But if I TSOEXEC CALL the Cobol I/O routine, will it retain the context
between calls? Won't the DCBs and ACBs and working storage be reinitialized
on every call?
בתאריך יום ה׳, 7 במרץ 2019, 02:34, מאת Walt Farrell :
> On Wed, 6 Mar 2019 19:29:05 +0200, Steff Gladstone <
> steff.gladst...@gmail.
On 3/6/19 10:32 AM, Paul Gilmartin wrote:
> On Wed, 6 Mar 2019 08:36:23 +, Sean Gleann wrote:
>> Up until reading the doc regarding ALLOCxx, I was unaware that "...Primary
>> space may be acquired in up to 5 extents" and that was the root cause of
>> the problem report that I was given. That do
OK. What runs 250 times slower than a LG instruction?
Chris Blaicher
Technical Architect
Syncsort, Inc.
-Original Message-
From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU] On Behalf
Of Ed Jaffe
Sent: Thursday, March 7, 2019 1:38 AM
To: IBM-MAIN@LISTSERV.UA.EDU
Sub
On Thu, 7 Mar 2019 17:01:36 +1100, Matthew Donald wrote:
>If the operand is in a CF
>storage structure which is part of a GDPS Plex then access may take
>hundreds of thousands of clocks.
What instruction can reference an operand in a CF structure?
--
Tom Marchant
--
Anyone remember the old EXEC 2 source (Chris Stephenson), which included
comments like "Do this while R3 settles"? Those days are very long gone!
--
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The most perverse way to zero a register I've been able to come up with is
JCTG Rx,*. Bad luck if it already is zero.
sas
On Thu, Mar 7, 2019 at 12:38 AM Ed Jaffe
wrote:
>
> ...Which would you use? (A silly
> example since no sane person would think to use a multiply to load a
> zero... LOL)
On Thu, 7 Mar 2019 11:32:54 -0500, Phil Smith III wrote:
>Anyone remember the old EXEC 2 source (Chris Stephenson), which included
>comments like "Do this while R3 settles"? Those days are very long gone!
>
Was that merely for performance or to circumvent an actual hardware bug?
The original CDC
It's not Friday yet, but I need to know: what does this mean?
.
.
J.O.Skip Robinson
Southern California Edison Company
Electric Dragon Team Paddler
SHARE MVS Program Co-Manager
323-715-0595 Mobile
626-543-6132 Office ⇐=== NEW
robin...@sce.com
-Original Message-
From: IBM Mainframe Discu
On Thu, 7 Mar 2019 17:23:37 +, Jesse 1 Robinson wrote:
>It's not Friday yet, but I need to know: what does this mean?
>
Either you didn't read the thread from the beginning or:
https://en.wikipedia.org/wiki/Lightbulb_joke
Programmers? Don't ask them; that's a hardware problem.
>-Or
Hi
I am in process of reapplying a a product base FMID with SMPE control card
Keyword REDO. I understand to APPLY REDO I also have to select all the PTF
which were already applied to the target zone .
The challenge is i have close to 3k PTF which I have apply along with the
base FMID.
Is there a
How about GROUPEXTEND (GEXT)?
On 2019-03-07 13:08, Jake Anderson wrote:
> Hi
>
> I am in process of reapplying a a product base FMID with SMPE control card
> Keyword REDO. I understand to APPLY REDO I also have to select all the PTF
> which were already applied to the target zone .
>
> The challen
If it were me, I'd apply the base FMID by itself, and accept it, then apply the
PTF's on top of that, and only accept those after all testing is completed, or
just prior to next round of IPL's.
The problem with applying all at once, is that you have nothing to fall back on
with SMPE restore.
_
GEXT was already specified
Actually I am doing REDO of base and just APPLY on top of already applied
FMID fails with the message ID : GIM50202E
On Thu, 7 Mar, 2019, 10:17 PM Jousma, David, <
01a0403c5dc1-dmarc-requ...@listserv.ua.edu> wrote:
> If it were me, I'd apply the base FMID by itself
Whoops typo. I meant to say accept it prior to the next round of maintenance.
_
Dave Jousma
Mainframe Engineering, Assistant Vice President
david.jou...@53.com
1830 East Paris, Grand Rapids, MI 49546 MD RSCB2H
p 616.653.8429
f 616.6
Hello list.
After discussing with Gary P. I submitted:
http://www.ibm.com/developerworks/rfe/execute?use_case=viewRfe&CR_ID=130689
with headline of: Enhance JES2 to support compression of dynamic PDS PROCLIBs
Please review and provide your vote to help get the JES3 function added to JES2.
In th
Hi,
One of my developers (Peter Morrison) is working
on some code to allow z/XDC a more refined and
accurate view of the structure of virtual storage
than it currently has. (24-bit, 31-bit and 64-bit
CSAs, private areas, Java work area, and the
like). In particular, we cannot see how a progr
I've lost track of the original problem description, especially the motivation
for this effort. The easiest way to encompass all of the sysmods belonging to
an FMID is "FORFMID()". This would cover the PTFs. The SMP/E message says this.
"The indicated SYSMOD has already been applied or accepted,
Why do the service APPLY so quickly. IMHO it's best to onlyinstall the older
service plus HIPER.
--
Shmuel (Seymour J.) Metz
http://mason.gmu.edu/~smetz3
From: IBM Mainframe Discussion List on behalf of
Jousma, David <01a0403c5dc1-dmarc-requ...@lis
PLO? MVCL?
Or do you mean specifically a slow instruction to zero a register?
--
Shmuel (Seymour J.) Metz
http://mason.gmu.edu/~smetz3
From: IBM Mainframe Discussion List on behalf of
Christopher Y. Blaicher
Sent: Thursday, March 7, 2019 10:34 AM
To:
On Thu, 7 Mar 2019 18:12:56 +, David Spiegel wrote:
>How about GROUPEXTEND (GEXT)?
Nope.
"If GROUP or GROUPEXTEND is also specified, REDO does not reapply SYSMODs
included by the GROUP or GROUPEXTEND operand. It processes only SYSMODs
specified on the SELECT operand."
--
Tom Marchant
>
On Thu, 7 Mar 2019 18:35:37 +, Jesse 1 Robinson wrote:
>The easiest way to encompass all of the sysmods belonging to an FMID is
>"FORFMID()". This would cover the PTFs. The SMP/E message says this.
I could be wrong, but I think that REDO only applies to the sysmods that are
specified on the
Looking at implementing a parallel Sysplex primarily to support CICS
regions that need to be up on more than one LPAR.
But some of the regions are not Sysplex compliant so we'll run them on one
LPAR only.
But we have a number of batch jobs that calls CICS transactions in those
regions and we are
On Thu, 7 Mar 2019 22:08:30 +0400, Jake Anderson wrote:
>I am in process of reapplying a a product base FMID with SMPE control card
>Keyword REDO.
Why do you want to do that?
>I understand to APPLY REDO I also have to select all the PTF
>which were already applied to the target zone .
>
>The ch
An instruction is a unit of operation in whatever ISA you're writing in. The
implementation is irrelevant.
MIPS never made sense.
--
Shmuel (Seymour J.) Metz
http://mason.gmu.edu/~smetz3
From: IBM Mainframe Discussion List on behalf of
Vernooij, Kees
On Thu, 7 Mar 2019 12:32:36 -0600, Bruce Schaefer wrote:
>Hello list.
>After discussing with Gary P. I submitted:
>http://www.ibm.com/developerworks/rfe/execute?use_case=viewRfe&CR_ID=130689
>with headline of: Enhance JES2 to support compression of dynamic PDS PROCLIBs
>
Isn't this a job for PD
Every time IBM introduced a new model the instruction timing got more
complicated. Many of the complexities had nothing to do with memory access.
--
Shmuel (Seymour J.) Metz
http://mason.gmu.edu/~smetz3
From: IBM Mainframe Discussion List on behalf of
On 3/7/2019 1:08 PM, Jake Anderson wrote:
Hi
I am in process of reapplying a a product base FMID with SMPE control card
Keyword REDO. I understand to APPLY REDO I also have to select all the PTF
which were already applied to the target zone .
The challenge is i have close to 3k PTF which I have
There was timing information in manuals for S/370 processors, e.g.,
http://bitsavers.org/pdf/ibm/370/funcChar/GA22-6935-0_370-165_funcChar_Jun70.pdf.
Unfortunately, the formulae for each new model were more complicated.
--
Shmuel (Seymour J.) Metz
http://mason.gmu.edu/~smetz3
__
Never in PoOps, nor should it have been. There were timing manuals and there
was timing information in some to the functional specifications manuals for
specific models.
--
Shmuel (Seymour J.) Metz
http://mason.gmu.edu/~smetz3
From: IBM Mainframe Discus
My understanding is that he needs ISPF services in his application.
--
Shmuel (Seymour J.) Metz
http://mason.gmu.edu/~smetz3
From: IBM Mainframe Discussion List on behalf of
Walt Farrell
Sent: Wednesday, March 6, 2019 7:34 PM
To: IBM-MAIN@LISTSERV.UA.E
On Thu, 7 Mar 2019 at 14:32, Seymour J Metz wrote:
> Never in PoOps, nor should it have been. There were timing manuals and there
> was timing information in some to the functional
> specifications manuals for specific models.
The timing for S/360 and early S/370 models was indeed in the
Functi
No API unless it's in FAMS. The only way that I know is to read the directory,
or to use an ISPF service that does so.
--
Shmuel (Seymour J.) Metz
http://mason.gmu.edu/~smetz3
From: IBM Mainframe Discussion List on behalf of
Kirk Wolf
Sent: Wednesday,
DESERV FUNC=GETALL will return a chain of DESB control blocks with a MEMBER
count field in the header of each DESB. You can run the chain and add up the
counts to get total members.
I don't know of any way to count directory BLOCKS except to read the PDS / PDSE
with QSAM and count the records
On Wed, 6 Mar 2019 at 21:08, Joseph Reichman wrote:
> From what I remember there used to be a list of instruction clock speeds in
> the principle of operation I wonder if that's still available
The important issue is what you would do with such information were it
available. Are you trying to ma
Jake hasn’t mentioned *why* he is doing this but I can only surmise that maybe
he or someone deleted/modified the contents of the target libraries outside of
smpe.
_
Dave Jousma
Mainframe Engineering, Assistant Vice President
dav
On Thu, 7 Mar 2019 at 11:33, Phil Smith III wrote:
>
> Anyone remember the old EXEC 2 source (Chris Stephenson), which included
> comments like "Do this while R3 settles"? Those days are very long gone!
Long gone, but at the same time shows an awareness that the processors
of the day were alread
There was no High Level Language! Most of the S/360 instruction times were
based on 'Frame Intervals' on what you could do in a given amount of time or
instructions. The Saturn/Apollo used this in a n-way voting scheme to achieve
predictable results in a given window. Many of the concepts are ca
Warning - my reply is somewhat long, please ensure your light bulb is still
burning while reading this...
Paul Gilmartin wrote:
>Jesse 1 Robinson wrote:
>>It's not Friday yet, but I need to know: what does this mean?
>Either you didn't read the thread from the beginning or:
>https://en.wikipe
What are these, chopped liver?
Algol 60
COBOL
FORTRAN
PL/I
And didn't IBCFTC have surprising optimizations?
--
Shmuel (Seymour J.) Metz
http://mason.gmu.edu/~smetz3
From: IBM Mainframe Discussion List on behalf of
Edward Finnell <000248cce9f3-dmar
EXEC2? What processor running EXEC2 didn't at least have pipelining for
I-fetch? why weren't you using REXX?
--
Shmuel (Seymour J.) Metz
http://mason.gmu.edu/~smetz3
From: IBM Mainframe Discussion List on behalf of
Tony Harminc
Sent: Thursday, March 7
Paul, I have not found any IBM doc to indicate that PDSE solves the problem.
The JES2 Init&Tuning Guide simply says:
To ensure performance and integrity, do not:
v Allocate additional extents or release extents
v Compress a PROCLIB data set
v Defragment (move) a volume containing a PROCLIB
My un
Are you using dynamic proclib?
--
Shmuel (Seymour J.) Metz
http://mason.gmu.edu/~smetz3
From: IBM Mainframe Discussion List on behalf of
Bruce Schaefer
Sent: Thursday, March 7, 2019 3:25 PM
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: Re: RFE 130689 Enhance J
yes.
Thanks for asking, please vote!
--
For IBM-MAIN subscribe / signoff / archive access instructions,
send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN
I used to spend my time counting cycles, now I spend my time clocking psychos?
-Original Message-
From: IBM Mainframe Discussion List On Behalf Of
Seymour J Metz
Sent: Thursday, March 07, 2019 2:23 PM
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: Re: instruction clock speed
EXEC2? What processo
Guys, gimme a break. This was MY thread. I chose the subject line. My 'meaning'
question was about "ditch the Edison screw and use a bayonet". Is that about US
vs. EU light bulb design?
.
.
J.O.Skip Robinson
Southern California Edison Company
Electric Dragon Team Paddler
SHARE MVS Program Co-M
Sanity at last.
European, not sure but definitely in New Zealand and Australia. Bayonet bases
have two little lugs that lock the bulb in place.
Both countries 240V is the standard (along with 50Hz).
I think Wayne who posted this is Australian based.
Alan
-Original Message-
From: IB
On Thu, 7 Mar 2019 14:25:07 -0600, Bruce Schaefer wrote:
>Paul, I have not found any IBM doc to indicate that PDSE solves the problem.
>The JES2 Init&Tuning Guide simply says:
>To ensure performance and integrity, do not:
>v Allocate additional extents or release extents
>v Compress a PROCLIB da
On 3/7/2019 1:10 PM, Paul Gilmartin wrote:
Since the Tuna is directed to PDS, I suspect the JES2 developers haven't
yet heard of PDSE.
I don't think PDSE will release space from an open concatenation.
--
Phoenix Software International
Edward E. Jaffe
831 Parkview Drive North
El Segundo, CA 9
Yes, but you can delete a dynamic proclib and then add it back. Of course, you
don't want to be interpreting jobs until you've added it back.
--
Shmuel (Seymour J.) Metz
http://mason.gmu.edu/~smetz3
From: IBM Mainframe Discussion List on behalf of Ed
J
Why would JES need to use STOW DISC? JES is not making the update. It is
reading a member and sometimes an old pointer happens to be "valid".
I am requesting a method that prevents/stalls C/I from reading a PROCLIB while
the compress job runs. For us, the is typically less than two seconds. O
Exactly. In our case, a frequently used started task is being impacted. Thus
the request for a method to stall C/I for a very short time.
--
For IBM-MAIN subscribe / signoff / archive access instructions,
send email to lists...@l
On Thu, 7 Mar 2019 13:17:03 -0800, Ed Jaffe wrote:
>On 3/7/2019 1:10 PM, Paul Gilmartin wrote:
>>
>> Since the Tuna is directed to PDS, I suspect the JES2 developers haven't
>> yet heard of PDSE.
>
>I don't think PDSE will release space from an open concatenation.
>
In:
https://www.ibm.com/suppor
On Thu, 7 Mar 2019 15:22:56 -0600, Bruce Schaefer wrote:
>Why would JES need to use STOW DISC? JES is not making the update. It is
>reading a member and sometimes an old pointer happens to be "valid".
>
If a PDSE member was *ever* read then subsequently replaced, space
occupied by that member i
On Thu, 7 Mar 2019 20:42:42 +, Jesse 1 Robinson wrote:
>Guys, gimme a break. This was MY thread. I chose the subject line. My
>'meaning' question was about "ditch the Edison screw and use a bayonet". Is
>that about US vs. EU light bulb design?
Some light bulbs used in cars use bayonet base
On Thu, 7 Mar 2019 15:10:04 -0600, Paul Gilmartin wrote:
>Since the Tuna is directed to PDS, I suspect the JES2 developers haven't
>yet heard of PDSE.
Not a very likely assumption. They require a PDSE for SHASLNKE.
--
Tom Marchant
---
They still use bayonet bases for 12 volt lighting. I have also seen interior
12 volt lighting with bayonet bases. Either way, screw-in or bayonet, trying
to separate components sucks, when it's all rusted together, and you need
trailer lights NOW!
-Original Message-
From: IBM Mainfram
Yes, our application proclib in PROC00 is a PDS. If JES2 is never down and the
proclib is never closed by all members at the same time, when would PDSE
reclaim any freespace? What did I miss in this thread?
--
For IBM-MAIN sub
Just get magnetic lights prewired to connector.
https://www.amazon.com/s?k=magnetic+trailer+lights&ref=nb_sb_noss_1
On Thu, Mar 7, 2019 at 4:13 PM Schuffenhauer, Mark wrote:
>
> They still use bayonet bases for 12 volt lighting. I have also seen interior
> 12 volt lighting with bayonet bases.
The problem would be easier to deal with if you switched to dynamic proclibs.
--
Shmuel (Seymour J.) Metz
http://mason.gmu.edu/~smetz3
From: IBM Mainframe Discussion List on behalf of
Bruce Schaefer
Sent: Thursday, March 7, 2019 5:23 PM
To: IBM-MAIN@LI
I guess the SAFE way is to REJECT it, then do a RECEIVE and
APPLY S(FMID).
After the APPLY then go after the remaining
PTFS with APPLY FORFMID(fmid) GROUPEXTEND.
In a message dated 3/7/2019 12:08:56 PM Central Standard Time,
justmainfra...@gmail.com writes:
I am in process of reapplying a a produc
On Thu, 7 Mar 2019 16:23:26 -0600, Bruce Schaefer wrote:
>Yes, our application proclib in PROC00 is a PDS.
>
You could fix that, but you's need to recycle the CI(s).
> If JES2 is never down and the proclib is never closed by all members at the
> same time, when would PDSE reclaim any freespace?
charl...@mcn.org (Charles Mills) writes:
> It is not possible now. A single instruction may literally add no time at
> all to some instruction sequence.
>
> My imperfect model is that main storage is the new disk. Figure that
> instructions take no time at all and memory accesses take forever.
I
On Thu, 7 Mar 2019 23:06:55 +, Edward Finnell wrote:
>I guess the SAFE way is to REJECT it, then do a RECEIVE and
REJECT and RECEIVE isn't necessary or helpful. Reject only removes it from the
Global zone.
>APPLY S(FMID).
You can't APPLY to a target zone that has it already APPLIED unless
Sorry Jesse,
I lived in the USA for five years and found that Edison screw light bulbs
get stuck in the socket, plus there is no recommended torque setting for
installing same.
Many odd things about your electricical standards:
No isolating switch on wall sockets. Love the flash as you plug thin
Shmuel trolled:
>EXEC2? What processor running EXEC2 didn't at least have pipelining for
>I-fetch? why weren't you using REXX?
Rexx wasn't available yet, doh. Stephenson went back to S/360, when men were
men and systems were big.
-
Apology for not explaining it properly.
I wanted a REDO since some of the Unix path if product were not created in
the initial install (that was notified before and product ran until now
with the empty USS file) and it was just installed without those USS
populated.
Initial installation was done
The earlier Base FMID is already applied and accepted.
That's the reason now I am trying to do a REDO APPLY
On Fri, 8 Mar, 2019, 5:56 AM Jake Anderson,
wrote:
> Apology for not explaining it properly.
>
> I wanted a REDO since some of the Unix path if product were not created in
> the initial i
On Thu, 7 Mar 2019 17:01:36 +1100, Matthew Donald wrote:
>Describing memory as the new disk is quite apt.
>
>A given instruction may take between zero and hundreds of thousands of
>clocks. Z10 and later processors execute upto 11 instructions in parallel,
>although they rarely exceed three.
>
>The
if you want to look at other various ... Jan1979, I was con'ed into
doing benchmarks on engineering 4341 for national lab that was looking
at getting seventy for a compute farm (sort of leading edge of coming
cluster supercomputing tsunami).
in the wake of Future System failure, the was mad rush t
Dynamic proclibs is indicated in the Subject.
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For IBM-MAIN subscribe / signoff / archive access instructions,
send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN
I agree; we don't know how well JES2 and PDSE play together. If IBM rejects
the RFE because PDSE solves the issue, we will likely initiate plans to convert
the problem dataset to PDSE. Regardless, I believe IBM should update JES2 to
include the JES3 function provided by //*MAIN UPDATE=
Your vo
On Thu, 7 Mar 2019 21:46:57 -0600, Bruce Schaefer wrote:
>I agree; we don't know how well JES2 and PDSE play together. If IBM rejects
>the RFE because PDSE solves the issue, we will likely initiate plans to
>convert the problem dataset to PDSE. Regardless, I believe IBM should update
>JES2 to
Tony Harminc wrote:
>Then, as has been discussed here a number of times, if you want the
>best code possible for a given processor generation, use a high-level
>language (typically C) and tell the compiler what machine you will be
>running on.
Java and JVM-based programming languages enjoy a signi
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