer from the developer: STARTIO.
After looking at
I do not get it ... understand how things work ?
What is your overall objective ?
Are you trying to write an Operating System or are you just trying to
ask an intelligent question on an IBM email list because the SAS
institute does not know what to do with you.
Anton
Lindy Mayfield
In a message dated 11/21/2008 5:40:02 P.M. Central Standard Time,
[EMAIL PROTECTED] writes:
How would one via z/OS software make z/OS think that there is an I/O device
attached to a particular channel?
The way z/OS itself attaches a device to a particular channel is with the
Modify
I find this patent intriguing. The sources cited at the very bottom of the
URL all point to CNT, the major league channel extender company. We ran our
initial XRC mirroring for several years over CNT, but this patent does not
describe what I've always understood to be 'classic CNT' technology.
In a message dated 11/21/2008 6:24:02 P.M. Central Standard Time,
[EMAIL PROTECTED] writes:
Well, this was one of the first IBM related things that popped up in Google:
_http://www.freepatentsonline.com/6453277.html_
(http://www.freepatentsonline.com/6453277.html)
Be careful when
Lay back some Anton, Lindy is trying to learn. I wish I had the time
and resources he does to have such fun.
I just started following some of the Herc lists again. It's been
informative to say the least.
Dave Gibney
Information Technology Services
Washington State Univsersity
-Original
In a message dated 11/21/2008 6:26:45 P.M. Central Standard Time,
[EMAIL PROTECTED] writes:
and after looking at the S/370 books I see the SIO x'9C' instruction which
made me think about STARTIO again.
On a S/370, the machine instruction SIO (x'9C') was named Start I/O. It was
a
The following message is a courtesy copy of an article
that has been posted to bit.listserv.ibm-main as well.
[EMAIL PROTECTED] (, IBM Mainframe Discussion List) writes:
The way z/OS itself attaches a device to a particular channel is with the
Modify Subchannel (MSCH) instruction. This
The following message is a courtesy copy of an article
that has been posted to bit.listserv.ibm-main as well.
re:
http://www.garlic.com/~lynn/2008q.html#33 Startio Question
... oh ... recent post
http://www.garlic.com/~lynn/2008p.html#50
with copy of old email
[EMAIL PROTECTED] (Skip Robinson) writes:
At some point in the late 90s, NSC got sold to CNT, its former arch rival
whose core technology was entirely different. It looks as if CNT filed this
patent for RDS technology that had been commercially available for 15 years
from a different vendor.
I don't think it matters much to HSM, but I have always tried to keep the
number of spill volumes very low, (if any at all). Sorry I can't provide
better information on this, and I think I should know this one, but I can't
find anything that says it's a bad thing to do, it just feels bad to me.
I am out of the office until 12/01/2008.
I am enjoying my pigs and time with my family. I will respond to your
message when I return. If you need immediate assistance, please contact
Pete Kohler.
You will receive this message only once.
Note: This is an automated response to your message
I will be out of the office starting 21 Nov 2008 and will not return until
8 Dec 2008.
For urgent matter, please contact my teammate James Lai at 3663-8603, Lotus
note :-
James C P LAI/HTSA/HSBC
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