g. The SUP=YES flag in MPF tells MVS not to
display the message on *consoles*, only.
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>How is this achieved?
I though I have an idea, but then I detected some contradicting facts. I'll
start a new thread to try to get some more information about this.
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>Dynalloc's S99MSGL0 is the equivalent of JCL's MSGLEVEL=0, ie. the allocation
>of datasets to ddnames.
Not equivalent, I would say. MSGLEVEL is for the whole job, S99MSGL0 is for a
single allocation.
-
the data set is "SMS managed"; if not then
not.
Does anyonw know it it is possible to "bypass the ACS routines" for new
alloctions?
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>"So, it is DMS or FDR which decide whether to place those IGD* messages or
>not."
>
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>To be precise:
>It is DMS or FDR which decide to allocate the dataset via SMS or not, thereby
>causing the IGD message to appear or not.
PMFJI, I do not know
>On 10/19/2016 7:51 AM, Peter Hunkeler wrote:
>> But the net seems to be, my assumption is wrong. If an area >4k is PGFIXed,
>> then I need to find the real address of every page and cannot assume the
>> real storage is contiguous.
>
>This is a correct statement
SMC-R/D might need this. There might be internal interfaces for this, right. It
just triggered my curiosity.
But the net seems to be, my assumption is wrong. If an area >4k is PGFIXed,
then I need to find the real address of every page and cannot assume the real
storage is contiguous.
--
the the frames to be contiguous.
Am I wrong? I would have expected to find this documented with the PGFIX or
PGSER FIX macros, but did not find it.
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On 10/17/2016 08:23 AM, Paul Schuster wrote:
> I am issuing DIAGNOSE 8 on my z/os image under VM (z/vm) to do a
I'd be interested in that, too, so replies to the list, please. We have
concrete plans to use it soon.
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Hi Marna,
I did have a look at some presentations a while ago. Very helpful, so please do
keep this going.Some presentions are a little sparse. Some more comment would
be helpful.
RegardsPeter
From: Marna Walle/Poughkeepsie/IBM@IBMUS
To: IBM-MAIN@LISTSERV.UA.EDU
Date: 10/12/2016 02:35
course, informal management discussions are
something completely different and are of utmost value.
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ut only got references to the CALLRTM assembler macro.
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R you mentioned please contact me again
off-list.
Thanks
Regards
Peter
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I have in mind that, at least in earlier times, it was recommended *not* to
code REGION=0M? With REGION=0M the code can to eat up all storage in the
address space. Of course, authorized software may easily overcome any REGION
setting (I guess).
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ently part of LE's LPA library. Could you
please have another internal discussion :-) and provide list of the the LE
recovery and dump modules which are not currently in LPA but should be?
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- the "Sequence of Actions" field at the top should now show two lines: "Move
Cursor" and "Send Key" with "Enter".
- Click OK twice.
With this, double left click (what I chose) selects Point-and-shoot, as well as
Menu items
--Peter Hunkeler
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>I wish I could FTP it compressed ... It could shorten a large FTP we execute
>daily :-(
How large is this file?
Is the FTP target side again z/OS?
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quot; field at
the top should now show two lines: "Move Cursor" and "Send Key" with "Enter".-
Click OK twice.
With this, double left click (what I chose) selects Point-and-shoot, as well as
Menu items
--Peter Hunkeler
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o USB, then copy to office machine.
Maybe you are in the position to discuss internally and change this?
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may take more time. To give up confirmed habit takes time.
Nevertheless, as long as a TOC is provided, it should help me find what I'm
looking for quickly.
Just my $0.02, YMMV, of course
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list looking for some specific shelf.
I would prefer if a) the shelves are named exactly as the products are, and b)
if the list is kept in strict alphabetic order by product name.
What do others think?
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ill neither see nor
will the be aware that the data is compressed.
FTP would need to learn how to do low level access to disk to be able to read
the compressed blocks (which BTW are 56k blocks). And it would need to learn to
negotiate with the other side if sending such blocks i
gn work to different nodes, nor will processors
from other nodes help out, as long as the goal is achieved.
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t starve, when you moved the mouse fast and faster. That was a good
visualization on how much resources supporting a mouse may consume.
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see what happens.
Not really. This is a rather large environment and it is only very few jobs
that show this symptom. I doubt I will be allowd to switch it off, and more
yet, I trust, overall, it would hurt than not.
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even though there is plenty of
spare capacity.
If all this is true, would givint the job higher "prioritiy" really help?
Caution: This is the first time I care to look into this in that depth. Maybe
I'm all wrong. Happy to learn the truth.
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per processor node.
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er article on how HiperDispatch works.
Thanks. I'll have a look at your presentations as well. I was studying an
excellent papaer from Robert Vaupel.
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Environment is:
- 6 * z13 model 712
- some 10 z/OS LPARs on each CEC
- overall LCP to PCP ratio ~ 4- 12-way production sysplex has two 12 LCP LPARs
on each CEC
- prod LPARs have a ~38% share based on their weight => 4 vertical high and 1
vertical medium CPs
- Neither CEC nor prod LPARs re overly
vide
this. Its probably those (C/C++) routines that yor're missing on z/OS now.
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BPXAS procedures, resp.
But, yes, if the reular automated deletion via JES purge command solves the
problem, sure go this way. Easier and no risk.
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=0M,PARM=(,,&GETWORK,BPXPRJRW'
Warning: I have not tested this (dont' have access to a system where I could).
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>Once documented, this parameter would be more trouble to remove than it's
>worth. Don't like it? Don't use it. But also don't carry it forward in any new
>extension.
I use it almost exclusively. Do I like it? Well, I got used to it.
I did not say it should be
and 3GB secondary. Simple
to understand and remember.
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C(1)
required! The code will be loaded into subpool 252 key 0 storage. It will blow
up with S0C4-4 if not really reentrant.
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8 abend without recording to logrec, so the only place
>it is easily visible is in system trace.
I see. Setting a MSGID= SLIP kind of stores the message id somewhere for WTO to
compare it to the msgid of WTOs, and issue an abend to invoke SLIP when matched.
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>SLIP gets control in 4 environments:
>-- PER
>-- RTM1 (think "FRR")
>-- RTM2 (think "ESTAE")
>-- MEMTERM
How about SLIPs with keyword MSGID=. We've been asked by IBM support in
response to a PMR to set a such SLIP to get a dump when
that area.
Shall I open an RCF? If so what manual for?
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sus nonauthorized,
or what ESPIE does with the pgm check x'10', etc.
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g authorizied involved. What I call "middleware" here is just a bunch of
Cobol and Assembler routines that have to be CALLed by application code to
perform such basic things as opening, reading, writing, closing data sets. I
don't know
. Syslog is actually nothing but a data set consting of records.
Should be able to cope with any byte content.
Tools such as SDSF which display the syslog would then again make sure only
harmless characters are displayed..
Opinions? I'm thinking about sending an RCF asking for clear descr
>Since z/OS V1.13, you can add CEEOPTS as a JCL Statement
Yes, I know. It is not that I would not know *what* to do if I was allowed to
do it.
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job to read the code then. I have no
knowledge about the business function and business data, so I cannot help with
this.
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possibly WTORs).
Some other components writeing mixed mode messages to syslog:
- SMS PDSE support, e.g. IGW040I
- z/OS Message Flood Automaiton, CNZZ messages
- z/OS SDSF, ISF messages
- CICS V4, e.g. DFH0100
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-
before posting, and I did in this case as well.
Unfotunately, I was searching the PoOp (offline in the PDF) for "Translation
exception" but got no hint. The missing dash makes the difference. Argrrr
Understood now. Slowly derusting my debugging skills. Thanks for all the help
list is to me :-)
Fortuntately, I've been doing application programming a lot in my career as
well, so I know both sides very well. What I'm pretty ignorant at is Cobol. I'm
mainly a PL/I, Assembler and REXX programmer. But I'm learning
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as
the address in R15 231A7BB8. Why the difference?
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all, even z/OS base components
issue WTOs in mixed case. ZFS is one that comes to my mind, and I'm pretty sure
there are more but I can't name them without looking up.
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PSW1... 478D0400 A31A7BB8
RTPSW2... 00020011 231A7800
What can I learn from this? How do I properly use these fields in dump analysis?
More information from the dumps can be found in the attachement (same as
attched in the original discussion).
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x27;m hoping for the SYSMDUMP. If that fails, I will take the burden and ask for
a SLIP.
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4-11 messages start to show up. I'm hoping for a system trace in the
SYSMDUMP that I was requesting to be added to the job (mentioned in a previous
post). Kind of seems to be a case liek the one Skip Robinson mentione (S0C7).
We'll see.
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ttle helpers' and a
SYSMDUMP DD be added. Hopefully I will have more information next time it fails.
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Thanks, Ed, I wasn't aware of the *trailing* whilte space behaviour. However, I
think apart from that Listserv removes all leading space (and multiple spaces?)
and thus also makes reading the dump output difficult.
--Peter Hun
rage is available, otherwise it would be marked as "inaccessible
storage". I don't know what to expect at that address, it is not my
application, I was merely asked if I could help debugging what seems to be a
storage over
you might find useful, I
would very much appreciate.
Thanks
Peter
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Oopps, I was afraid of that. Does IBM-MAIN allow attachements? Can't remember,
but will try.
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*** CEEDUMP data folows:
CEE3DMP V2 R1.0: Condition processing resulted in the unhandled condition.
07/15/16 12:12:28 AMASID: 0159 Job ID: J0274722 Job name: P07
om a pageable, private storage subpool,
>with BNDRY=PAGE specified.
I stand corrected. Thanks for remembering me.
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0 |..?.UD
|+00120 DD40 LENGTH(X'20')==>All bytes contain X'00'*** Data at offset
x'90' matches the NSI in the PSW and R15 as displayed in the CEEDUMP: GPR15
_A31A7BB8*** TRNE from XSB of current PRB is: TRNE
START ans IEESYSAS while ago, but can't find the result at the
moment; will have to dig a bit.
I seem to remember that depending on how exactly DFHSM starts those address
spaces, they will match a STARTED CLASS profile IEESYSAS.DSSFRB*, or not.
Have you tried yet? If so what did you try and
l have to ask for more details.
Anyway, I will not suggest to learn this information by scanning undocumented
control blocks. It is too dangerous for production use. They will need to keep
that information, if realLy required, in their own data. They already keep all
kinds of things arou
7 as EP?
I don't have clue. The storage where R7 point to belongs to a load module is
called SQLBATCH and it seems to belong to Smart/Restart. Not our code.
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some other code some time later. The result is what I got; with not
hint on what wrote when and where, when it should not have This kind of
problem is difficult enough, I don't want to base my analysis and guessing on a
dump I cannot trust.
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---
>Oh gawd. This is where I shrug my shoulders and wash my hands of it. I
>like SVC dumps with all storage dumped and nice long trace tables.
>Anything else is just frustration in a can!
I couldn't have said this better.
--
> These days the PER bit is *always* on, in any serious development/test
> environment, because of the ever-present ZAD SLIP in effect.
Good hint. I would hope we don't have this active in production (the problem
occurred in production). Will check on Monday.
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Pet
'. Sorry this was not clear enough. And I dd not post the ILC because I
considered it irrelevant. With a 0C4-11 the NSI points to the failing
isntruction itself and this was x''. But I admit, this was again su
. the content from R15 is seen as
the PSW's NSI address.
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Great! Just the information I was looking for!
Now I just need to convince our engineers to actually do it.
And yes, I have been debugging using this dump in IPCS. This is how I found out
that TRT is not specified in the SDUMP macro.
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probably done before something changes
the CLASS form A to C.
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IP is set to be not limited for the target
job(s), only. Bad, IMHO.
I did check if there is another SVc dump from that time around which could have
provided me the missing system trace, but Murphy made sure there is none.
So yes, for the time being I'm left with the toy dumps.
--
specify that dump defaults and change dump options shall be ignored (seen in
the SVC dump, dicussed in a separate thread).
Thanks for your help so far. I'll restart posting on Monday, if I have new
questions or new information with wich you could help me.
inue debugging the problem.
It's embarrassing how rusty my dump reading skills have become.
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tle
(sometimes useless) helpers.
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0 PSW16 47850400 8000 231A7BB8
Seems to match.
Unfortunately, there is no LOGREC entry in the dump for this error, the system
trace table has not been dumped (Grrr...), and there is no SDWA in the dump.
I'm lost how to find the TEA in this case.
--P
ion at the PSW's NSI. The storage at this
address is a couple of x'00', and the storage is in SP1, key 8.
If anyting was allocated but not accessible, a S0C4-4 would occur, not an
S0C4-11.
--Peter Hunkeler
-Original Message-
From: IBM Mainframe Discussion List [mailto:IBM-
is in
SP 1, key 8.
Any hint what I'm missing?
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artil dump reason codes are all zeroes.
So I'm left with the hope that SmartRestart or StarTool DA (whichever schedules
the dump) can be told to include the trace table in the dump request.
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oups can, this is what they have been invented for.
So at critical times such as month ends, we're limiting what batch can take,
effectively a kind of capping within a z/OS instance but only for certain types
of workload, i.e. batch.
--
P
was no system symbol support for batch jobs, and for batch and STC, that there
was no support for system and JCL symbols in instream data.
I personaly have quickly started to use instream support, and to a lesser
extent, system symbols in my own jobs.
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rking with batch JCL.
Try using &LYYMMDD and &LHHMMSS (I hope I remember the names correctly).
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s me think that StarTool DA is specifying its own
SDATA options when requesting the dump.
>Under IPCS, what does VERBX IEAVTSFS display for Partial Dump Reason
Codes?
I'm at home now, but will check the above tomorrow.
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RG does not
have a MAX value. MIN values are always empty (0).
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=(SUM), but that should not apply in our case.
Before you ask: No I have not asked the ISVs since I'm not in the position to
ask them.
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>For DB2 Sort for z/OS, zIIP
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>exploitation makes technical sense. For DFSORT -- except for exploiting
>zIIPs on behalf of DB2 utilities and in other ancillary ways -- it doesn't
>seem to make technical sense.
All this speciality engine thing never ma
details about the why and what for.)
Thanks for the hint regarding LE possibly rounding up. Since I do not know
details what they intend to do, I cannot say if this rouding is important for
them. But I'll pass it on.
Thanks
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service. LE
remembers the length of the area.
Is there an interface or any other documented way to get the length of an area
at a given address?
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Q. The reason for the wait time mechanism
is explained in Init&Tuning Ref, IEAOPTxx.
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on is different. And it
also does not help with $ADD PROC.
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ser C was able to log on . Thank
>you Kees ...
JES2 is usually defined with NODSI in the PPT (SCHEDxx) and does not hold an
ENQ on the data sets it has allocated.
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exagerated, I know).
Also "IBM Sort for DB2 for z/OS" (can't remember the exact name), is offloading
to zIIPs, if I remember correctly. This procuct is based on SyncSort code as
far as I understand.
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Mark,You may want to try on the AFP-L list
(http://listserv.uga.edu/archives/afp-l.html). AFP and Printer experts hang out
there.
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to download the books for offline reading.
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ferent browser and make it the default browser.
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Thanks. What I imagine is a short descriptive paragraph (two to three
sentences) for each AS. I already started with this. I will happily share the
doc with anyone interested once its finished (make take a while, though).
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forms (at least I now about
Linux, iOS, OSX, Windows, Android).
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okshelves and books onto
any platform I'll be regularly working on. And lack of IBM Library Reader, I
use PDFs.
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herwise the KC works
quite well on the iPad (iOS 9.3)
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e latter is a system symbols and would
need either $SYSSYMA or $SYSSYMR to indicate that the next directory level in
the path specified is a system symbol.
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ith he backslash.
ls -s /\$SYSNAME/etc /MaintP21/etc
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/OS Basics redbook that Mike pointed to is indeed a known good starting
point. But it does not have a list of these adrdress spaces.
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