The error messages are crucial for this kind of problem. We had a case
recently of a (DF)SORT job failing on an unusually large number of
records. The error message contained a reference to '64K', which turned
out to be the maximum number of tracks in a conventional data set. DFSORT
assumes
Mazel tov! I've always used FORTGTZONES just because. Never dreamed of
possible problems in omitting it. The idea of trying to give you
'everything' for an empty zone seems wickedly bizarre, but you have to
play the same game as your opponent. Er, benefactor.
.
.
JO.Skip Robinson
SCE
Our operators never 'change IPL address'. They select the appropriate LOAD
profile on the HMC before IPL. We don't find it necessary on a regular
basis, but each LOAD profile can contain a unique LOADPARM value where the
specified LOADxx suffix points to a unique IPLPARM member. That way no one
One last time. As 'new' message rather than reply.
Looks like I got hit by the ghost of Christmas alien. I'll try one more
time.
One big distinction of true 'system STCs' is the ability to start a task
using this proc:
//IEESYSAS PROC PROG=IEFBR14
//IEFPROC EXEC PGM=PROG
//* THE
I've been a dedicated user of Vista TN3270 since Tom Brennan said, Here,
try this new emulator I'm writing. Its copy/paste options far exceed those
in any other product I've seen. One reason that Vista is so usable is that
it was written by a long time mainframe systems programmer who learned
The fully supported program product StarTool can modify secondary space of
any PDS, allocated or not. Its ancestor, the PDS Command--available on
CBT--has performed this function for decades. I've never heard of a
failure.
Note that modifying secondary space does not touch the allocation at
This is exactly the way we've done DR for a decade. Similar strategy for
moving a sysplex or updating components. You can define multiple CFs in
your policy. Only those actually connected will be used. Inaccessible CFs
will elicit some complaints about 'not able to use' but will cause no
That's how we do it. Every tweak to an IBM supplied panel is implemented
via SMP/E usermod. That way we get a MODID error at APPLY time and know
when we have to reconcile updates. For a new release, we plow through our
usermod library from top to bottom and (re)install every one after
suitable
I didn't know you allocate ISPPROF to DUMMY in batch. I've always used a
temporary data set to achieve the same goals.
//ISPPROF DD SPACE=(TRK,(1,1,2)),UNIT=SYSALLDA,DCB=SYS1.PROCLIB
.
.
JO.Skip Robinson
SCE Infrastructure Technology Services
Electric Dragon Team Paddler
SHARE MVS Program
I think the answer may be simpler (if less satisfying) than the
suggestions so far. IIRC ISPF in batch requires all the standard DD
allocations or it just won't work at all. Period.
.
.
JO.Skip Robinson
SCE Infrastructure Technology Services
Electric Dragon Team Paddler
SHARE MVS Program
Either change the OS Configuration or CLIP the old volumes to whatever
convention you use for 'spare volumes'. Neither solution facilitates easy
backout in case the system won't IPL far enough for you to log on a fix a
problem. You could switch the IODF back to the old OS configuration, but
How about Netview questions?
.
.
JO.Skip Robinson
SCE Infrastructure Technology Services
Electric Dragon Team Paddler
SHARE MVS Program Co-Manager
626-302-7535 Office
323-715-0595 Mobile
jo.skip.robin...@sce.com
From: McKown, John john.mck...@healthmarkets.com
To:
From: Skip Robinson jo.skip.robin...@sce.com
To: IBM-MAIN@LISTSERV.UA.EDU
Sent: Monday, August 20, 2012 2:34 PM
Subject: Re: Communications Server
How about Netview questions?
.
.
JO.Skip Robinson
Zero space allocation is perfectly valid. As is SPACE (0,1) also. The
result is just as requested. In either case, the data set exists in the
VTOC but takes up no space on disk. The data set is treated as 'real',
including GRS enqueue. Hence it can be used like any other exclusively
held data
Mainframe Discussion List IBM-MAIN@LISTSERV.UA.EDU
On Sat, 25 Aug 2012 08:49:49 -0700, Skip Robinson wrote:
Zero space allocation is perfectly valid. As is SPACE (0,1) also. The
result is just as requested. In either case, the data set exists in the
VTOC but takes up no space on disk.
Ummm
-0595 Mobile
jo.skip.robin...@sce.com
From: R.S. r.skoru...@bremultibank.com.pl
To: IBM-MAIN@LISTSERV.UA.EDU
Date: 08/27/2012 03:35 PM
Subject:Re: Space Allocation In Bytes
Sent by:IBM Mainframe Discussion List IBM-MAIN@LISTSERV.UA.EDU
W dniu 2012-08-25 17:49, Skip Robinson
No one has mentioned the enhancement that most interests us:the EC12 can
be installed in a data center *without raised floor*. Slab floors have
become de rigour for new built-from-scratch data centers. The z114 can be
mounted on slab but not the z196. This is the first Enterprise Class
My 'interested colleague' Meral Temel supplied a crucial piece of the
puzzle. She filled up a volume totally with ordinary data sets to where
external indicators showed zero tracks of free space. She then allocated a
zero-space data set on the volume with no error. There could not have been
a
the cables coming in to the machine.
Obviously you have a power cable, and all the channel cables. Do they
get hung from the ceiling if you have no raised floor?
--
Eric Bielefeld
Systems Programmer
Skip Robinson jo.skip.robin...@sce.com wrote:
No one has mentioned the enhancement
If you've run for some time with these systems sysplexed, you--and your
user community--may be surprised at the functionality you will lose. I'm
sure that you have good business reasons for dismantling the sysplex, but
there may be less disruptive alternatives. For example, some time ago we
I have never understood the fixation with rock bottom return codes. SMP/E
maintenance is so much simpler without agonizing over every uneven
cobblestone along the path.
1. RECEIVE HOLDDATA the same day you begin installing. If you're not sure
how fresh your HOLDDATA is, pull it again. The cost
IIRC, this is more of an SDSF 'issue', not 'problem'. SDSF always presents
print data with ANSI control characters, as in VB*A* regardless of what
the application program actually produced. Furthermore, I think that SDSF
presents only single advances regardless of the generating program. JES2
Welcome to the land of the blogosaurs.
.
.
JO.Skip Robinson
SCE Infrastructure Technology Services
Electric Dragon Team Paddler
SHARE MVS Program Co-Manager
626-302-7535 Office
323-715-0595 Mobile
jo.skip.robin...@sce.com
From: Edward Jaffe edja...@phoenixsoftware.com
To:
I complained about the process a few months ago when my cert expired.
Trouble is, I do this only once and year and forget the steps.
First off, consult SMP/E User's Guide SA22-7773-xx . There's a discussion
about the steps to take. Problem is, I found out (once again) that the
directions for
Peeping Thumb?
.
.
JO.Skip Robinson
SCE Infrastructure Technology Services
Electric Dragon Team Paddler
SHARE MVS Program Co-Manager
626-302-7535 Office
323-715-0595 Mobile
jo.skip.robin...@sce.com
From: Greg Shirey wgshi...@benekeith.com
To: IBM-MAIN@LISTSERV.UA.EDU
Date: 09/12/2012
I don't recognize this problem either, but I would first dump
SYS1.GBU1.MAN2 and clear it out. That should cause SMF to switch to MAN2
and make MAN1 secondary. The problem might go away at that point. At least
you could manipulate MAN1 more freely at that point.
.
.
JO.Skip Robinson
SCE
I've run PURGE=YES for so long that I don't remember what would happen
otherwise. This causes sysmods to be removed from the GLOBAL zone at
ACCEPT time. It's safe and appropriate if your GLOBAL zone maps to only
one TARGET/DLIB zone. If you run with multiple APPLY and ACCEPT targets,
then you
I've never used it for this particular purpose, but a secondary JES2 might
fill the bill. For one thing, whatever pondering you do under the
secondary would not affect the primary. And once the secondary is running,
you can use SDSF to look at spool content. It's a bit tricky to set up but
8:31 PM, Skip Robinson wrote:
I have never understood the fixation with rock bottom return codes.
SMP/E
maintenance is so much simpler without agonizing over every uneven
cobblestone along the path.
LOL. You have provided an excellent description of, what I consider to be,
the
most logical
While Ed and I differ on the need for CHECK and on the practice of
injecting maintenance directly into the body of a running system, we agree
on the pointlessness of chasing down sysmod error chains. SMP/E is
designed--at some considerable cost in blood, sweat, and tears--*not* to
install any
/07/2012 11:19 AM
Subject:Re: SMP/E question
Sent by:IBM Mainframe Discussion List IBM-MAIN@LISTSERV.UA.EDU
Skip Robinson jo.skip.robin...@sce.com wrote:
While Ed and I differ on the need for CHECK and on the practice of
injecting maintenance directly into the body of a running
While Mod-54 is probably fine for the vast majority of data, there are
still some admonitions for 'stand-alone or nearly so volumes'. For
example: JES2 primary checkpoint, sysplex couple data sets, HSC for those
with STK tape. Throwing an entire Mod-54 at a function that works best
with only a
I have a Rexx that prints out all hold records *except* for the following
categories:
DYNACT
IPL
MSGSKEL
RESTART
DOC
ENH
I've said previously that a DOC record requiring action should be
(re)classified (or accompanied by) an ACTION hold. ENH in practice seems
to be a subset DOC:
+...@patriot.net
To: IBM-MAIN@LISTSERV.UA.EDU
Date: 10/11/2012 01:44 PM
Subject:Re: SMP/E question
Sent by:IBM Mainframe Discussion List IBM-MAIN@LISTSERV.UA.EDU
In
ofe978e42c.d9098222-on88257a93.00553714-88257a93.0055c...@sce.com,
on 10/10/2012
at 08:36 AM, Skip Robinson
I'm finally getting around to using BEGINPARALLEL in IEFSSNxx. A few
subsystems are supposed to precede BEGINPARALLEL . Besides the following,
are there any others?
SMS
JES2
VMCF
TNF
The last two are for TCP/IP, documented in Init Tuning as nonparallel if
INITRTN is specified.
.
.
JO.Skip
For me the usual suspect is ISPF Packed format. ISPF will automatically
display data 'normally'. Other software not so much.
.
.
JO.Skip Robinson
SCE Infrastructure Technology Services
Electric Dragon Team Paddler
SHARE MVS Program Co-Manager
626-302-7535 Office
323-715-0595 Mobile
Once Pack is turned on in a person's profile, Edit wants to turn it back
on--with a warning. Unless the person explicitly says Pack Off, this will
keep happening. Unless you disallow Pack on a global level...
.
.
JO.Skip Robinson
SCE Infrastructure Technology Services
Electric Dragon Team
I recently worked a long and involved SR over RC=4 from GETMSG. It's way
worse than a 'warning'. RC=4 means
1. You got no data back in your stem variable. Nada. Nichts. Zip.
2. We're not going to tell you why. Dare you to guess.
As for SOLDISP and UNSOLDISP, they control whether 'solicited'
ZIP is a poignant case. There exists a version of Info-ZIP for z. However,
our copy circa 2000 identifies the maintainer as one Onno van der Linden.
The Info-ZIP web site lists him as a ghost: once involved with the project
but without current contact data. So what shop would want to become
The only technical reason I know of to manage the SDSF console name is
avoid conflict with another product. In our case SMCS (native VTAM
function) is set up to employ userid as the console name. So in SDSF I
take my six-character userid and append SYSCLONE on each system. Only need
to do it
I believe that CFCC code requirements are entirely a matter of CFCC
(hardware) level. Each new model from the beginning in the 90s has
required more 'overhead' storage than its predecessor. Size or number of
structures--i.e. amount of user storage allocated--does not matter. From
HMC Op Sys
The last couple of posts in this thread have overlooked Andy Higgins's
observation that SYSR1--or any symbolic for that matter--cannot be used
to catalog a data set in the PARMLIB concatenation. The reason is that
symbolics are defined in PARMLIB members that themselves cannot be located
and
As has been pointed out, an alias definition lives in the *master*
catalog(s), not in the user catalog itself. An alias in an external
pointer that tells the (current) system how find the catalog containing
the actual data set entry. When a user catalog is EXPORTed and then
IMPORTed, any
We've used DWDM between data centers for years. We do DASD mirroring
(XRC), remote tape, and FCTC. DWDM is pretty reliable. It hiccups now and
then. XRC suspends and later resumes. Tape jobs fail and need to be rerun.
Network connections drop and eventually reconnect. All in all the
occasional
Without procuring a software product not already in house, I suggest using
native z/OS SLIP trace. You can follow the execution path, capture
registers and data, and even--though risky--alter exit logic to test
fixes/improvements, all without paper work rigamarole. No intention to
demean any
I don't recall using it for this particular exit, but I've used it for
others. The doc on setting up a SLIP trace is pretty good. You run GTF
trace with TRACE=SLIP. If you have trouble locating the module, try using
SETPROG to load it in LPA:
setprog
My favorite hot button is itching...The underlying problem here is one
I've trotted out during several user sessions at SHARE: the various
members of SYS1.PARMLIB are managed by the various development groups that
own them. We as customers tend to view PARMLIB as a single entity. It
actually
could have used.
-Original Message-
From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU] On
Behalf Of Skip Robinson
Sent: Monday, October 21, 2013 11:25 AM
To: IBM-MAIN@LISTSERV.UA.EDU
Subject: Re: z/OS IPL Issue
My favorite hot button is itching...The underlying problem
I confess that I have not tested this maneuver. Doesn't the OSM screen
close as soon as the operating system stops? Maybe not.
In any case, I do know this from experience: if the customer has
configured any NIP console to an OSA device, NIP messages will go only to
that device and not to the
Speaking of time: US Daylight Saving Time ends this Sunday November 3. We
all get to relive one hour. Good for sleeping, but problematic for some
software.
.
.
JO.Skip Robinson
Southern California Edison Company
Electric Dragon Team Paddler
SHARE MVS Program Co-Manager
626-302-7535 Office
I happen to have some personal knowledge about the shortage of farmers.
Two of my uncles owned their own farms in southern Idaho. They didn't grow
rich, but they supported their families in very comfortable style. They
both had kids including one boy each. None of the kids in either family
had
A terminology level set. By 'Global Mirror' I assume that you mean XRC,
where a DFSMS task called SDM continuously transfers data updates from
production disk controllers, stores the updates in journal data sets, then
writes out to 'DR' DASD volumes in consistency groups. In order to 'pull'
Yes to all. You can create as many configurations as you need and
associate them to unique 'group' icons. We have a SAD icon for each
sysplex. It's set to IPL from the (shared) SAD IPL volume and write to the
(shared) SAD pack set.
Group your icons to make them easy for operators to discern.
From: Skip Robinson jo.skip.robin...@sce.com
To: IBM-MAIN@LISTSERV.UA.EDU
Sent: Wednesday, November 13, 2013 3:19 PM
Subject: Re: Global Mirror for DR
A terminology level set. By 'Global Mirror' I assume that you mean XRC,
where a DFSMS task called SDM continuously
The answer is still yes.
First create a Load profile for each LPAR for each IPL mode, such as
production, SAD, or whatever. Give each Profile a meaningful name and set
the load address and loadparm in each profile for that IPL mode. Do the
same for alternate sysres packs.
Create a group
group coordinator
11:05 am - System zEC12 User Experience: Flying High on a Concrete Slab
Skip Robinson, Southern California Edison, Mainframe System Programmer
12:00 pm - z/OS v2.1 Usability Enhancements: How it affects your daily job
Gary Puchkoff, IBM, System z Strategy and Architecture
1:00
That sounds like a good guess. When I pull hold data, I use the following
FTP statements, which gets everything necessary for further processing:
cd /s390/holddata
get full.txt 'my-mvs-data-set' (repl
.
.
JO.Skip Robinson
Southern California Edison Company
Electric Dragon Team Paddler
SHARE
At some point in your SMPE process, HOLDDATA must reside in an ordinary
MVS/DFP file in EBCDIC. I.e. the file that you input to SMPE RECEIVE must
be readable. Check the contents of that file.
Only full.text contains FIXCAT data. Other (smaller) files contain ++HOLD
but not FIXCAT.
.
.
Dis gotta be a no-brainer. We have a hoary SMF exit that reports BLKSIZE
by device. However, when BLKSIZE 32K via DCBE/LBI, the print area is
blank. Exit displays SMF30BSZ, which I can see is only a halfword. What
SMF field shows the actual BLKSIZE?
.
.
JO.Skip Robinson
Southern California
Mobile
jo.skip.robin...@sce.com
From: Skip Robinson jo.skip.robin...@sce.com
To: IBM-MAIN@LISTSERV.UA.EDU,
Date: 12/07/2013 08:47 PM
Subject:SMF BLKSIZE info
Sent by:IBM Mainframe Discussion List IBM-MAIN@LISTSERV.UA.EDU
Dis gotta be a no-brainer. We have a hoary SMF exit
Not sure what's meant by having to chain CCWs. I just finished updating an
old RYO program that writes 80 byte records to any device specified
because I needed to test 32K blocks on tape. I merely added a DCBE with
BLKSIZE=0 and pointed to it in the existing DCB. No other changes. Created
a
I don't see that 'commands' like ID or WHOAMI are true z/OS components. We
have some variations of these as CLIST or Rexx that live in
installation-defined libraries.
Obtaining additional data for such commands may depend on the authority of
the user. For example, anyone can issue LU
,
Date: 12/13/2013 09:51 AM
Subject:Re: OMVS UID display
Sent by:IBM Mainframe Discussion List IBM-MAIN@LISTSERV.UA.EDU
On 12/13/2013 10:35 AM, Skip Robinson wrote:
I don't see that 'commands' like ID or WHOAMI are true z/OS components.
We
have some variations of these as CLIST
We use an SMF exit modeled on SAMPLIB(SCEACTMS). For each step, it formats
various stats in the job message log for every device used. It works well
most of the time, but for a particular job in a particular where we really
need to see some values, the crucial lines are totally missing. I've
.)
Bob
Skip Robinson wrote:
We use an SMF exit modeled on SAMPLIB(SCEACTMS). For each step, it
formats
various stats in the job message log for every device used. It works
well
most of the time, but for a particular job in a particular where we
really
need to see some values, the crucial
and greater than one. You may need a loop on SMF30EON.
Let me know if you want more detail.
Charles
-Original Message-
From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU] On
Behalf Of Skip Robinson
Sent: Friday, December 13, 2013 3:37 PM
To: IBM-MAIN@LISTSERV.UA.EDU
Subject
I think an ironic subtext in this discussion is the that companies that
employ mainframe typically entrust it with their most precious family
jewels. So even as management disparages mainframe network access, they
still value it as the best place to keep the most valuable data. And when
a
by SMF. I don't
know about VSAM. DB2 and IMS use Media Manager internally, which uses
STARTIO internally, so their I/Os are not automatically counted in SMF.
Bill Fairchild
- Original Message -
From: Skip Robinson jo.skip.robin...@sce.com
To: IBM-MAIN@LISTSERV.UA.EDU
Sent: Friday
@LISTSERV.UA.EDU,
Date: 12/14/2013 08:52 PM
Subject:Re: EXCP Counts in SMF Exit
Sent by:IBM Mainframe Discussion List IBM-MAIN@LISTSERV.UA.EDU
On Sat, 14 Dec 2013 11:39:10 -0800, Skip Robinson
jo.skip.robin...@sce.com wrote:
Doesn't SDSF get the counts from SMF 30? Assuming so, have
I didn't make clear in the original posting that this is an IEFACTRT
component. I had thought in the beginning that the code was based 'AN OLD
VERSION OF CODE NOW SUPPLIED IN SYS1.SAMPLIB(IEEACTRT)' (per a comment in
the usermod) but scouring SAMPLIB for the particular lines in question
It's days from Friday, but I can't resist. The NSA can intercept calls to
US(S) or anywhere else. You don't even have to ask.
.
.
JO.Skip Robinson
Southern California Edison Company
Electric Dragon Team Paddler
SHARE MVS Program Co-Manager
626-302-7535 Office
323-715-0595 Mobile
Consulting assistance is certainly a good idea, but the coin has two
sides. My shop converted from ACF2 to RACF before I came here in the mid
90s. Without being familiar with the environment, the consultant employed
a fairly mechanical conversion that attempted to carry forward as much as
Long before 'RSU' was a twinkle in IBM's eye, we adopted a 'level
tracking' system based on an arbitrary alpha designation from A - Z. For
example, R13S. Each time maintenance is applied to the z/OS target zone,
the level is incremented and zapped into NUCLEUS. This field was chosen
decades
it sits arounnd the house. We installed DB2 V10 over the
weekend on one development sysplex member in compatibility mode. The
system would not run with messages about insufficient pageable storage.
This a smallish LPAR used primarily to test/validate DB2 data sharing and
As long as new data sets are *at least as big* as the old ones, dynamic
switching works fine. For sake of clarity, I like to run with all data
sets having a suffix of '00' so that no one--including me--gets confused
about which ones are current. It takes an extra step, but once you're
running
Since ancient times we have associated our in-house VIO esoteric ('VIODA'
for some reason) with a group of arbitrary devices. For decades SMS has
actually managed VIO requests. The defined devices were physically removed
a while back, but we only just now removed them from IODF. Now HCD warns
An intriguing question in view of the absence of tabs in the conventional
EBCDIC character set. My emulator (Vista3270) is pretty rich, but even if
I could somehow type a tab character into an MVS file, what would z/OS do
with it?
As to your question, I would prefer
Parm2=FOOtabBAR
words. Reports are formatted with blanks between
fields, and the pagination controlled with characters that do not
correspond
to the nominal EBCDIC control characters.
Charles
-Original Message-
From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU] On
Behalf Of Skip Robinson
I owe the List a debt of gratitude. Late in 2013 I rolled out an RSU
package that I thought would prepare us for 2.1. While casually perusing
this thread, I discovered with growing horror that my maintenance bundle
had failed to include the bulk of the FIXCAT list, including hardware
support
We ran for several years with a z/10 and a z9, both ECs. I was concerned
enough about speed difference that I configured an extra ICF engine on the
z9. We ran with system managed duplex, so I didn't want to risk delays
caused by mismatch. We seemed to run fine during that period. We operate
(Quoting my reply to the same question on RACF-L)
We get 'create like' requests quite often, as if there were some Like
button we could push to clone a userid. It's actually pretty complex. A
LISTUSER does not show all salient attributes. For example, to show
allowed logon PROC(s), you have to
If you can get advice from IBM, I'd go for that. Meanwhile you might try
this NON-PER trap:
SL SET,ID=NDMP,A=NOSVCD,LPAMOD=IEFJRASP,ABEND=S0C4
.
.
JO.Skip Robinson
Southern California Edison Company
Electric Dragon Team Paddler
SHARE MVS Program Co-Manager
626-302-7535 Office
323-715-0595
Make that
SL SET,ID=NDMP,A=NOSVCD,LPAMOD=IEFJRASP,C=0C4
.
.
JO.Skip Robinson
Southern California Edison Company
Electric Dragon Team Paddler
SHARE MVS Program Co-Manager
626-302-7535 Office
323-715-0595 Mobile
jo.skip.robin...@sce.com
From: Skip Robinson jo.skip.robin...@sce.com
Chase jonboy...@gmail.com
To: IBM-MAIN@LISTSERV.UA.EDU,
Date: 01/16/2014 11:42 AM
Subject:Re: Need help setting up SLIP trap
Sent by:IBM Mainframe Discussion List IBM-MAIN@LISTSERV.UA.EDU
On Thu, 16 Jan 2014 11:09:45 -0800, Skip Robinson wrote:
Make that
SL SET,ID=NDMP
We installed TADz as POC. It was easy to install, easy to run, and easy to
clone among sysplexes. AFAIK it requires DB2 on every system you want to
monitor.
Then Corporate policy turned to BMC DISCOVERY in part because it had
already been established on other platforms. DISCOVERY uses what I
Others have offered good reasons for V XCF,OFF rather than just RESETting
an LPAR. Here's another. With a minimal amount of configuration, you can
enable 'reIPL' to act on this command:
V XCF,sysname,OFF,REIPL
ReIPL is immediate and can only use the current sysres volume. That's not
always
It's days from Friday, but I have to comment. Like a puzzle for my
granddaughter: which question is not (stupid) like the others? As if it
were imponderable and unanswerable outside the realm of fancy: why are
tennis balls fuzzy? The answer is that they were originally smooth and
fast and very
Good catch. In my recent SHARE pitch on system symbols, I strongly
recommend that all installation-defined symbols be a full eight characters
long regardless of initially anticipated value. In addition, I recommend
that all such symbols be prefixed with an installation identifier, such
as
If you need to ramp up your ZIIP usage, DB2 V10 may be riding to your
rescue. IBM is currently warning customers that over-using ZIIPs may lead
to serious performance problems because of the way z/OS manages them vs.
the way it manages general purpose CPs. You can't be too rich, too thin,
or
AM
Subject:Re: System Symbols Question
Sent by:IBM Mainframe Discussion List IBM-MAIN@LISTSERV.UA.EDU
On Wed, 22 Jan 2014 07:48:42 -0800, Skip Robinson wrote:
Good catch. In my recent SHARE pitch on system symbols, I strongly
recommend that all installation-defined symbols
the product is
installed.
Joel C. Ewing
On 01/22/2014 01:13 PM, Paul Gilmartin wrote:
On Wed, 22 Jan 2014 07:48:42 -0800, Skip Robinson wrote:
Good catch. In my recent SHARE pitch on system symbols, I strongly
recommend that all installation-defined symbols be a full eight
characters
For logon reconnect, you also have to make sure that TSOKEY00 contains a
nonzero value for RECONLIM= , This is the number of minutes that the
system will 'preserve' a disconnected session. For reasons lost to time,
we had '0' for this parameter for a long time. Zero says not to preserve
such a
There was a time when I promoted (at least) two userids for system support
folks. SLED DASD was far less reliable than today's virtual arrays, It was
a dreadfully monotonous occurrence for a DASD failure to hang up a system
or an entire shared complex. A TSO user could easily get hung up trying
I like this answer best of all. If you're hiring a mid- or senior-level
person, then you have to focus on experience. But for entry-level, it's
all about potential.
A corollary to #8 is that the value of business data goes far beyond
retaining one's personal best score in Burning Babies. The
ICHRDSNT comes with RACF as a MOD/LMOD entity only. There is no source
supplied. You can create a usermod with source to replace the MOD/LMOD.
You must use the same DISTLIB as the RACF-supplied MOD, which is AOSBN.
Otherwise you'll get a mismatch error. Here's what our DSNT usermod looks
like.
I believe that the STP-to-9037 scenario was envisioned as an emergency
fallback option, not an upgrade (or rather downgrade) procedure. The
kicker is that your z10 does not have the STP feature now, but the z10 is
no longer upgradable. The only possibility I see is to acquire a different
CEC,
At any given time, we seem to have a some PTFs--a cupful, not a bucket
load--that should not be in the GLOBAL zone at all. They are for product
releases that have already been superseded. For example, at the moment we
have in RECEIVE status PTF UA58781 PTF for FMID HENV54B dated 11.157.
This
Aside from the how of creating your own VVDS, I'm concerned about the why.
OK, if an existing VVDS fills up, that's a why. Otherwise, you might
consider creating your own VVDS at the outset if the default size or
location is likely not appropriate for the volume. For example, a huge
volume
A sysmod can have multiple SOURCEIDs. If you receive a sysmod and specify
your own SOURCEID, yours is added to any that are already supplied in the
PTF being delivered. I do this all the time.
.
.
J.O.Skip Robinson
Southern California Edison Company
Electric Dragon Team Paddler
SHARE MVS
I just now did several PSWITCH and ACOUPLE commands to clean up from a
recent mix-up. No problem as long as *each* command includes TYPE= . For
(I think) historical reasons, omitting TYPE= implies TYPE=SYSPLEX because
in the Garden of Eden, that was all there was. (See what that snake did?)
In
1 - 100 of 688 matches
Mail list logo
