Thanks, Kees and all who responded.
I would be surprised as well, seeing as how seven-digit job numbers are nothing
new. Nevertheless, I will follow Mark's advice and open a PMR. If anything
comes of it, I'll pass it along.
Regards,
Dave Barry
-Original Message-
From: IBM Mainframe
We recently changed JES2 on a development z/OS LPAR to use seven-digit instead
of five-digit job numbers. A coworker pointed out to me what appeared to be an
increase in initiator input queue time on the LPAR after the change. My
suspicion is that the increase was coincidental, but I have no
. http://www.cpexpert.com/
SmartProduction is SmartProduction is (or was) marketed by Axios Products, Inc.
It is currently remarketed by SEA.
http://www.seasoft.com/smartproduction.asp
Dave Barry
Sr. Performance Capacity Planning Analyst
UPS
-Original Message-
From: IBM Mainframe
Real tape drives like D/T 3590 or virtual? I think hardware support is needed.
db
-Original Message-
From: IBM Mainframe Discussion List [mailto:IBM-MAIN@bama.ua.edu] On Behalf Of
Mingee, David
Sent: Monday, October 10, 2011 1:50 PM
To: IBM-MAIN@bama.ua.edu
Subject: Re: LBI
sophisticated by comparison with industrial-strength job schedulers,
and it depended on an accurate run-book to track a jobstream's progress, but it
was as inexpensive as it gets.
Dave Barry
UPS
-Original Message-
From: IBM Mainframe Discussion List [mailto:IBM-MAIN@bama.ua.edu] On Behalf
need a quick answer for planning
purposes and you have neither the time nor the audience for mathematical
modeling and queueing theory.
Dave Barry
Sr. Performance Capacity Planning Analyst
UPS
-Original Message-
From: IBM Mainframe Discussion List [mailto:IBM-MAIN@bama.ua.edu] On Behalf
$E is restart
$T is reset
Both take SRVCLASS as an operand.
-Original Message-
From: IBM Mainframe Discussion List [mailto:ibm-m...@bama.ua.edu] On Behalf Of
Dave Kopischke
Sent: Thursday, September 30, 2010 8:31 PM
To: IBM-MAIN@bama.ua.edu
Subject: Re: Nullify Effect of $EJ command
Been there!
There is a USS system parameter which controls the maximum number of USS
processes a single user can have running concurrently. If the FTP process is
forked by parent process FTPD (the FTP daemon) with UID(0), and an explicit UID
is not defined, it is assigned a default UID and is
recently for help with a single 15-hour job step.
With SMB, it now runs in an hour-and-a-half.
I urge you to experiment. With a sufficient number of data and index CIs in
memory, you may find dataset striping to be overkill.
Dave Barry
Sr. Performance Capacity Planning Analyst
United Parcel
/memories_of_hiperbatch?lang=en
On Fri, Sep 3, 2010 at 6:20 PM, Dave Barry dba...@ups.com wrote:
Speaking of which...
Does anybody know of a working version of HBAID? It used to be a MKTTOOL
available for free download from IBM, but seems to have vanished without a
trace years ago. It stopped working for me
Speaking of which...
Does anybody know of a working version of HBAID? It used to be a MKTTOOL
available for free download from IBM, but seems to have vanished without a
trace years ago. It stopped working for me at the time UCBs went from three to
four digits. I would think it would be easy
The term to use is uninitialized. It matters not what DSORG, etc. appears in
the catalog and/or VTOC entries.
I don't know if it still applies, but an uninitialized dataset opened for input
by a COBOL program would be automatically closed and reopened for output.
Other run-time environments
with and
without FOCSU?
Elapsed wall clock time.
Regards,
Dave Barry
Thanks for any ideas you might have!
Dana
--
For IBM-MAIN subscribe / signoff / archive access instructions, send email to
lists...@bama.ua.edu with the message: GET IBM
measurements do you have to compare with and without
FOCSU?
Regards,
Dave Barry
Sr. Performance Capacity Planning Analyst
United Parcel Service
-Original Message-
From: IBM Mainframe Discussion List [mailto:ibm-m...@bama.ua.edu] On Behalf Of
Dana Mitchell
Sent: Friday, March 12, 2010 10:21 AM
John,
Read it as 100 percent of 60 percent of the physical capacity of the box. It
is likely you have some slack in the other LPAR due to LPAR weight management.
Dave Barry
Sr. Performance Capacity Planning Analyst
United Parcel Service
-Original Message-
From: IBM Mainframe
Reminds me of arguments I heard in the 1980s like, I can do more work on a
3081 running two VS1 machines under VM than you can on your 3084-Q running
under MVS.
Odd not to hear anything in this thread about things like virtual storage. I
have encountered systems with an ECSA requirement so
Hmmm... SAS makes heavy use of self-modifying code. Is that a clue?
db
-Original Message-
From: IBM Mainframe Discussion List [mailto:ibm-m...@bama.ua.edu] On Behalf Of
Ken Porowski
Sent: Thursday, July 16, 2009 5:14 PM
One thing from the presentation was that SAS work was not
The enhancement in z/OS 1.11 is that Batch Allocation/Unallocation
processing is checking to see if the program name is exactly 'IEFBR14', and
if so, for migrated data sets whose DISP is DELETE, it simply HDELETEs them
without HRECALLing
them.
ThruPut Manager from MVS Solutions has
These changes were necessary to expand support for SDSF to include JES3
compatibility and is considered working as designed.
(http://ibm-mainframe-tips.blogspot.com/2009/01/sdsf-pos-field.html)
What? Who said only one version of SDSF should exist? Who among IBM's
customers was insisting upon
We hit ENQMAXA at 250,000. IBM's recommendation was to double that number. We
did, and had no problems. I doubt if you will have any problem with ENQMAXU
either.
ESP holds a number of enqueues. At our site I see about 95 for ESPMSTR; 65 for
the aux a/s. Those enqueues are long-term, not
Yogs,
First thing I would stress is that there is no such thing as Omegamon. There
are three distinct-but-related product FAMILIES:
Omegamon (classic)
Omegamon II
Omegamon XE
Second thing I would stress is the need for a flexible, uniform, integrated set
of monitors.
http://www-01.ibm.com/support/docview.wss?uid=isg225e70f97c817951b85256d5e006398cdaid=1
-Original Message-
From: IBM Mainframe Discussion List [mailto:ibm-m...@bama.ua.edu] On Behalf Of
gsg
Sent: Friday, February 27, 2009 4:42 PM
To: IBM-MAIN@bama.ua.edu
Subject: Setting weights via
If possible, convert the file to extended format and use system managed
buffering (covered in VSAM Demystified). It's easier to implement than BLSR.
It will probably use more memory than BLSR, but that can be controlled easily
if necessary. I've had great results with it. The programmers of
Old Candle Reports? I have almost a complete set going back to 1982. I gave
up collecting issues when CCR turned into a sales/marketing organ.
db
-Original Message-
From: IBM Mainframe Discussion List [mailto:ibm-m...@bama.ua.edu] On Behalf Of
Ed Finnell
Sent: Tuesday, January 06,
Makes sense, Tom.
-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On Behalf Of Tom
Marchant
Sent: Monday, September 22, 2008 8:14 AM
To: IBM-MAIN@BAMA.UA.EDU
Subject: Re: Size Of SQA At Next IPL
On Fri, 19 Sep 2008 18:29:26 -0400, Dave Barry [EMAIL
On Thu, 18 Sep 2008 16:59:04 -0400, Dave Barry wrote:
In PARMLIB, we have SQA=(600K,45M) and CSA=(3200K,400M). After a
recent
IPL, our ESQA went from 69,120K to 69,152 K. Our ECSA jumped from 409,616K to
410,608K while EPVT was reduced from 1,526,784K to 1,525,760K.
So I lost one Meg of extended
Funny you should mention it. I was about to raise a similar question.
In PARMLIB, we have SQA=(600K,45M) and CSA=(3200K,400M). After a recent IPL,
our ESQA went from 69,120K to 69,152 K. Our ECSA jumped from 409,616K to
410,608K while EPVT was reduced from 1,526,784K to 1,525,760K.
So I
See how much region was used by looking at the IEF374I message VIRT and EXT
numbers for when it works and when it fails.
-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On Behalf Of
Lopez, Sharon
Sent: Friday, September 05, 2008 1:46 PM
To:
Some OPT settings are available in Omegamon/MVS, but the product that would
have detected the *change* to the OPT member was Deltamon. Does that product
still exist, albeit under a different name?
db
-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On
I once ran into a problem using COMMAND due to JES2 class parameter COMMAND=
restriction. I found a quick and dirty method of getting around it, which was:
//DUMMY EXEC PGM=IEBGENER
//SYSPRINT DD SYSOUT=*
//SYSINDD DUMMY
//SYSUT2 DD SYSOUT=(A,INTRDR)
//SYSUT1 DD DATA,DLM=@@
/*$VS,'your
Different places adopt different philosophies. Having been the MVS chargeback
administrator in the past, I can say that no method is perfect. My suggestion
is to familiarize yourself with the research of those who have gone down this
road before. A good place to start would be the Web site
Not to mention that your NDM has multiple channels (subtasks) sending and
receiving at a given time, but the velocity applies to the address space as a
whole. That is the fundamental condundrum when using velocity goals.
We had the same problem of being occasionally overwhelmed by NDM on one
Off the top of my head, I believe you have to tell VTAM that there are separate
inbound and outbound paths between the two nodes. Sounds like you're
configuration has forced your links to be half-duplex.
db
-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL
Since it seems to be my mission in life...
Stored procedures run in stored procedured address spaces. This is true
whether the requests are are made locally to the system (or plex), or
received remotely via DDF. There used to be a single subsystem address
space commonly known as SPAS. The
It's been a while since I worked with it, but isn't there a way to
define more batch terminals to CA-7? The CA-7.252 messages indicates
the batch terminal #2 is in use and your job must wait.
db
-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On
Behalf
Sent: Friday, February 22, 2008 8:52 AM
To: IBM-MAIN@BAMA.UA.EDU
Subject: Re: SDSF Question - How do you change the system log you are
looking at?
On Thu, 21 Feb 2008 18:58:10 -0500, Dave Barry [EMAIL PROTECTED] wrote:
In the latest SDSF, SYSID value is carried across LPARs in the plex
regardless
-MAIN@BAMA.UA.EDU
Subject: Re: SDSF Question - How do you change the system log you are
looking at?
The SDSF Server, which is what runs in the SDSF address space, has been
around since at least OS/390 2.10.
-Original Message-
From: Dave Barry [mailto:[EMAIL PROTECTED]
Sent: Friday, February
Wondering if ISM is marketed by AD Tools division like other MACRO4
acquisitions, rather than Tivoli. That might explain it.
db
-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On
Behalf Of Mark Zelden
Sent: Wednesday, February 20, 2008 5:12 PM
To:
In the latest SDSF, SYSID value is carried across LPARs in the plex
regardless of whether they are in a MAS. Not sure about the
installation and customization, but I now have to use SYSID on every
system, even though none share a SPOOL.
db
-Original Message-
From: IBM Mainframe
Look into zPCR, downloadable from IBM at
http://www-03.ibm.com/support/techdocs/atsmastr.nsf/WebIndex/PRS1381?Ope
nDocumentTableRow=4.1.0#4.1. It uses LSPR data. Used to be for IBM
use only, but now is available to the public.
db
-Original Message-
From: IBM Mainframe Discussion List
On the contrary. The confusion stems from NOT thinking of a WLM-managed
SPAS as a SPAS.
There is one and only one address space called WLM.
There used to be one address space called SPAS. Now there can be
multiple application environments, each of which is associated with a
set of
SPs and UDFs, yes. But the confusion is in referring in short-hand to
the WLM address space. WLM has its own address space called WLM. SPs
and UDFs run in the WLM-managed SPAS address space arbitrarily named in
the APPLENV definition.
-Original Message-
From: IBM Mainframe Discussion
Jerry,
What your customer means to say is they have a COBOL module invoked by
DB2 which runs in a WLM-managed stored procedure address space (SPAS).
There used to be a single SPAS per DB2 subsystem instance. It was the
environment in which one or more stored procedures would be queued by
DB2 as
Excellent suggestion. However, IIRC, Hiperbatch doesn't support BSAM.
db
-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On
Behalf Of Ron Hawkins
Sent: Tuesday, January 15, 2008 1:14 AM
To: IBM-MAIN@BAMA.UA.EDU
Subject: Re: DFSORT question
2)
Only thing that I think of as a gotcha is that there is no direct way to
limit the number of SP address spaces. If your application runs amok,
you might face a pageable storage shortage.
db
-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On
Behalf Of
Concurrent sequential readers are good candidates for Hiperbatch.
db
-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On
Behalf Of Burrell, C. Todd (CDC/OCOO/ITSO) (CTR)
Sent: Thursday, December 27, 2007 5:13 PM
To: IBM-MAIN@BAMA.UA.EDU
Subject: Re: Batch
I mean CF links.
Thanks to all who replied.
db
-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On
Behalf Of Scott Rowe
Sent: Monday, December 24, 2007 11:35 AM
To: IBM-MAIN@BAMA.UA.EDU
Subject: Re: FICON vs ESCON CTC's
Obviously #2 is going to be
Job A on system A issues static SQL query to DB2 on system B. Which is
faster:
1) DDF call to DB2 on system B via APPC over FICON CTC
or
2) Local call to DB2 member of datasharing group w/ FICON CF links?
Considering the overhead of DRDA protocol and independent enclave
One hour may not see enough fetches to qualify a module for VLF caching.
Also, at the risk of sounding ridiculous, don't forget to use the FREEZE
option with LLA. I've seen it overlooked several times with predictably
bad results.
db
-Original Message-
From: IBM Mainframe Discussion
Get real.
Several New Jersey assistance programs, such as charity health care,
energy assistance, and KidCare, utilize eligibility ceilings at 200% of
the federal poverty level or higher.
National data suggests that, increasingly, full-time, year-round wages
are insufficient to lift a family
The basic idea is that JNI signals a call to a non-Java environment such
as an RDBMS. Therefore, in WebSphere Application Server the JVM
switches back to general purpose processors when it encounters JNI code.
However, according to Mr. Wolf's previous post, JZOS is an exception to
the rule.
However, if my program is also running disabled for external interrupts
and it uses CPU cycles heavily , how will the
system 'pre-empt' my TCB? Or it cannot and just let my TCB starve other
users? I cannot figure out.
Correct me if I'm wrong, but selective disablement is different than
In [EMAIL PROTECTED], on
09/04/2007
at 09:32 AM, Britz, Anton - CO 7th [EMAIL PROTECTED] said:
I am still not sure why anybody would want to run an IBM operating
system on a PC.
It makes way better sense than running Linux on a Mainframe.
db
If the admin wants to give 64GB to every guest, you won't get many
guests.
Oh, really? Sure you can. z/VM can handle it very nicely, thank you.
Sure, given enough aux storage. We all know what happens when VM starts
paging.
db
Omegamon does this by scheduling an SRB routine in the target address
space. Authorized commands:
-PEEK jobname
DDNS
You might even have an Omegamon terminal near the system console.
db
CA LOOK had this (D alloc,j=), but
Are you SMS-caching the PDSE? See APARS II14026 OA15322 for hints.
db
-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On
Behalf Of Art Celestini
Sent: Thursday, July 26, 2007 2:01 PM
To: IBM-MAIN@BAMA.UA.EDU
Subject: VLF Question
I have a situation
Quite so. It would be correct to say the Windows hierarchical file
system is the legacy of Unix, or that the WorldWide Web is the legacy of
DARPA Net. The Windows command prompt is the legacy of MS-DOS, and so
on.
Isn't it funny that these archaic items are considered building blocks
of modern
Comparing clock speeds is like rating automobiles according to RPM. I
drive a four-cylinder, and my RPM gets pretty high, however you would
not call it a high-performance automobile.
db
-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On
Behalf Of Ken
If you have access to Omegamon/MVS there are a few commands that are
useful in visualizing your address space region, subpools and TCB
structure. Use major command PEEK (don't forget dash in column 1) and
minor commands STEP, AMAP, TCBS and SUBP (x in column 1 for expanded
info. -db
Not running IRLM at a higher dispatching priority runs counter to IBM's
advice. Before goal mode, DB2 would write a warning message when IRLM
was not at a higher DP than the other DB2 address spaces.
The reason for this is that IRLM runs in SRB mode (asynchronously) as
opposed to cross-memory
60 matches
Mail list logo
