snip
Subject: ADABAS vs IMS vs DB2 Who is faster?
I spoke few days ago with an ADABAS specialist that claimed that ADABAS
is
much faster and has low overhead compared to IMS and DB2. Is this true?
/snip
As with most things in this business, it depends.
The first question to ask is What source
snip
Please can you explain to your audience how long have you been around
and
how long have you been workling with Adabas, IMS and DB2 ?
/snip
I have been a MVS systems programmer for about 35 years. I have worked
with IMS and DB2 for about 5 years. I have never worked with ADABAS.
I have no
snip
Heck, with SMS can do auto archive/auto backup, compress and stripe???
Still
dependant on sentient life forms processing the data.
DISP=(MOD,DELETE,DELETE) maybe???
/snip
That's carbon units to you, Ed G
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For IBM-MAIN
snip
Has anyone else experienced this with Direct-Connect or any other
application? That is have they experienced the application taking over
the system even though it has a low importance level? This is important
to us as we want our CICS processing to be one of the last things to be
hurt if we
Time for a new vendor! Their price may comde down rather quickly after
that!
snip
Nope. The vendor has specifically stated that the release that we have
only supports the R4 format of the checkpoint.
And I've validated that by looking at their interface and changing it
to use the z2 format
snip
Sorry for being dense, but since we now have virtual dasd (RAID) and we
now
have ICF, has anyone done any current research to see if a re-evaluation
of
this process needs to be done?
I am just thinking that with the current dasd types, it maybe that
things
have changed a bit.
/snip
Had a
Make sure the devices are also defined in the HMC.
IIRC it is one of the Single Object operations.
snip
Something strange--maybe some else may have run across...
Did new IOCP for ICC consoles...We did POR
CHPID comes up but when we display Devices none appear..??
Double check IOCP all
Addendum, this was on the same system that the dataset was authorized
on.
SNIP
snip
When we had developed the check, we had conferred with the HSM folks and
were told that they did not allow APF data sets to be migrated.
/snip
This is incorrect. I APF added a test dataset and issued a HMIGRATE
snip
When we had developed the check, we had conferred with the HSM folks and
were told that they did not allow APF data sets to be migrated.
/snip
This is incorrect. I APF added a test dataset and issued a HMIGRATE
command.
(Command migration). The migrate was successful.
IIRC, the dataset will
I can think of nothing that can be done in a single image that cannot be
done in a basic (or parallel) sysplex. Some things are more complicated,
some things are easier. IIRC, 3-5% utilization is the ROT for parallel
sysplex overhead (maybe for basic, but I am not sure).
Parallel sysplex =
My overhead numbers have historically been closer to 10% than 20% for
the OS and its friends (excluding subsystems e.g. CICS, IMS)
BTW, that's 10%-20% of the LPAR consumption. E.G. If the LPAR consumes
20% of the CEC, that would be 10-20% of the 20%. IOTW 2-4%. My 3-5% is
in addition to that.
snip
That brings up a question I had on the part of the post I quoted below.
If you have 2 Lpars in a sysplex, and each Lpar runs say 10 CICSs, how
do you prevent shutting down the 10 CICSs on the system you want to IPL?
I know when I worked at my last job, they had 2 separate z/900s in a
sysplex,
Ed,
Was this from auto-migration or command migration?
snip
ARC1001I apf.authorized.data.set MIGRATE FAILED, RC=0099, REAS=0014
ARC1299I UNSUPPORTED DATA SET FOR MIGRATION
ARC1299I UNSUPPORTED DATA SET FOR MIGRATION
Reascode Meaning
14The data set is an authorized program facility
Peter, et. al.
My results:
APF List Attribute Dataset Attribute Migration Result
SMS managed SMS managedSuccessful
SMS managed Non-SMS managedSuccessful
Non-SMS managed Non-SMS managedFailed
Non-SMS managed
Yes to all of the below. SDSF on LPAR1 will be able to display JOBS,
sysout, CPU, etc. on LPAR2.
IIRC SDSF uses the RMF data area for the DA display. The rest I believe
is handled by JES2.
snip
On system1/connected to server1, can I do a 'DA' to see and browse the
output of jobs running on
Thanks for the update. I was not aware of that requirement.
snip
Staller, Allan wrote:
IIRC SDSF uses the RMF data area for the DA display. The rest I
believe
is handled by JES2.
SDSF requires MQSeries (an extra cost option) for full multisystem
support.
--
Edward E Jaffe
/snip
snip
DFHSM was attempting to recycle the tape. Several messages were
displayed ARC0440I - VOLUME 032009 CONTAINS AN INVALID CDD OR A TAPE
POSITIONING ERROR HAS OCCURRED. ARC0734I ACTION=RECYCLE FRVOL=032009
TOVOL=** BLOCKS= 1 RC= 68, REASON=
DSN=HSM.HMIG.V143501.Y321.OMMD0$02.J7287
Congratulations and best of luck in all that you do!.
Your contributions have been greatly appreciated...
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snip
Looking to find the best process to identify and delete uncataloged data
sets that are in SMS Pools. These can either be VSAM or NON VSAM data
sets.
How often should this process run?
How would I go about reducing or elimiating the fact data sets can be
not cataloged in SMS Pools?
snip
If
snip
Looking to find the best process to identify and delete uncataloged data
sets that are in SMS Pools. These can either be VSAM or NON VSAM data
sets.
How often should this process run?
How would I go about reducing or elimiating the fact data sets can be
not cataloged in SMS Pools?
snip
I have never encountered a bad page dataset. I have encountered page
errors within a page dataset (usually due to some sort of IO error).
The last time I encountered this (circa 1985) the task referencing the
bad page received a S028 abend. The system marked the slot in the page
dataset as bad
Since you do not appear to be leaning towards a hsmPlex, I cannot think
of any graceful way to accomplish the split. Certainly brute force
methods will work.
Regarding creating separate pools of tapes for each HSM, this is easily
accomplished with the aid of your tape management system and dfhsm
snip
Actually, I was not specific enough. What I want is a way in the current
HSM environment to direct specific high levels to different pools of
tapes. So that when I do split, I just assign the existing HSM tapes to
the proper HSM system.
/snip
Again, this is relatively easily accomplished
The relation is definitely *NOT* linear.
According to the M/1-M queueing model, given random transaction arrival,
throughput begins to decline at 30% and increases in a non-linear
fashion
Asymptotically(??) approaching inifinity as utilizaion aproaches 100%.
The curve really takes off after
In a recent note, Staller, Allan said:
Date: Tue, 10 Apr 2007 08:16:17 -0500
The relation is definitely *NOT* linear.
According to the M/1-M queueing model, given random transaction
arrival, throughput begins to decline at 30% and increases in a
non-linear fashion
Asymptotically
This is where IBM distributes the JVM's: /user/lpp/java
There will most likely be several subdirectories depending on your
Level of z/OS.
HTH,
snip
Does this mean it is not installed:
# ls
SERVICE bin dev ivp.scp opt u
SERVICE1 cai etc krb5 samples
Try /usr/lpp/java/J5.0 or
/usr/lpp/java/J5.0_64
HTH,
snip
I was looking for java 1.5 to run on z/os 1.7 but there was no separate
package for it. The only j1.5 i could find was an smpe update to WAS
6.1, and since we have WAS 6.0, we are stuck with j 1.4.
And j1.6 has been out from Sun
That will work great for OS/390 2.10
Change the directory to:
/usr/lpp/java/J1.4/bin on z/OS1.4 for z/OS 1.4
Or on z/OS 1.7 (choose one)
/usr/lpp/java/J1.4/bin JAVA 1.4.(2?) 31 bit
/usr/lpp/java/J1.4_64/bin Java 1.4.(2?) 64 bit
/usr/lpp/java/J5.0/bin JAVA 1.5 31 bit
snip
[EMAIL PROTECTED] (Clem Clarke) writes:
In PCP, MFT and MVT, SVC 99 didn't even exist! Nor TSO.
Yep. TSO was, as I recall, *added* to MVT somewhere along the line.
And SVC 99 was not used, again, as I recall. That came with MVS or
maybe VS2?
/snip
AFAIK, TSO was always a
Nope,
The actual code is:
SR15,15
BRR14
Bill Wilkie wrote:
snip
In case anyone lost it, assemble this:
BR14
Just hive it a name.
/snip
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Yup!!!
-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On
Behalf Of Rob Scott
Sent: Tuesday, April 24, 2007 8:25 AM
To: IBM-MAIN@BAMA.UA.EDU
Subject: Re: Laugh, laugh. I thought I'd die - application crashes
Haven't you two guys just re-created the
Nope. Those are not there!!
snip
In a message dated 4/24/2007 8:14:01 A.M. Central Daylight Time,
[EMAIL PROTECTED] writes:
SR 15,15
BRR14
Plus the eyecatcher and the CNOP for alignment.
/snip
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In your shutdown process issues f omvs,shutdown
snip
We just migrated from 1.4 to 1.7 on our production lpar about 1.5 weeks
ago.
The first shutdown on 1.7 caused JES2 not to come down clean, thus
forcing an ABEND to end it.
Our second shutdown did the same thing.
All of our NJE line printer
snip
Something else comes to mind. I recall measuring these some monitors and
seeing CPU consumption affective. The REFRESH RATE may also force some
sorting, XMS and other stuff to occur on every 20 seconds. Measure the
delta changes on CPU TIME when you adjust the refresh rates. CPU
consumption
Please excuse my indecision. The refresh rate referred to was the
refresh frequency of the online display, not the sample frequency
HTH,
snip
The refresh rate for any ISV monitor may refer to any number of things
but it is unlikely to refer to a global sampling interval if we are
talking about
Oops. Make that imprecision G
snip
Please excuse my indecision. The refresh rate referred to was the
refresh frequency of the online display, not the sample frequency
/snip
H
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snip
Pay peanuts, get monkeys.
.
.
.
Sherman, set the wayback machine to 1990
Yes. Mr. Peabody
$34 per hour? You've got to be kidding. Boeing paid me that amount 17
yrs ago as a PERMANENT employee.
Have contract rates really dropped that far below 2001 levels? I had
better go suck up to my
Bob,
No offense taken.
Having been in the situation and spending almost 2 years looking for a
permanent (or semi-permanent) position,
I was merely pointing out the the multitudes on this list that almost
any paying position is better than
unemployment or Wal-mart, etc.
Many of us have
I have no current information. My last contract was short term (2004) in
a small market.
ISTR about $40/hr. It was still far more than unemployment.
This was at a remote location from my primary residence. I rented an
apt (written off)
$40/day in meals (written off). Travel to/from my primary
The supported migration paths are in the 'n-3' (now n-2) are that way
because that is the level IBM has determined for coexistence and
fallback. i.e. JES, CATALOGS, RACF, etc. can be shared with no ill
effects.
Outside of the migration range (N-3 or N-2) there *IS NO COEXISTENCE or
FALLBACK the
snip
You missed my point! We don't have that! We do route around with
sub-half-second, using velocity goals.
Why do we need transaction goals?
(My original question -- you may need it; we don't)
/snip
You MAY NOT NEED transaction goals. You MAY want them.
Granted your velocity goals are provided
snip
Or management might see that MS really does know the only way to use
computers and finally get rid of all of the dinosaurs.
/snip
Or even boot Microsnot(not a typo) out and run Linux on desktops/servers
(and keep the dinosaurs) G
snip
As many folks are encrypting dump tapes of the system before sending
them offsite, we use the IBM cheap solution of the IBM Encryption
Facility
(5655P97) with the feature to encrypt HSM dump tapes which use DFdss.
Discovered at a recent DR exercise that one dump was missing and later
Don't forget the PARALLEL operand...
/snip
Twit! Once again answering my own question.
DFSMSdss supports the COPY operand for logical and physical copies.
That'll do, although I would still be interested if anyone has an
alternative.
/snip
Mark,
Try
http://www.ibm.com/support/us/
Rarely more the 15 minutes or so for up to 25 or 30 fixes.
File is placed for browser or FTP retrieval.
The Search panel supports keyword searches similar to IBM link.
The onlyt drawback I have found is that this service is 1 or 2 days
behind IBM link.
[snip] Is there a medium to large IBM box that can run a couple
hundred of virtual windows 2003 servers? And said box can scale up to
approximately 1000+ virtual windows servers? [snip]
I am doing research for the possible replacement of 200+ windows
server in our datacenter. We
snip
CA acquired ASM2 so long ago that I forgot where they got it from - but
I don't think CA was the original developer.
/snip
I can think of very few products *EVER* developed by CA. Including their
very 1st product CA-SORT.
Their old motto Software Superior by Design should have read
snip
Can anyone point me to the actual government documents (CMS and DOD)
pertaining to the security requirement for unattended (15 minutes)
connections.
There are two interpretations here:
1) kick the user completely out (CICS TSO)
2) require the user to enter a (Secure Serve Validated)
Enabking APAR is OA12364. PTF UA90255
snip
There is an enabling PTF for IP NJE support for 1.7. I'm not a work so
I don't know the APAR or PTF number, but I think it became available
late last year. You need to have that on.
/snip
LOL,
To carry this argument to it's logical conclusion, each application
would have it's own OS
snip
Subject: Off Topic But Concept should be Known To All
http://www.theregister.com/2007/06/20/usenix_07_opening_keynote/
/snip
snip
Leopard and Vista: Last Gasp of the Big OS?
http://news.yahoo.com/s/pcworld/133276
from above:
Twenty years from now a new generation of computer users will look back
on the operating systems of today with the same bemused smile we look
back at the cars of the late 1950s and early 60s.
Not even close on the region. Try 512M or even better 1024M
snip
Hi,
I am getting a RC of 106 when I am submitting a job using JZOS for Java
5.0. I have specified REGION size as 128M. What am I missing ? (I did
send email to MVS-OE mailing list and posted on the discussion forum for
JZOS. I
snip
As a result, you may find that your not loved transactions will go
along for the ride, based upon the other transactions that are processed
by the server regions.
/snip
Isn't that the whole point? If the loved ones are not happy, no one is
happy. If the loved ones are happy, everyone is
Check arccmdxx for SETSYS RECYCLEOUTPUT also
RECYCLEINPUTDEALLOCFREQUENCY. The latter has nothing to do with
The output, but it can keep you from getting into trouble on the input
side
HTH,
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He's Baaaccckkk!!!
snip
So isham-research.co.uk should still be Phil's domain.
/snip
BTW the Web site appears to have undergone a considerable
(for the better) revision.
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snip
AFAIK FBA devices only worked on VSE and VM so it never got to being
supported on MVS (or VS1 for that matter).
Ed
/snip
Not true. 3370 and 3375 were supported (for a while). Never caught on in
the MVS Markeplace and were dropped
From support after 2 or 3 years. Resurfaced as hard drives
PHB's are notoriously difficult to educate
snip
Great video ed, now if they can get a similar forum for managers and
educate
them, it may make a difference.
/snip
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Seems like there is no physical connection, or an interface is disabled.
snip
I am trying to vary on a 3490 tape doing
cf chp(52),on
v path(1501,52),online That gives me PATH (1501,52) ONLINE
v 1501,online That gives me IEE025I UNIT 1501 HAS NO
PHYSICAL PATHS
And I can find in
Shall I download this and try it?
Especially in view of the extended conversion schedule..
Al
-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On
Behalf Of Marna WALLE
Sent: Thursday, December 14, 2006 9:29 PM
To: IBM-MAIN@BAMA.UA.EDU
Subject: A new tool
Al Staller would like to recall the message entitled RE: A new tool to
help z/OS migrations - the IBM Migration Checker for z/OS!
-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On
Behalf Of Staller, Allan
Sent: Monday, December 18, 2006 8:50 AM
To: IBM
I am in the process of upgrading from z/OS 1.4 to z/OS 1.7. I have
encountered a problem
that I hope some of the listers have seen previously.
If a user codes a job with NOTIFY=SYSUID and is *NOT* logged on when
the job ends, the
user is never notified. JCL isses the message SE 'Job
This is most likely because the dataset are not (accordign to the Mgmt
class) being back up.
By default HSM will not delete any migrated dataset that is not backed
up.
There is a patch document in the DFHSM Diagnosis reference that changes
this behavior.
See:
See Apar PK24076
snip
Speaking of support.
Have you heard that m$ wants to charge for the patches to automate the
new D aylight Savings Time changes back to March?
Hmmm. z/OS 1.8 still doesn't have this right, either. IBM has about 2
months to create a PTF.
/snip
Have you tried a Freespace on the re-or'ed copy? You get some
short term (rapid) increases in utilization, but then it stabilizes.
My CDS's start out about 30% immediately after reorg and will increase
rapidly to about 50%. Thereafter, the increase is very slow up the point
Of the next re-org.
snip
Effective April, Ricoh will acquire IBM's digital printer business for
approximately $.7 billion USD.
Ricoh will absorb all of IBM's digital printer software, sales and
maintenance service divisions.
/snip
Try
Use JAVA_HOME='/usr/lpp/java/IBM/J1.4/bin' (JAVA JRE 1.4 31 bit) or
JAVA_HOME='/usr/lpp/jav64a/IBM/J1.4_64/bin' (JAVA JRE 1.4 64 bit)
or
JAVA_HOME='/usr/lpp/java/IBM/J5.0/bin' (JAVA JRE 1.5 31 bit) or
JAVA_HOME='/usr/lpp/jav64a/IBM/J5.0_64/bin' (JAVA JRE 1.5 64 bit)
Instead.
We have multiple LPARs in a single CEC and have just migrated our
NJE/SNA connections routed over a 2216 switch
to NJE/TCPIP over HIPERSOCKETS (works like a champ).
We would next like to migrate our TSO VTAM cross LPAR routing over
hipersockets also.
Can anybody post a sample of working SNA
snip
It would help knowing what your current environment. You might get
samples that aren't appropriate - that are more misleading than
helpfull.
/snip
Multiple stand-alone LPARS on a single CEC (test(z/OS 1.7),
production(z/OS 1.4), sandbox(z/OS 1.7)). No external communication
outside of the
snip
I use search shelf. Don't need to know which book.
/snip
All of my site searches turnd up the original (non-working) URL's
for lookat and booksrv
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Previously bookmarked and functioning URLS no longer work. In
particular:
http://www-03.ibm.com/servers/s390/os390/bkserv/lookat/ and
http://www-03.ibm.com/servers/eserver/zseries/zos/bkserv/ and
http://www-03.ibm.com/servers/eserver/zseries/zos/wlm/ and
snip
Anyone have any suggestions,on how to test the modifications without
manually changing the clock on the SE, and
performing a Power On Reset.
/snip
I can think of no way to do this unless you have one of the Y2K products
available. i.e. the ones that allow you to
Set an arbitrary date and
Thanks. After RTFMing many many MF's this clarity is appreciated...
snip
Lat I knew, Hipersockets supported only IP. You can easily get TCP/IP
to use it, but then you have to get VTAM to use IP - hence Enterprise
Extender, hence APPN connectivity.
Don't be mislead by the Hipersockets support
Nope. That is the Pre-announcement
z/OS 1.9 is planned to offer
-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On
Behalf Of McKown, John
Sent: Tuesday, February 06, 2007 9:37 AM
To: IBM-MAIN@BAMA.UA.EDU
Subject: z/OS 1.9 announced
Replace volser with volume
-Original Message-
I am trying to find the contents of a tape (DFHSM) and I am
encountering an error.
Below is my command:
hsend list ttoc volser(045388)
Error message:
ARC1001I LIST TTOC VOLSER(045388) COMMAND FAILED, RC=0005, REAS=0004
snip
...not good to make it a TFS because of its size (which takes away from
the kernel) and also that dumps and vi recovery files go there and you
would lose them with an IPL.
/snip
The TFS can be run in a colony address space to reduce pressure on the
kernel
You can create/delete a common dataspace. Requires APF authorization.
IMO a dataspace is preferable.
snipIs this possible or feasible from an Batch application standpoint
??
1). Build data (create) into a Data Space or a Hiperspace in 1 Batch
job.
2). Access this data in many following Batch
Based on the ASM display below, it would seem that you ran out of common
pgspc.
You are in serious danger of another un-scheduled IPL based on your
posting below.
1) PLPA overflowing to common. This is not an issue. Many shops set up
to run
this way. Check the archives.
2) COMMON 97% full.
I believe Jan Jeagar(?) wrote a stand alone editor. Should be on the CBT
tape...
If not try www.planetmvs.com
snip
Is anyone doing this? We know there are products out there that for
example SEA makes one that allows us to get onto a 'dead' system with a
stand alone product but we wanted to
snip
Surely I am not the only site in the world? What about all those US
government sites supposedly still running MVS/XA, OS/360, OS2 or
something?
Don't tell me they are an urban myth?
/snip
IIRC the last revision of the ATC system was running on MVS/XA and
3350(3380?) dasd as recently as the
As long as your paging rates are in the low single digits, there should
be no issue.
My opinion is to leave it offline to z/OS. It takes CPU cycles to manage
that storage
(although at 8GB, probably not too many).
I believe z/VM has some similar issues with excess storage.
Bottom line (IMO) is use
UCLIN.
REP MOD(CEEPLPKA) UMID(USERMODNAME).
ENDUCL.
Any maint to that module will be flagged an notify you to refit the
UMOD.
HTH,
snip
I need to create a usermod to handle a non-IBM product zap to an LE
module that I do NOT want hitting the actual production LE module.
Instead, I want to be
UCLIN.
REP MOD(CEEPLPKA) UMID(). NOTE MOD, NOT LMOD
***
. LMOD does not have a UMID sub-entry.
. One MOD statement per CSECT zapped by
vendor.
.
ENDUCL.
This will ABSOLUTELY cause a regression
Start the continuation in Col 16...
snip
//STEP1EXEC PGM=IEHLIST
//SYSPRINT DD SYSOUT=*
//VOLDDDD UNIT=DISK,VOL=SER=PRK027,DISP=OLD
//SYSINDD *
LISTVTOC FORMAT,VOL=DISK=PRK027,X
DSNAME=('ADC.PSWMGTA.WRKFILE.PM.IEBPTPCH.JCL')
snip
Does that imply that the 750 specified for Period 1 duration equated to
approx. 0.44 clock seconds with the 2003 (1724.7 SU/sec); exclusive of
wait times, natch. And, by extension, does that mean the period is now
down to 0.11 clock seconds on our latest z/890
(8084 SU/sec)?
The short
snip
IOW: We're too stupid to update our legacy systems to use modern
technologies, so the mainframe is junk. typical.
/snip
The following observations come to mind.
1) Clueless Pointy Haired Boss (PHB)
2) Management by Airline Magazine (Ironic, isn't it?)
snip
Actually my 'Conspiracy theory' was meant to be tongue in cheek. I need
another 20+ years as a Mainframe sysprog before retirement so it better
last at least that long ...
/snip
Impudent youn whippersnapper!!! G
--
For
From my experience, NETSRV SOCKET= must point to a valid SOCKET
statement.
Your syntax seems to be correct.
HTH,
snip
I've manually made TCPIP NJE connection to my z/VM system. Now I wanted
to add it to my JES2 parameters,. but am running into an error I don't
understand.
To manually start
I.R.S.?
SNIP
Howard Brazee asked:
-snip-
Have you worked for companies that used terror as a weapon or tool?
-snip
All those with military service need not respond.
snip
OK. Want me to name the companies?
I think I'd rather continue working. However, one of the most widely
known has
snip
Management has decided that it is time for the mainframe to go. They've
got
a project manager looking at a mainframe decommissioning project (feel
my
pain?). We are current now on z/os 1.7 and had ordered the 1.9
ServerPac
and are in the beginning stages of that. Suddenly this project
snip
Pragmatically, there is a pretty good business case for halting the 1.9
project. The costs become an issue if, and only if, the project fails,
runs over schedule, or turns out to be only partially successful.
/snip
Riiiggg! I would place a bet on failure given the time frame
I think the bookmaker would be more lucrative, insurance more practical!
snip
Pragmatically, it would perhaps be wise to balance
the risk with a bet at an English bookmaker, or
an insurance at Lloyd's ?
/snip
snip
snip
Pragmatically, there is a pretty good business case for halting the 1.9
It depends on
1) experience of sysprogs
2) #number of sysprogs involved
3) major subsystems installed (CICS, IMS, DB2, MQ, WEBSPHERE.)
The more subsystems involved, the more sysprogs involved with all of the
conflicting demands, scheduling and coordination involved. The CICS
guys, IMS
snip
Can SYS1.STGINDEX (VIO journaling) have secondary allocations?
/snip
AFAIK, No.
BTW Why are you still doing VIO at all?
It made a lot of sense when disk access times were 17-30 ms, but not
with 3-4ms (Escon/Cache) or 1 ms (FICON/Cache)
When I found that we were doing a CLPA at every
Kees wrote:
snip
AFAIK, No.
BTW Why are you still doing VIO at all?
It made a lot of sense when disk access times were 17-30 ms, but not
with 3-4ms (Escon/Cache) or 1 ms (FICON/Cache)
Is this that simple? The fastest I/O is the I/O you don't do. With VIO
you have a good chance to keep
Try /usr/lpp/tcpip/samples/rmoldlogs
snip
Ouch. For everything that creates a log, I put that in its own private
filesystem. Really helps, given how infrequently I remember to purge the
logs. I'm going to automate that some day.
/snip
ICKDSF INIT CHECK(n) function
/snip
I have a need to do a DOD type clearing of some dasd before it is
returned to the vendor.
I found the CBT Tape entry (737) but was wondering if there is another
one out there that will write Binary 0's and 1's for the number of times
I specify? I do not have
IIRC, STK has a utility that overwrites the backend disks similar to
ICKDSF (and others).
snip
If your DASD does anything similar to the STK SVA 9500 I have, MVS
software becomes irrelevant. Every time a track is written to, the
hardware places the entire track's data in a new set of sectors on
Agreed. Another reason to consolidate on the MF.
snip
From my experience I could say that having mainframe working on DR site
is piece of cake, when compared to the rest of infrastructure.
/snip
--
For IBM-MAIN subscribe /
Have you re-assemed ISFPARMS, any exits, umods, etc with the correct
macro levels?
Have you removed module ISFLPA from LPALIB/LPALST?
snip
I migrated my first system to z/OS v1.9 this past weekend, and my
Operations staff noticed that the SDSF I screen, and its column
labeled POS
snip
My next question is: Since I did get 835 PTFs on (all that didn't
involve NUCLEUS), can I go forward, or should I start over one more
time? Or restore from back up to the pre APPLY state and run again. Or
SMP/E restore?
/snip
Just rerun the apply, fixing problems until a clean run is
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