Re: Recommendations on download monitor

2010-03-30 Thread Jon Brock
Steve,
How are you attached to the Net?  I think (not sure, though) that some 
routers have built-in network monitoring capabilities, at least basic stats 
like you may need.  Also, I think that Microsoft -- among others -- used to 
have a Network Manager program that would allow to collect stats.

Jon

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Re: Senior Java Developer vs. MVS Systems Programmer (warning: Conley rant)

2010-02-26 Thread Jon Brock
I quite liked Lisp.  I haven't messed with it in years, but I just downloaded a 
version of Common Lisp that I plan to install on my laptop PC . . . where, no 
doubt, it will sit unused like so many other evidences of good intentions.

Jon




LISP could cause permanent brain damage!
-
LISP = LOTS of INSERTED STUPID PARENTHESES.  :-)



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OT: Was spam sender

2010-01-22 Thread Jon Brock
Making an OT thread even more OT, that reminds me of something I read just 
yesterday -- the case of the 500-mile email: 
http://www.ibiblio.org/harris/500milemail.html 

It's an interesting tale if you're into problem-solving.

Jon



Faking an email address is fairly simple. Well, at least if the receiver 
doesn't look too deeply at the headers. I even know how to do it with sendmail.


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Re: Anybody use a Wiki for internal information?

2010-01-12 Thread Jon Brock
I set up a Wiki (using PMWiki -- very easy) for our department, 
runnning in a Linux guest under z/VM.  I thought it worked pretty well.  
Unfortunately, we no longer have z/VM or Linux on the mainframe, so it is down 
for the moment.  If I can ever get another box on which to host it I hope to 
bring it back up.  All in all, it's a much better solution than sharing Word 
documents, and the less said about Sharepoint the better.

Jon
 



I have a real gut desire to organize our internal Tech Services into a Wiki. 
Something that is easily searchable with keywords. I'm having a real problem 
with "inertia" and "too much bother" from others in my group. At present, we 
tend to just document things in a MS Word document, then put that in a shared 
Windows folder with a "good" file name. We then ignore it. 

Does anybody out there think using Wiki software is reasonable and more 
effective? Has anybody actually done it? If so, on what platform and with what 
software? It is unlikely that we would host it on z/OS due to CPU usage. That 
would be considered not cost effective.


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Re: Movin' on Up!

2009-12-22 Thread Jon Brock
In keeping with the name of your company, you should have burnt your old 
building.

Jon




Subject: Movin' on Up!

http://www.phoenixsoftware.com/newlocation.htm


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Re: Antwort: How to access FIELDS in a RECORD using Java? (was:RE: How do __you__ read non-DB non-XML files in Java?)

2009-11-19 Thread Jon Brock
The next time you start a compile, toss some coins on the floor.  The shiny 
money usually distracts them.

Jon



Unfortunately, I'm now back at my previous problem of "can I download this jar 
to my PC in order to do my compiles (not tests!) using it so that management 
stays off my back"? I can get away with small test runs in the "sandbox". I 
cannot get away with doing compiles.


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Re: Copy from JES2 to a file

2009-11-09 Thread Jon Brock
I generally just use the point-and-shoot options from the SDSF "Print" menu.

Jon




You described the more archaic (and IMO, more cumbersome) version of the XDC 
line command Lizette mentioned.  You might want to look into the XDC line 
command ;-)


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Google groups and IBM-MAIN

2009-09-03 Thread Jon Brock
As long as I have temporarily left lurk mode, has anyone else begun having 
problems with searching IBM-MAIN posts in Google Groups?  I always used it 
because: a) It kept some load off the archive servers; and b) It was faster 
anyway.  These days, though, it seems as if it has forgotten all of the old 
posts.

Jon

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Re: How often IPL a production LPAR (any good practice)

2009-09-03 Thread Jon Brock
(Leaving lurk mode.)

I think a distiction needs to be made between "applying maintenance" and simply 
changing some things.  Applying SMPE maintenance to a running system can be a 
very Bad Idea.  (Not that I haven't ever done it.)  Changing system parameters, 
load libraries, linklists, etc. is no big deal.

Jon

 

-Original Message-
From: IBM Mainframe Discussion List [mailto:ibm-m...@bama.ua.edu] On Behalf Of 
Ted MacNEIL
Sent: Thursday, September 03, 2009 1:57 PM
To: IBM-MAIN@bama.ua.edu
Subject: Re: How often IPL a production LPAR (any good practice)

>Who says it's bad practice?

A lot of people on this list!

>There are many things that cannot be upgraded or maintained without an IPL, 
>but that doesn't make a bad practice out of those things that do not require 
>an IPL. 

No, but applying to something while it's running IS a bad practice!
-
Too busy driving to stop for gas!

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Re: Amid Economic Turbulence, Mainframes Counter IT Cost-Cutting Trend

2009-01-21 Thread Jon Brock
In that case, I'd be safe!




Always a good idea.
Let the people with the knowledge go.



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Re: another one biting the dust?

2008-12-22 Thread Jon Brock
Indeed.  Linux on z/VM > Linux on bare-metal.

Jon




Linux will run on the bare metal on any architecture, including S/390
and System z (recognizing that Basic mode has gone away with System z).
z/VM isn't a requirement, but it is a fantastic way to get the most out
of your hardware resources.


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Re: FTP MEMBERS FROM PC TO MAINFRAME (HOW TO)

2008-10-30 Thread Jon Brock
That surprises me.  The point of turning prompting off was so that you
wouldn't need to answer "Y" for each member.

Jon





This worked...only thing I had to do was answer 'Y' to each member...


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Re: EXEC PGM=??? to issue operator commands from the JCL stream?

2008-10-21 Thread Jon Brock
We use a program from the CBT tape for this very thing.  

Todd's original need has been satisfied for the moment, as he didn't
need to synchronize commands within a job stream.  Even so, I prefer to
use the program, as differing security parameters at our installation
mean the IEFBR14 method works on the development system but not in
production.

I can't remember exactly which file had the program we use, but I know
it was one from CBT.


Jon





I am sure there is something on the CBT tape. 
Search http://cbttape.org for command and batch


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Re: Virtual (was: IBM PR: System z Announcement ...)

2008-10-17 Thread Jon Brock
Can anybody get to this document?  It keeps coming up as corrupted for
me.

Musta been around Chuckie too long.  That would corrupt anybody.


Jon




An early prototype of this sort of technology has been demonstrated at
the last few SHAREs.

z/VM Live Guest Migration:
http://www.linuxvm.org/Present/SHARE111/S9110rw.pdf


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Re: IBM PR: System z Announcement Webcast on October 21, 2008

2008-10-16 Thread Jon Brock
Maybe by the last few, but certainly not by his whole body of posts.
Radoslaw is a good contributor, and a mainframe guy from way back.  He
is in the position now, though, of trying to maximize price/performance
from a larger standpoint, and that means making decisions based on the
data at hand.  He is just calling them as he sees them.

I like my z box, but it is becoming increasingly difficult to
cost-justify it these days, especially given our company size and
applications.

Jon





It makes you think that his purpose in life is to trash System z, at
least by the tone 
of his posts. 


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Re: foxit, was: Re: zOS R10

2008-09-10 Thread Jon Brock
OK, that was my laugh-out-loud moment for the day.

Jon





I work as a consultant these days. 
I guess i am supposed to tell you things you already know  :-))


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Re: IBM THINK original equipment sign

2008-08-27 Thread Jon Brock
We still do that sort of thing.  You know, wear a competing vendor's
polo shirt to a meeting, etc.  It keeps things lively sometimes.

Jon



When I was at Amdahl, the tech services manager of one of (the ???)
biggest Aussie customers had a pretty good collection of vendor mugs.
He made a point of ensuring vendors got a competitors mug for coffee.
Lots of fun around tender time - the "out-of-town" hot-shot salesmen
didn't know which way to look when he made them a brew. Especially in a
multi-vendor briefing   ;-)

Ah ...   thems were the days.


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Re: Hardware inventory

2008-07-29 Thread Jon Brock
Thanks for the tip.  I thought of that after John McKown sent his
suggestion.  I'll have to see whether I can figure out how to get OS/2
to start up a web server.

Jon




Plug a laptop or some such to your HMC/SE lan. Start the web server on
the HMC. Use the laptop to access anything you need and copy/paste to a
suitable editor. 

Works great, and keeps the family jewels safe from the evil company LAN
:-)


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Hardware inventory

2008-07-29 Thread Jon Brock
As part of a project here, I need to provide a "Hardware Inventory" for
one of our vendors.  The description is "Please include an inventory of
all hardware that includes the vendor, model, and feature code."

I thought I might be able to go to the HMC or the SE and print a listing
from there, but no go.  I can bring up a listing, but I can't print it
or copy/paste it.  Is this data available anywhere on the system?  I'm
sure I have a hard copy of it somewhere, but I hate the thought of
trying to locate it, the more so since I just got back from a BRS
session and my desk is buried.


Thanks,
Jon

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Re: Moving 3390-3 to 3390-9

2008-07-16 Thread Jon Brock
No, actually I'm looking to move one 3390-3 to one 3390-9.  These
particular volumes are pretty much full and it's starting to cause us
application problems.  The application in question has its own means of
parceling out which data sets go where.  I would much prefer to move
these things a volume at a time rather than a file at a time.

Changing all the volumes to be SMS-managed and putting them in pools
would be the best solution, but there are a couple of minor reasons I
don't want to put any effort into that if I can simply move some of them
to mod 9s and be done with it for a while.

SMS management of these volumes will come, though.  Oh yes, it will
come.


Jon




Moving the DSNs with DSS/FDR should be easy enough. You shouldn't need 
SMS, but hard to image that kind of volume and not SMS. You can tell DSS

to move to a pool of DASD, you specify the VOLSERs and the amount of
space 
to use. But your scenario seem more like a logical move, and recatalog,
of 
2-3 Mod3 to 1 Mod9 but you could move numerous MOD3 to several MOD9. If
a 
DSN is allocated, it won't move. So a repetitive process should get them

all moved.


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Re: Moving 3390-3 to 3390-9

2008-07-16 Thread Jon Brock
Yes, they do, but we don't have them.  We do have TDMF, though.

Jon




Innovation Software ( FDR ) has some slick products to do this. 


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Re: Moving 3390-3 to 3390-9

2008-07-15 Thread Jon Brock
I had considered that, but there are tons of data sets on these volumes,
some of which rarely get reorged.  

The volumes aren't SMS-managed, so I can't use the pool method that
Lizette mentioned, either.

Jon




I have another possibility that I have used when moving to new dasd.
Just 
change the delete defines to either point to the new packs or to the new

storage class for the mod 9's.  Then, when the dataset is reorged, as
long 
as it gets reorged on a daily, weekly, or montly or whatever basis, it
will 
get moved.



> If the M9 is in a pool, you could just copy the datasets to the new
volume 
> with DFDSS.


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Re: Moving 3390-3 to 3390-9

2008-07-15 Thread Jon Brock
Thanks, John.  That's just the ticket.

Jon




You can move a mod3 to a mod9 but not three mod3 to one mod9. You need
to
specify ICKDSF on your options statement if you do not have AUTOMATIC
ICKDSF=YES. TDMF will invoke ickdsf to refresh the vtoc to show the
increased capacity on the volume(s).


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Re: Moving 3390-3 to 3390-9

2008-07-15 Thread Jon Brock
I stated my question poorly.  I know that I would user the REFVTOC
command to refresh the VTOC.  What I don't remember is whether that is
what I used to accomplish this when I did it before.  I'm not even
completely sure I did it successfully.


Thanks,
Jon




ICKDSF's REFVTOC command?


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Moving 3390-3 to 3390-9

2008-07-15 Thread Jon Brock
I potentially have a need to move -- preferably on the fly -- some
volumes from 3390 model 3 to 3390 model 9 devices.  I can use the
wonderful TDMF to move like-to-like volumes, and it seems to me that I
figured out a way to move mod-3s to mod-9s.  Unfortunately, I can't
remember what I did, and I can't find any notes about it.  

IIRC, I moved a volume, but it was not recognized as having the larger
capacity until I . . . did something, like maybe refresh the VTOC or
some such.  

Has anybody done this?  Is it possible?


Thanks,
Jon

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Re: Going unsupported - time to fold?

2008-07-08 Thread Jon Brock
FWIW, I pretty much agree with you.  I'm not terribly comfortable with
the "Let it fail" philosophy, though; I would feel obligated to try to
save the company/agency some pain if I could do it simply by pointing
out some potential red flags.


To address the OP, I would think the risks of not doing the 1.9
migration are nearly non-existent.  The risks of not having support,
though, are a bit higher.  We are small shop, but there have been times
when having access to IBMLink (when it worked) saved us from much pain.


Jon





I hate to rain on anyone's parade, but all the posts notwithstanding,
the 
problem here isn't failure, but the fear that it might actually succeed.

If the project is as doomed to failure as many have been saying, then so

what!  Let it fail.  It might be a difficult time and a humbling
experience 
for some, but in the end the original system will be vindicated.
However, I 
suspect that the real concern is that it might actually work.  Maybe not
as 
well ... maybe without all the bells and whistles, but in the end if it
does 
tha job, then management will have been vindicated in the decision.


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Re: Performance report help

2008-05-09 Thread Jon Brock
OK, thanks for that.  I'm having vague memories (the only kind I have
any more) about going through this exercise before.  I can't find any of
the jobs I had worked up, though; it may be that I didn't get any useful
information at the time.  I'll see what I get, though.

Thanks,
Jon




Yes.
Job/Step Accounting -- SMF Type 30.
If you have/had interval accounting turned on.


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Re: Performance report help

2008-05-09 Thread Jon Brock
Thanks for that information, Tom.  I think I might start running it on a
full-time basis.  I'll need to check the parms first, though.

Jon




Jon,

FWIW, I always run RMFMON II.  The overhead is minimal compared to when
I 
use it, which is often.

YMMV,
Tom Conley 


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Re: Performance report help

2008-05-09 Thread Jon Brock
It has been a long time since I looked at it, but I don't think we can
use MXG.  We don't have SAS, and isn't that an MXG requirement?


Thanks,
Jon


 


When I've had to determine what job(s) have caused a large CPU increase
over an interval I've used the SMF type 30 interval records.  If you
have Barry Merrill's MXG the information from them is in the SMFINTRV
dataset.  By using them you can limit the analysis to a short interval
rather than over the full time of the job.  Of course if you talking
about several days of data it would be a lot of information. 


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Re: Performance report help

2008-05-09 Thread Jon Brock
>Take a look at the type 30 records.

Ah, yes.  That would be the section in the book on my desk with a
sticky-label bookmark . . . that says, "Type 30 CPU."  In my own
handwriting. 

  Perhaps I should just give up now.



>CBT file 529 (among others) has a program which can print a report from
the
type 30 data.

OK, thanks for that tip.  I have downloaded and compiled it and have it
running now.  I'll see what it gives me. 


Thanks,
Jon

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Performance report help

2008-05-09 Thread Jon Brock
We have a mystery that needs to be solved, and I am having trouble
coming up with a report that would help me do it.  Here are the
particulars along with a couple of questions:

Our CPU usage had been trending upward -- as it generally does -- for
several weeks, when we finally started hitting the wall hard during
first shift.  CICS transaction times were starting to elongate, batch
jobs were taking much, much longer to run than usual, etc.  We went a
couple of weeks trying to mitigate things as much as possible, when
suddenly, for no reason that we could detect, system usage dropped one
day and we have been OK ever since.  Naturally, upon inquiring we found
that no one had done anything.

Right.

Anyway, I am trying to create a report detailing CPU usage by job for
several of our heavy hitters during the days prior to the big drop.  We
have both RMF and TMON, but I am having little luck with either of them.


For RMF, it appears that SMF type 79 records might contain what I need,
but those appear to only be cut when RMF II is turned on, and we do not
have RMF II activated on a regular basis.  

For TMON, it appears that JD (Job Delta, IIRC) records would have what
we need, but, again, they are not generated on a regular basis.

Questions:
1) Are there other SMF records that could tell me what I want to
know?
2) Are there other TMON records that could tell me?
3) For those of you running RMF, do you have RMF II sessions
running at all times?  If so, does it consume a lot of overhead?
4) For those of you running TMON, do you cut JD records as a
usual thing?  If so, how much does it add to your TMON overhead?



Thanks,
Jon

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Re: Shop zSeries Ordering Issues

2008-05-06 Thread Jon Brock
Thanks for the tip.  I have avoided FROMNETWORK in the past since we
haven't configured cryptographic services, but I may give it a shot next
time.


Thanks,
Jon



-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On
Behalf Of Pommier, Rex R.
Sent: Tuesday, May 06, 2008 1:36 PM
To: IBM-MAIN@BAMA.UA.EDU
Subject: Re: Shop zSeries Ordering Issues

No it doesn't, but check back thru the archives for the past 6 months.
I had an issue where I don't have crypto, either in hardware or in the
appropriate level of JAVA, and hit some snags due to incorrect DDDEF
entries in my receive job.  You can contact me offlist if you want me to
dig back thru my notes on it.

Rex

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Re: Shop zSeries Ordering Issues

2008-05-06 Thread Jon Brock
Does the Internet receive still require cryptographic services?

Jon

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Re: IBM sites on Google Maps

2008-04-10 Thread Jon Brock
Do they have a Front Side Bus?

Jon



I pass by streets "tape drive" and "disk drive" next to Storage Tech
near Boulder, CO.


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Re: z/OS 1.7 with toleration PTFs for 1.9

2008-04-02 Thread Jon Brock
But he's still on 1.7, isn't he?  I don't think TN3270 was required to
be split out until 1.8, was it?  Or was it 1.7?

Jon





I don't know what you are calling it, but you must be if you are using
TN3270.  It is required as of z/OS 1.9. If it is falling into some
low
priority service class, then it could be that it is only TN3270 having
a problem when the system is very heavily loaded and not the entire
system as was previously mentioned.


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Re: Batch job to perform sftp transfer

2008-04-02 Thread Jon Brock
To those of you who helped me with this problem earlier: thank you.
After a bout of illness, I resumed working on our transfer and
eventually -- with the help of the sysadmin at the server site -- got it
working. 

Morals of the story: 
1) Google is your friend, but he can be a confusing friend.  
2) The guy on the other end of the pipe can help you a lot.


Thanks,
Jon

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Re: CPU-Time in z/Os-System. Is The Cpu Time In z/Os-systems A Meaningful Indication?

2008-04-02 Thread Jon Brock
Chris has said (better than I could) what I was thinking.  First stop
should be DB2.

Jon




If the amount of data really is about the same then you have to look to
the organization of the data. For your input files; the block size may
have changed which could lead to an increase in CPU time, but it is
unlikely that you would see such a big change. For your output; there
are lots of minor changes that can have major impacts on performance in
DB2. That pretty much leaves DB2 as the potential culprit. I would look
there first.


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Re: Video of mainframe being shaken

2008-03-18 Thread Jon Brock
I wonder if you were battling "tin whiskers."  NASA had to deal with
those on some of their space-race spacecraft.

Jon





We had a bunch of Amdahl 6280's that had a problem with a string of some
metallic substance that would grow (as a crystal) from the nameplate
down to the platter.


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Re: System z10 announcement (in English)

2008-02-26 Thread Jon Brock
Good ideas on both counts.  AIX is good stuff, and so is pSeries.  

Jon




Our new head of "Open Systems" is said to be an AIX
bigot. I've heard it said that he wants to replace as many Windows
servers (Intel) with AIX servers (pSeries) as possible. Well, it's a
start. I've also heard that he would prefer that the main AIX sysadmins
be the z/OS people (us'ns) and not the current MCSEs. 


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Batch job to perform sftp transfer

2008-02-22 Thread Jon Brock
WE have a need to begin electronically sending data to a state agency
which has formerly received a tape from us.  They have set up an sftp
server on their end and given us the user ID and password they want us
to use.  I can sign on to their site from Windows and from a Linux guest
hosted on our mainframe but I have not so far been able to sign on from
z/OS.  

It is not possible to start an ssh session from within OMVS under TSO.
Presumably, we should be able to start sshd and sign on from a client
session, but that entails some security work which has not been
performed.  (Given the workload on our security guy, I don't look for it
any time soon, either.)  This makes testing and experimenting slow.

Ideally, I would like to be able to set up a batch job that can be run
under scheduler control to transmit this file when it is generated.  If
I am reading the correct information, though, it is not possible to do
this in batch mode using ID/password authentication.  Can anyone say
whether this is correct?  Am I going to need to get the remote server to
add our keys to their setup?  

Thanks,
Jon

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Re: Interesting ibm about the myths of the Mainframe

2008-02-18 Thread Jon Brock
For that matter, I have run (well, started, anyway) Tomcat under Unix on
z/OS using Dovetailed Technologies' JZOS.  WebSphere not required.

Jon




I've suggested to IBM they should do exactly that,
and in addition they should provide a port of
Apache and Tomcat (outside of WebSphere) to
encourage wider use of the platform. 


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Re: New Opcodes

2008-01-29 Thread Jon Brock
I think it's "Pity The Fool."  It's a very dangerous op-code to attempt.

Not many people know that Mr. T moonlights as a hardware architect.

Jon




> Second, there was one mnemonic that caught my eye.  I do not 
> know what it does, but it's probably one that none of us will 
> forget:  PTF.
> 
> 
> 
> Keith E. Moe

Perform The Following? Maybe it is the long wanted "execute immediate"
instruction? Waiting with worm on tongue to read more.


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Re: Copying Unix tar file to tape

2008-01-22 Thread Jon Brock
Glen, 
Thanks for this information.  I don't think I have seen this any
place else.


Jon





Unix tar files have a length that is a multiple
of 512.  I would expect either RECFM=FB LRECL=512,
or RECFM=U and a block size some multiple of 512.

Each file stored in a tar file has a 512 byte header, and
is padded to the next 512 byte boundary.  If you change
the blocksize, the data should be fine but you sometimes
get a warning when tar gets to the end of the file.
The blocksize is specified on the tar command with the b
option as a multiplier of 512.  That is, the default of 20
gives a 10240 byte BLKSIZE.


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Re: Wheeler Postings (Was: How does ATTACH pass address of ECB to child?)

2008-01-22 Thread Jon Brock
Here, for instance:
http://groups.google.com/group/bit.listserv.ibm-main/msg/7941aee482af5b4
8?

Jon



Lynn has answered that question a while ago.  Check the archives.  (His
or ibm-main's)


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Re: Copying Unix tar file to tape

2008-01-22 Thread Jon Brock
Just to clarify this from my experimenting, SDB does not do the trick;
IEBGENER hurks up a hairball if you try this.

Thanks,
Jon



>//STEP1 EXEC PGM=IEBGENER
>//SYSPRINT DD SYSOUT=*
>//SYSIN DD DUMMY
>//SYSUT1 DD PATH='/path/to/file.tar',FILEDATA=BINARY,
>// DCB=(RECFM=FB,LRECL=1,BLKSIZE=8000)
>//SYSUT2 DD DSN=TAPE.OUTPUT.TAR,DISP=(NEW,CATLG),
>// UNIT=TAPE,DCB=(RECFM=FB,LRECL=1,BLKSIZE=0,DSORG=PS)
>//
>
>Note that the BLKSIZE=8000 on the SYSUT1 doesn't really matter too
much.
>Any valid value will do.
>
But I'm not sure that SDB would supply a valid value if you code
BLKSIZE=0 and OPEN for input.

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Re: Copying Unix tar file to tape

2008-01-22 Thread Jon Brock
Thanks for the tips, folks.  I think I'm going to switch to pax for now,
and I have downloaded omvstape to look at later.  

By the way, there is a slight misprint in the 1.8 Unix commands manual.
To add parameters to dictate space allocation and such, the format is
something like this:

pax -W "seqparms='RECFM=FB,LRECL=80,BLKSIZE=0,space=(cyl,(300,50))'"
-wvf "//'dbajeb.subv.pax'" /dir/to/backup


(There is mention of this in OA12816.)

Thanks again,
Jon

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Copying Unix tar file to tape

2008-01-21 Thread Jon Brock
I am trying to write out a Unix System Services file -- a tar archive --
to tape.  For simplicity's sake, I was planning on using IEBGENER, but
I'm a bit confused as to what file characteristics to use for this.
Anybody out there have any sample JCL?

Thanks,
Jon

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NFS mount of zLinux file system -- port

2008-01-17 Thread Jon Brock
I am experimenting with mounting a Linux file system (RHEL 4, running
under zVM) on z/OS.  I can get it to work, but it wants to use an
unsecured port (4005, I think it was).  How can I get NFS on z/OS to use
a particular port?  Is it a matter of setting it in the TCP/IP profile?
Is it a parm entered on the MOUNT command?  

 

The manual has led me around in circles on this, but that may be my own
fault.

 

 

Thanks,

Jon


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Re: Computer Science Education: Where Are the Software Engineers of Tomorrow?

2008-01-11 Thread Jon Brock
The authors were discussing the use of Java as the students' *first*
programming language.  

Anyway, I'm not so sure I hold to the "it's just another language"
mindset as much as I used to.  It seems to me that there are important
differences between the way you conceive of and design a program in
assembler/COBOL/C versus, say, Ruby or Java. 

Jon




   Why should what language is taught matter, after the second or third
language, IF you are a programmer, it's just another language. Mostly
syntax, some semantics.


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Re: Computer Science Education: Where Are the Software Engineers of Tomorrow?

2008-01-10 Thread Jon Brock
>From the first link below:

"jfmiller call to our attention two professors emeritus of computer
science at New York University who have penned an article titled
Computer Science Education: Where Are the Software Engineers of
Tomorrow? in which they berate their university, and others, for not
teaching solid languages like C, C++, Lisp, and ADA."


C++ is a solid language?  I must have missed the memo on that.


Jon



Here is a posting and accompanying article on Slashdot which you may
enjoy.

http://developers.slashdot.org/developers/08/01/08/0348239.shtml

http://www.stsc.hill.af.mil/CrossTalk/2008/01/0801DewarSchonberg.html


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Re: The future of PDSs

2007-12-14 Thread Jon Brock
No, they denied it.  See here: 
http://www.visual-memory.co.uk/faq/index.html#slot7

Jon





I don't know if it was a dig, but Arthur C. Clark and Stanley Kubrek did
admit HAL was based on IBM's name.



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Re: The future of PDSs

2007-12-14 Thread Jon Brock
Exactly.  

Jon






As in "Boss! z/PLAIN, z/PLAIN!"?



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Re: The future of PDSs

2007-12-14 Thread Jon Brock
Depending on how things go here in the next couple of years, either
Nessus or Laomedon.


Jon





Any nominations? :-)



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Re: The future of PDSs

2007-12-14 Thread Jon Brock
Instead of z/BASIC, it should be "z/PLAIN."

Jon




z/BASIC, z/DEVELOPER, z/BUSINESS, z/ENTERPRISE, and of course z/ULTIMATE
.

Keep in mind that I'm in the U.S.A. where we pronounce "z" as "zee", not
"zed". Also keep in mind the bad German accent in English movies where
"zee" is "the".


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Re: How do you collect your Discribuetd systems jobs?

2007-12-13 Thread Jon Brock
Similarly to Bruno, we schedule everything from z/OS, except that we use
CA-Scheduler instead of TWS.  As for the sysout, we just leave it on the
individual machine concerned and browse it there at need.

Jon




We use TWS ( OPCPLEX)  on our Z/os Sysplex  with end to end feature , we
schedule all jobs on distributed server from Z/os . 
We currently schedule batch ( scripts) on  AIX ( pseries ) Linux ( red
hat)
and quite a few Windows servers .  
Using the OPC Data Store  allows you to look at the output from sdsf 


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Re: T3 Sues IBM To Break its Mainframe Monopoly

2007-12-06 Thread Jon Brock
No, I'm going for the popcorn franchise for all those people watching
this play out.

Jon




I think it is time to 'get tough' on this issue of 
laptop mainframes. In the letter to Sam Palmisano 
we should threaten a mass migration of mainframe 
professionals over to 'Waffle & Dinges.' (Will the
Waffle & Dinges guy franchise out his business?).


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Re: I Got a Job

2007-11-28 Thread Jon Brock
I highly recommend "In a Sunburned Country." 

Jon




Ironically, I was just talking about him a week or so ago. I bought his
book "A Walk in the Woods" about hiking the Appalachian Trail from
Georgia to Maine. A pretty good read but I hadn't heard the name in
years until now. 


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Re: IBMLINK ETR Update Issues

2007-11-14 Thread Jon Brock
You have hit on a sore point with me.  I'm still not sure why we have to
pay extra for IBMLink in the first place.  

Jon




So any chance on a refund from IBM, seeing that we're paying top dollars
for
something that hasn't been working for the past 4-5 days? 


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Re: IBMLINK Release 6.0

2007-11-12 Thread Jon Brock
In the immortal words of Bill Cosby, "Never challenge 'Worse.'"

Jon




that was me that said it couldn't possibly get any worse , okay, bad
mistake 
on that one.

I apologize


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Re: IBMLINK Release 6.0

2007-11-12 Thread Jon Brock
Part of agile programming is continuous testing as the product is
developed.  This seems more fragile than agile.  

Jon





Welcome to the wonderful world of the Web and "agile programming"! Why
waste money paying for testers? Just release the product and the buyers
will become your unpaid Q&A people. And, what is really nice, is that if
the buyer doesn't like it, what can they do? NOTHING! Because everybody
does it this way now.


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Re: Another squirrel strike

2007-10-24 Thread Jon Brock
>From the article Phil linked to:

As a rather poignant footnote, the Jersey Journal notes that the
Millars' house is fully decked out in anticipation of Halloween,
"complete with a tiny plastic tombstone on their front lawn". Tony
Millar said the family "will consider dedicating the tombstone to the
squirrel."


We had a squirrel take down the data center once, maybe twenty or so
years ago.

Jon




ISTR one of their number taking hte list down a while back ...

http://www.theregister.co.uk/2007/10/24/kamikaze_squirrel/


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Re: multiple z/OS sharing considerations.

2007-10-23 Thread Jon Brock
It kinda depends on how your work is separated.  We have a production
LPAR and a development/test LPAR.  We IPL production and off it goes
whether test is up or not; there's no waiting for test.

Jon




If you have one machine, and 
it crashes or loses power, then your whole sysplex crashes, and your
outage 
is probably longer because you have to start 2 Lpars and connect them
before 
starting your work back up.  Granted, if one Lpar crashes, the other
will 
keep going.


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Re: multiple z/OS sharing considerations.

2007-10-23 Thread Jon Brock
Another possible -- although perhaps a bit questionable --
benefit of multiple images is that it gives you another layer of control
over system resources allocated to your production work.  WLM is a fine
thing, but it does have its gotchas; LPAR weighting can assure that the
production systems *always* outweigh the others.  

Jon

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Re: VARY too many devices offline

2007-10-23 Thread Jon Brock
I hate to even think about the pain that might have caused.

Jon



or the operator who put a future date at IPL time and really screwed  
up RACF. (story I heard from another company)


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Re: multiple z/OS sharing considerations.

2007-10-23 Thread Jon Brock
A couple of questions, to try to avoid the risk of entering a "teaching
grandma to suck eggs" scenario:

How do you upgrade z/OS or ISV software currently if you are only
running one image?  

Do you have a Coupling Facility in this CEC?

FWIW, I can't see any advantages at all to going with monoplexes.  If
you don't have a CF then I don't think I'd parallel sysplex. 

Jon




I know that is vague. What has happened is that somebody with political
clout is strongly pushing the idea that having two separate z/OS images
on a single CEC (separate LPARs of course) would be "better" than having
a single z/OS system. They have not defined "better". We have not
decided on how to implement this. I know of three possibilities, in my
order of desirability: (1) Parallel Sysplex; (2) basic sysplex; (3)
separate monoplexes.


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Re: VARY too many devices offline

2007-10-22 Thread Jon Brock
Color me disbelieving.  
 
I think in the 30+ years I have been around OS360 and MVS and z/os,  
there has never been an operator mistake of a typo.




Not buying this, either:

I have seen operators make errors but the OS has caught all of  
them and no harm was done.



Jan's take is correct: outlawing mistakes does not mean they won't
happen.  (They're "mistakes," see.)  It also doesn't do much for
protecting your system integrity; nor does it signify any sort of
effective management.  
Demanding 100% correctness from your people on pain of termination is
not only futile and irrational, it can be counter-productive.  

I'm not saying that errors should be taken lightly, but expecting that
you'll never see someone type "V 110E-1107,OFFLINE" instead of "V
1103-1107,OFFLINE" is not realistic.  And simply advocating a
sacrificial firing or two doesn't really help.  It's awfully easy to be
free with someone else's livelihood.

Jon

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Re: RES: ADABAS vs IMS vs DB2 Who is faster?

2007-10-11 Thread Jon Brock
It's funny you should mention the provided utilities.  IBM recently
(last year?  The year before?) unbundled at least some of their
utilities from the base DBMS.  You have to buy them separately now.  

Jon




Also, I believe that there are more DB2 and IMS utilities available than
there 
are for ADABAS. The original question did not mention maintaining the 
products only using the provided utilities.


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Re: ADABAS vs DB2 vs IMS - Another View

2007-10-11 Thread Jon Brock
Part of your basic question -- "will each of these do the job I
need" -- can be out of the hands of the technical staff on-site.  At
this shop, we run CA-Datacom, Model 204, and DB2 on the mainframe.  We
don't run three DBMSes just for kicks, though.  
Our decision, back in the 80's, for writing our patient
accounting system was to use Datacom.  It has a small footprint and good
performance; in order to get equivalent performance from DB2 (at that
time) we would have had to have a bigger machine.  DB2 itself was cheap,
but the costs associated with the hardware upgrade were not.  
Model 204 was required for the decision support package we
bought, so that's how we got that.  Ditto for DB2 and the patient care
package we ended up getting.  
"Faster" and "better" only entered into the first decision -- on
our end, anyway.  

Jon




These days I ask the basic question; will each of these do the job I
need. If 
one does not, I have no interest even if it is the fastest. If they all
do the 
job, then do they all perform in the same range. Hey, one will naturally
be 
faster; we are obsessed with knowing who is the winner. If one is really
slow, 
then cast it out. 


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Re: ADABAS vs IMS vs DB2 Who is faster?

2007-10-10 Thread Jon Brock
Two excellent points.  The first design decision mentioned -- re
resource accounting -- is helpful in many ways but makes this particular
comparison fairly difficult.  

It is also worth noting -- and I think someone may have already
mentioned this -- that different DBMSes often perform well at different
tasks.  One DBMS may scream along at sequential processing but choke on
lots of random table accesses.  You're back to the old "how do you write
the benchmarks" question.

Jon



As a sysprog i don't know which one is faster or causes less overhead, 
but there is a point not commented out. For accounting purposes, DB2
does not 
consume any amount of CPU when processing SQL commads. It repasses this
CPU to the client address space.

There is another point, WLM uses the DB2 requester's DP. This way your
online
requests are privileged in comparation with batch requests (If online
service
classes are superior to batch ones). As far as i know ADABAS process
batch or
online requests the same way. 


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Re: ADABAS vs IMS vs DB2 Who is faster?

2007-10-10 Thread Jon Brock
. . . except that you haven't done anything to answer the original
question, from Itschak: " 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?"

Radoslaw and Allan, among others, have actually attempted answers.  So
far, all you have done is say "Nuh,uh.  They don't know what they're
talking about."  

I have insulted nothing and no one.  All I have done is ask for a more
constructive answer than the above.

Jon




I do not subscribe to this list to "take a Pot Shot at any one" but as
they 
taught me in the "Dale Carnegie courses" many years a'go, you should
always 
state your point clearly otherwise some people might not "get it"..

The Point I was trying to make :

Would you subscribe to the "embryonic stem cells research" email list
and then 
propose to Oliver Smithies, Martin Evans and Mario Capecchi what to do ?

Summary:

Yes, I have been working with Adabas, IMS and DB2 for the last 30 years.
Even went back to IBM 4 years a'go to do all the DB2 courses in Dallas
but 
then again, if you where subscribed to any of the Database email lists,
I would 
not have to introduce myself to you.

Note: These postings I had a "pot shot at" was people making statements 
about things they knew nothing about zero.. zippo .
Maybe their wives/grandmothers would be impressed with their statements
but 
please, do not expect us to "clap" on an "IBM Technical list"... 

You are insulting my intelligence, my experience and everything I got
paid for, 
for the last 30 years.


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Re: ADABAS vs IMS vs DB2 Who is faster?

2007-10-10 Thread Jon Brock
Did you have a different answer than Allan's "It depends," or were
simply taking the opportunity once again to take a potshot at someone
for no good reason?

Jon

 


Summarized :

a) So you never worked with ADABAS in your life
b) You only worked with IMS and DB2 for 5 years... maybe as a user

but you are talking about :

a) SQL 
b) Database access methods
c) Which Database people should be using

Summarized :

Are you working for the 'White house" maybe  because everybody there is
also 
experts but the funny part ?  "your post your findings to an IBM
technical 
list"...

Tell me , what should I invest my money in ? I need investment advice
too..


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Re: FW: Industry Standard Time To Analyze A Line Of Code

2007-10-03 Thread Jon Brock
OK, for those who have (rightly) pointed out the problems with LOC as a
performance measure: what can we come up with that would be better?  Ted
mentioned function points.  Is there anything else?  Measuring stuff is
a large part of our job; do we have any worthwhile metrics?

Jon

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Re: My turn to grip about ServiceLink

2007-09-17 Thread Jon Brock
I actually prefer the idea of a web-based solution; I can access it from
work, home, a hotel, or the coffee shop down the road.  As long as it
works.

Jon



I would hope that there is now a plan-B (and hopefully a plan-C, 
just in case) but we won't know for a while.  I suspect that they 
will be web-based just because the web is the nearly universal
access medium now, but so what?  If it works (unlike the current 
implementation) we get the service we expect/need.


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Re: Tech Notes - Any body know about them or where they are hidden?

2007-09-17 Thread Jon Brock
I wouldn't mind so much using the search function at ibm.com if:

a) You could get it to work without timing out most of the time;
b) You could filter the results better;
c) When you click on a search result link, you could actually get the
page referenced most of the time rather than the "Link not found" page.

I realize that everything is easy when it's someone else's job, but for
the life of me, I can't understand why the foremost information
technology firm in the world has such a difficult time making their
public face work reliably.

Jon




Would a search on the following site have provided you with the info you
needed?

http://www.ibm.com/support/us/en/


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Re: Wikiscanner

2007-09-11 Thread Jon Brock
Which reminds me:
Wikipedia Celebrates 750 Years of American Independence!

http://www.theonion.com/content/node/50902


It's a classic.

Jon



Thats why I never go to Wikipedia to look something up.  If anyone can 
change it, how can you trust any of it?


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Re: The future of IBM Mainframes [just thinking]

2007-09-11 Thread Jon Brock
Here's one that I remember reading a while back:
http://www.cio.com/article/131500/Eight_of_the_Worst_Spreadsheet_Blunder
s

The article itself even has an amusing error in blunder #3, entitled
"Fannie Mae Discovers $1.3 Billion "Honest" Mistake.  They quote from PC
World:

'Fannie Mae, which finances home mortgages, stated in a news release of
third-quarter financials that it had discovered a $1.136 billion error
in total shareholder equity. Jayne Shontell, Fannie Mae senior vice
president for investor relations, explained in a written statement,
"There were honest mistakes made in a spreadsheet used in the
implementation of a new accounting standard."'

1.136 = 1.3?

Jon



I've seen many a non-programming type (secretaries, VP's, accountants,
and other usual suspects) build spreadsheets and assume, that because
they typed it in, the figures were accurate.

Not learning any programming discipline, they never learned to check for
boundary conditions, cross-checking of rows vs columns, etc.

I've seen corporate reports with tables with !#DIV/0 in the final
product.

I wish I could still find a copy of an article, from last year, that
stated most re-statements of earnings were due to people without the
discipline just dumping data into a spread sheet (without checking).


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HFS in master catalog

2007-09-07 Thread Jon Brock
Our HFS datasets are all currently SMS-managed and cataloged in the
master catalog.  I'm thinking of moving them to a usercat to facilitate
OS upgrades.  To judge by the IBM-MAIN archives, this seems like a
reasonable thing to do.  

Are there any particular things I need to keep in mind when I do this?
Any nasty gotchas to beware of?


Thanks,
Jon

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Re: Chips the Size of Dust ??

2007-09-05 Thread Jon Brock
It's only fair.  I have dust the size of chips.

Jon

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Re: zOS Unix DOS2UNIX

2007-08-30 Thread Jon Brock
That is what I did.  It worked fine.  




In fact, jEdit can be configured with an "ftp" plugin to edit files on
z/OS.   It is a little tricky to setup, but works very cool, and
supports setting the encoding and line-terminators of the file.



Hmmm, never tried that.  I don't do much in the way of coding these
days, though, and I'm way out of touch with much of the common methods
of operation.  We just recently created our first CVS repository -- on
Linux under VM -- and if we can get the problems worked out with the
subclipse plugin we might switch it over to subversion.


But, what I tend to do most when developing a "project" of code is to
setup the source tree in Eclipse and then use an "ant" script to
incrementally upload any changed files, using the "ftp" task with the
"depends" tag.



Jon

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Re: zOS Unix DOS2UNIX

2007-08-30 Thread Jon Brock
I had a Java-based editor (jEdit, I think) loaded on my old PC that I
could use to edit files under z/OS.  It was perfect for editing ASCII
files that needed to reside on OMVS.  

Perhaps I'm odd, but I like both vi and OEDIT, at least to some degree.
NFS-mounting a z/OS file system is on my to-do list.

Jon



I use both "vi" (well actually vim on Linux) and OEDIT. Of course, I
mean in the appropriate environment (OEDIT in TSO OMVS) and vi on a
telnet login. Both have strengths and weaknesses. There are things that
I can do so easily in OEDIT but have never figured out how to do in "vi"
(like C 'A' 'B' ALL 5 to change all "A"s in column 5 to "B"s. Or use
start and end labels). But I absolutely adore the use of regular
expressions in "vi".

Believe it or not, I NFS mount a subdirectory on my Linux desktop system
on z/OS. I then use both "vim" on Linux and OEDIT on z/OS to edit files
that I keep stored on my Linux system. Granted, this means exiting one
editor and enter the other, back and forth, to do some things. But it is
efficient for me. The NFS mount attributes successfully manage the
EBCDIC/ASCII translation for me. So, does this mean that the people from
the "funny farm" will be calling?.


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Re: zOS Unix DOS2UNIX

2007-08-29 Thread Jon Brock
Using normal 3270 access?  I get "FSUM9140 Terminal "dumb" has
insufficient capabilities for Curses."

Jon





I don't understand. You don't have to wait for telnet.
You can do this under omvs directly.


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Re: zOS Unix DOS2UNIX

2007-08-29 Thread Jon Brock
Thanks for the tip.  I haven't tried accessing OMVS from a telnet
session yet.  When I do, I plan to give this a try.

Jon



The following works for me:

#! /bin/sh

# DOS text to UNIX -- convert  to 

exec sed -e 's/^M$//' "$@"

... where "^M" represents an actual 0x0d character, entered in
vi by pressing ctrl-V Return.  One could presumably do likewise
with OEDIT HEX ON.


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Re: zOS Unix DOS2UNIX

2007-08-29 Thread Jon Brock
Thanks, John.  The "tr" command seems to have worked.  I don't have perl
installed yet.

Jon



However, if you want to remove all 0x0D characters, even
those in the middle of a line, you can:

tr -d '\015' output.file.without.x0d

If you have Perl installed, then this will do what I think you want:

perl -n -i.bak -e 's/\015$//;print' input.file

At the end of this program, input.file will have trailing 0x0d (015
octal) characters removed. The original file will be "input.file.bak".
If you don't want a "backup" file, then:

perl -n -i -e 's/\015$//;print' input.file

will work.


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zOS Unix DOS2UNIX

2007-08-29 Thread Jon Brock
Is there a version of DOS2UNIX that runs on z/OS Unix?  I thought there
might be one on the "Tools and Toys" page, but it appears not.

Thanks,
Jon

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Re: Age Poll Results: 49.47

2007-08-16 Thread Jon Brock
I went to a class once.

Jon




> I had the opposite experience. As a rookie I went to classes all the
time.


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Re: IBMLink down

2007-08-03 Thread Jon Brock
Remind me not to ever work with the IBM Web Authentication system.

Jon


  
The IBMLINK/ServiceLink Web service was disrupted on July 30 and
31 for approximately 3 hours each day due to a Information Technology
Infrastructure problem with the **IBM Web Authentication** system . . .



As regards the ServiceLink  outage of August 1 for approximately
5 hours, there were two unique root causes.   One issue was that  the
**IBM Web Authentication** incorrect system setting change and . . . 

secondly an
error in the Domain Name Server caused **IBM Web Authentication** and
other
applications like  IBMLINK/ServiceLink web platform requests to fail . .
.

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Re: Linux - any specific DASD requirements?

2007-08-02 Thread Jon Brock
A couple of links for Linux documentation:
The Linux documentation project: www.tldp.org

The Linux-390 list archives: 
http://www.mail-archive.com/[EMAIL PROTECTED]/index.html

CentOS: http://www.centos.org/
CentOS is a re-creation of Red Hat Enterprise Linux from source, without
any of Red Hat's proprietary stuff.  There are CentOS 4 versions for
s390 (32-bit) and s390x (64-bit) systems.

If you have z/VM available, I highly recommend installing Linux under
that; running it in an LPAR works fine, though.

Linux is fairly small -- depending on which components you install, of
course -- so 10 mod-3s should be plenty for getting your feet wet.

Jon




-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On
Behalf Of O'Brien, David W. (NIH/CIT) [C]
Sent: Thursday, August 02, 2007 2:38 PM
To: IBM-MAIN@BAMA.UA.EDU
Subject: Linux - any specific DASD requirements?

My Z/OS support is going to set up a Linux LPAR and wants to know if
there are any Linux specific DASD requirements.
 
Or should I just give him 10 3390-3s and tell him to have fun?
 
For my own edification, where might I find Linux doc?
 

 

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Re: MVS - Z/OS Job Market, What should the rates be?

2007-08-01 Thread Jon Brock
Thanks for the link, Dave.  The one I had no longer worked.

Jon



> From: Jon Brock <[EMAIL PROTECTED]>
> All the witty repartee is great, but does anyone have any actual
numbers
> that would be relevant?  I thought I had the 2007 Robert Half survey,
> but I can't find it.

I don't have it, but you can get it here: http://tinyurl.com/htolh

More links here: http://jobstar.org/tools/salary/sal-comp.php


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Re: MVS - Z/OS Job Market, What should the rates be?

2007-08-01 Thread Jon Brock
Thanks for this reference, Lizette.  I hadn't heard of that one.  

I'm not interested in changing jobs, but it's nice to know that there is
a place to look for this sort of thing.

Jon




My website of Choice for salary ranges is in SALARY.COM.

The wizard is free and seems fair in its ranges.

Lizette


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Re: MVS - Z/OS Job Market, What should the rates be?

2007-07-30 Thread Jon Brock
All the witty repartee is great, but does anyone have any actual numbers
that would be relevant?  I thought I had the 2007 Robert Half survey,
but I can't find it.

Jon

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Re: z/OS job market (I could just scream!)

2007-07-27 Thread Jon Brock
Of course, one of the downsides is that whole "neuter" thing.  

Jon



Oh Lindy I dont know - free board and lodging, someone to clean up after

you and cuddles whenever you want them and no other expectations at all.

Not even taxes. You'll be looked after until the end of your days (if
you 
choose your household well), so no worries about pension and stuff.
Sounds 
like a good second choice to me!


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Re: z/OS job market (I could just scream!)

2007-07-27 Thread Jon Brock
Maybe I'm a bit unusual, but I have always wanted to visit Poland.
Russia, too.

Jon




Well, I was watching a Rick Steve's Europe show about Krakow and Warsaw
last night.  They both look like nice cities to live in and I understand
that Poland is looking for mainframe expertise.  Maybe it's time to
learn Polish. :-)


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Re: [BULK] Re: MXI 4.3 (was Re: SMP/E question - how to find dsname ?)

2007-07-17 Thread Jon Brock
Egad, that's a stressful life.  I don't think I could take that for very
long.  My sympathy to you.

Jon





. . . these days my working day starts at about 9am and finishes about
midnight.


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Re: PSI MIPS (was: Links to decent 'why the mainframe thrives' article)

2007-07-16 Thread Jon Brock
You left out:

c) Amazingly good-looking, intelligent, and affable technical staff.

Jon



It means Itanium is 4.3 times faster than AMD. I doubt it.
BTW: IMHO comparison of CPUs is senseless when we talk about *computer
speed*. What about I/O ?
I saw Hercules on PC, almost 40MIPS, but TSO logon time was over 5
minutes. Every I/O operation was slooow.
IMHO the strengths of mainframe are:
a) I/O
b) OS



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Re: Stooped to What? And for Whom?

2007-07-16 Thread Jon Brock
For my part, I stoop to concur.

Jon


-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On
Behalf Of john gilmore
Sent: Friday, July 13, 2007 9:21 PM
To: IBM-MAIN@BAMA.UA.EDU
Subject: Re: Stooped to What? And for Whom?

Famously, one may "stoop to conquer"; but here . . . ?

John Gilmore
Ashland, MA 01721-1817
USA

_
http://newlivehotmail.com

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Re: IBM withdraws Z890 ?!?!?!

2007-06-29 Thread Jon Brock
After a few years' experience, I have come to wonder whether it's even
possible to be too pedantic for this list.

Jon




That also uses the term properly, since (as a trademarked term) it is an

adjective, not a noun.  (But that may be getting too pedantic :-)


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Re: Operating systems are old and busted

2007-06-25 Thread Jon Brock
. . . and for those of you who -- like me -- were made curious by Shane's 
remark, here is the minix3 URL: http://www.minix3.org/

>From the site: 

What hardware do I need to run MINIX 3?
You need an Intel 386 or higher with 4 MB of RAM, an IDE hard disk with100 MB 
of free disk space, and an IDE CD-ROM for booting. It is not possible to boot 
off a USB CD-ROM drive (yet).


Jon



Why wait ???.
Last week I meandered into the minix3 site - what goes around comes
around. Kernel is around 4000 lines - IP and X included. 
Will have to give it a go, just for the experience.


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Re: Help with UNIX abend

2007-06-06 Thread Jon Brock
>From horrid experience, I can recognize the 0F01C008 as a dubbing failure, 
>most likely a security problem, such as the lack of an OMVS segment (the 44 in 
>R1 supports this).  As for finding the error codes, good luck.  They are 
>harder to find than facts in a political speech.

Jon 



-Original Message-
From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED]
Behalf Of Lizette Koehler
Sent: Tuesday, June 05, 2007 7:52 PM
To: IBM-MAIN@BAMA.UA.EDU
Subject: Help with UNIX abend


Okay, I hate UNIX abend codes.  They just do not seem to parse easily.  So
would some kind soul help me understand this problem?

+CEE0374C CONDITION=CEE3250C TOKEN=00040CB2 61C3C5C5   527 
  WHILE RUNNING PROGRAM BPXINLPA   
  AT THE TIME OF INTERRUPT 
  PSW 478D3400 866FC45E
  GPR 0-3 0044 84EC6000 009C 0B0C00FC  
  GPR 4-7 88D9ED0A 0F01C008 0044 01027068  
  GPR 8-B 0001   7F58DA68  
  GPR C-F 066FC6E0 18585978 866FAB9C 0F01C008<---
  FLT 0-2 484665D0F454DE7D  1800   
  FLT 4-6      

I know it could be the UID is not properly established for the USER ID, but
I would love to find the error definition in some book.  Searching on
0F01C008 only yeilds SAS issues.  But I would like a little more details.

Thanks.

Lizette

PS  MAXPROCSYS is okay.  I am well within the limits.

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Re: Any way at all to detune JES2MON?

2007-05-23 Thread Jon Brock
The "curious" part was that I thought you were seeing JES2MON eating more CPU 
than JES2 on your production system.  Upon looking back, though, I see it was 
your sandbox.  That makes a lot more sense.

Jon




Why curious? That would be more normal behavior.  The monitor is looking 
at things even on an idle system, so in a sandbox that is just sitting idle most
of the time, the monitor takes more CPU than JES2 itself does.


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Re: Any way at all to detune JES2MON?

2007-05-23 Thread Jon Brock
Curious.  On my production system, JES2 has used about 6 times the CPU as 
JES2MON.

Jon




>Mark Zelden wrote:
>> Even in my sandbox it looks like this:
>>
>> NET 5278.54
>> XCFAS   2947.96
>> WLM 2565.59
>> MIA 1887.83
>> GRS 1862.82
>> MII 1800.62
>> RMFGAT  1776.38
>> *MASTER*1235.15
>> TCPIP945.06
>> SVOS 943.20
>> JES2MON  873.01
>>
>
>And, where is JES2 itself on this list? It does look silly when the
>monitor uses more CPU than the monitee (is that even a word?).

Monitoree? 

Have to add a few more... My screen was still on the same display
so all the other numbers are the same.

NET 5278.54
XCFAS   2947.96
WLM 2565.59
MIA 1887.83
GRS 1862.82
MII 1800.62
RMFGAT  1776.38
*MASTER*1235.15
TCPIP945.06
SVOS 943.20
JES2MON  873.01
OMPROUTE 833.35
ZFS  819.11
JES2 695.86


>
>JES2's monitors should probably use an adaptive algorithm that gets more
>aggressive when needed. JES3 monitors use very little CPU until
>something appears out of the ordinary. Then they crank up.
>

Sounds like a good approach to me.

Mark
--
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Sr. Software and Systems Architect - z/OS Team Lead
Zurich North America / Farmers Insurance Group:  G-ITO
mailto:[EMAIL PROTECTED]
z/OS and OS390 expert at http://searchDataCenter.com/ateExperts/
Systems Programming expert at http://expertanswercenter.techtarget.com/
Mark's MVS Utilities: http://home.flash.net/~mzelden/mvsutil.html

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