Re: 64-bits is a really big number! - was z/OS level for SETFRR for AMODE(64)

2006-07-19 Thread Hunkeler Peter (KIUB 34)
So assuming you could use the whole drive, the number of these current generation drives that you would need to back a single address space is (2**64)/(2**38) = 2**(64-38) = 2**26 = 67,108,864 Back in my old life I once did a presentation at an IBM customer meeting trying to illustrate how

GDG in deferred roll-in status

2006-07-19 Thread Joe jeffries
A fairly easy one? Can't remember the command to remove the entry from the base but keep the dataset or, for another example get rid altogether. Thx in anticipation JJ -- For IBM-MAIN subscribe / signoff / archive access

ISPF arbchar

2006-07-19 Thread Jim McAlpine
If I do f p'abc===xyz' I can find any string that begins with abc and ends with xyz and has any 3 characters in the middle. Is the any way to find any n-character string starting with abc and ending with xyz or do I always have to explicitly specify the number of unknown characters. Jim

Re: Info-zip on Z/OS 1.6 and up

2006-07-19 Thread Chuck Arney
It is a feature of the emulated DASD support in Hercules. Chuck Arney illustro Systems International, LLC http://www.illustro.com Access 3270 data from anywhere with z/XML-Host Access 3270 apps from the web with z/Web-Host Access CMS minidisks from OS/390 or VSE with CMSACCess Voice: 972-296-6166

Re: GDG in deferred roll-in status

2006-07-19 Thread John Kington
Joe, Can't remember the command to remove the entry from the base but keep the dataset or, for another example get rid altogether. I use IDCAMS alter command to add deferred GDS to the base: ALTER gdg.name.GVxx ROLLIN I use IDCAMS delete command to delete the dataset: DELETE

Re: ISPF arbchar

2006-07-19 Thread Ed Finnell
In a message dated 7/19/2006 5:32:04 A.M. Central Standard Time, [EMAIL PROTECTED] writes: If I do f p'abc===xyz' I can find any string that begins with abc and ends with xyz and has any 3 characters in the middle. Is the any way to find any n-character string starting with abc and

Re: newbie questions!

2006-07-19 Thread Jon Brock
I strongly disagree. Some good programmers are arrogant, but then again so are some bad ones. The best ones realize that they don't -- and can't -- know it all, and they make allowances for it. Edsger Dijkstra even made humility the point of a paper he delivered at a Turing Award lecture,

COBOL and 64 bits was Re: 64-bits is a really big number! - was z/OS level for SETFRR for AMODE(64)

2006-07-19 Thread Clark Morris
On 18 Jul 2006 11:32:54 -0700, in bit.listserv.ibm-main you wrote: On Jul 18, 2006, at 6:26 AM, Veilleux, Jon L wrote: I always get blank looks when I ask what would happen if someone actually tried to exploit 64bit addressing to the fullest. How do we provide page space to back these

Re: ISPF arbchar

2006-07-19 Thread John P Kalinich
Ed Finnell wrote... Don't know if you can do it in one command but can do the ONLY trick of ===ONLY abc pre Then ===FIND xyz suf nx all Don't remember where ONLY came from, PDS85 commands source or XEPHON. Surely it's the medication ONLY is probably an Edit macro consisting of EXCLUDE

Re: ISPF arbchar

2006-07-19 Thread Dave Salt
Jim, There is no way to do what you want using a single ISPF command, but the following simple edit macro will do it: /* REXX Edit Macro */ address isredit MACRO FIND ABC FIRST FIND XYZ .ZCSR .ZCSR NEXT if rc = 0 then say Found else say Not found exit 0 This will find any line that contains

Re: ISPF arbchar

2006-07-19 Thread Dave Salt
Ed Finnell wrote... Don't know if you can do it in one command but can do the ONLY trick of ===ONLY abc pre Then ===FIND xyz suf nx all The above would find strings such as zzzxyz abczzz, but I think Jim only wanted to find strings where XYZ comes *after* ABC. Dave Salt SimpList(tm) -

Re: Journal Gazette | 07/15/2006 | Governor apologizes for BMV's breakdowns

2006-07-19 Thread Clark Morris
On 18 Jul 2006 10:04:24 -0700, in bit.listserv.ibm-main you wrote: McKown, John wrote: Yet another convert off the mainframe has glitches despite the time (6+ years) and money ($35 Million US) spent. It does not say what OS the replacement system was running on. Nor exactly what the glitches

Re: COBOL and 64 bits was Re: 64-bits is a really big number! - was z/OS level for SETFRR for AMODE(64)

2006-07-19 Thread Jon Brock
I am of two minds about whether the need for COBOL is dying. On one hand, it has served (and served well) for many years and is very well-suited for its original purpose. On the other hand, as time goes by there are fewer people around who know it. It is becoming

Re: Newbie Questions!

2006-07-19 Thread Tom Marchant
On Tue, 18 Jul 2006 15:46:27 -0400, Kuredjian, Michael [EMAIL PROTECTED] wrote: I'm currently in University on my Co-op term as a COBOL programmer for host systems (zOS). I have a few basic questions regarding the zArchitecture that I can't seem to elicit answers to from my co-workers. The

Re: ISPF arbchar

2006-07-19 Thread Ed Finnell
In a message dated 7/19/2006 9:07:06 A.M. Central Standard Time, [EMAIL PROTECTED] writes: ONLY is probably an Edit macro consisting of EXCLUDE ALL followed by a FIND ALL. Right. There was a bug in something for a while that rolled everything to uppercase but it went away a few

JES3 to JES2 Migration

2006-07-19 Thread Mark Wilson
Hi, Would anyone have a project plan for doing the above or any pointers to documentation that I would find useful when embarking on such a task? Kind Regards Mark -- For IBM-MAIN subscribe / signoff / archive access

Re: ISPF arbchar

2006-07-19 Thread Ed Finnell
In a message dated 7/19/2006 9:16:59 A.M. Central Standard Time, [EMAIL PROTECTED] writes: The above would find strings such as zzzxyz abczzz, but I think Jim only wanted to find strings where XYZ comes *after* ABC. Find only strings PREFIXED with ABC, of this subset find only

Re: COBOL and 64 bits was Re: 64-bits is a really big number! - was z/OS level for SETFRR for AMODE(64)

2006-07-19 Thread Chase, John
-Original Message- From: IBM Mainframe Discussion List On Behalf Of Jon Brock I am of two minds about whether the need for COBOL is dying. On one hand, it has served (and served well) for many years and is very well-suited for its original purpose. Likewise Latin.

Linux - Our Saving Grace?

2006-07-19 Thread Daniel A. McLaughlin
Just completed a 4.5 day class on Z/VM Installation and Tailoring for Linux. First off, it was great to get my hands on VM again after a long hiatus. Secondly, it was also nice to hear from my classmates that their sites were putting in Linux under VM as a way to get out of servers back to

Re: Newbie Questions!

2006-07-19 Thread Kuredjian, Michael
Thanks to all of those that are replying. I've found a wealth of information in the IBM RD website. They have an issue that details the architecture of the z990 CPU very clearly. It seems as through IBM is modernizing the arch to handle more OOE/Superscalar execution as they make a push to SOA

Re: ISPF arbchar

2006-07-19 Thread Dave Salt
Find only strings PREFIXED with ABC, of this subset find only strings suffixed with XYZ. Pre come before suf 99.98% of the time. If a line contains the following string: zzzxyz abczzz The second 'word' in the above string is prefixed with ABC. The first word in the above string is

Re: GDG in deferred roll-in status

2006-07-19 Thread Joe jeffries
On Wed, 19 Jul 2006 08:33:46 -0400, John Kington [EMAIL PROTECTED] wrote: I use IDCAMS alter command to add deferred GDS to the base: ALTER gdg.name.GVxx ROLLIN Ok with this one. I need to leave it off. I use IDCAMS delete command to delete the dataset: DELETE gdg.name.GVxx Doesn't

Re: GDG in deferred roll-in status

2006-07-19 Thread Richards.Bob
If it is not rolled in, there is nothing you need to do. Alternately, just rename it. Bob Richards -Original Message- From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On Behalf Of Joe jeffries Sent: Wednesday, July 19, 2006 11:09 AM To: IBM-MAIN@BAMA.UA.EDU Subject: Re:

Heh. Speaking of Java

2006-07-19 Thread Jon Brock
I'm trying to research why I am getting a java NullPointerException when I try to start up Tomcat on z/OS. I go to IBM developerWorks, which wants a screen name. I put in a screen name, click Submit, and I get -- ta da! -- a NullPointerException. Thanks, guys, but what I wanted was

Re: ISPF arbchar

2006-07-19 Thread Tom Marchant
On Wed, 19 Jul 2006 14:57:21 +, Dave Salt [EMAIL PROTECTED] wrote: Find only strings PREFIXED with ABC, of this subset find only strings suffixed with XYZ. Pre come before suf 99.98% of the time. If a line contains the following string: zzzxyz abczzz The second 'word' in the above

Re: Heh. Speaking of Java

2006-07-19 Thread Kuredjian, Michael
Is there an easy way to view the stacktrace? -Original Message- From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] Behalf Of Jon Brock Sent: Wednesday, July 19, 2006 11:24 AM To: IBM-MAIN@BAMA.UA.EDU Subject: Heh. Speaking of Java I'm trying to research why I am getting a

Re: ISPF arbchar

2006-07-19 Thread McKown, John
What I want and would beg for is the ability to use a regular expression in the ISPF editor. Beats the elided out of those primitive picture clauses! -- John McKown Senior Systems Programmer HealthMarkets Keeping the Promise of Affordable Coverage Administrative Services Group Information

Re: GDG in deferred roll-in status

2006-07-19 Thread John Kington
Joe, I use IDCAMS alter command to add deferred GDS to the base: ALTER gdg.name.GVxx ROLLIN Ok with this one. I need to leave it off. If you do not rollin the GDS, the next time that someone attempts to create a +1 generation, the system will locate it and write over it. You really want to

Re: Linux - Our Saving Grace?

2006-07-19 Thread John Cassidy
Not so sure, after the initial rush in 2003-4 to put everything back on the mainframe, common sense has set in. While the idea of putting the tamagotchi's under z/VM is a good one - from all points of view. I have quite a few customers who have migrated away from z/Linux and z/VM. The reason -

Re: Linux - Our Saving Grace?

2006-07-19 Thread Tom Marchant
On Wed, 19 Jul 2006 17:52:22 +0200, John Cassidy [EMAIL PROTECTED] wrote: Maybe we will have to wait (not so long) for Power PC for zSeries. Don't hold your breath. http://www.isham-research.co.uk/mainframe_2008.html -- For

Re: Linux - Our Saving Grace?

2006-07-19 Thread John Cassidy
That or similiar was what I was referring to ;) JC On Wed, 19 Jul 2006 17:52:22 +0200, John Cassidy [EMAIL PROTECTED] wrote: Maybe we will have to wait (not so long) for Power PC for zSeries. Don't hold your breath. http://www.isham-research.co.uk/mainframe_2008.html

Re: Linux - Our Saving Grace?

2006-07-19 Thread Tom Marchant
You mean for instance, from the web site referred below, But whereas iSeries and pSeries share a common processor, the zSeries won't - its architecture is just too different. On Wed, 19 Jul 2006 18:09:32 +0200, John Cassidy [EMAIL PROTECTED] wrote: That or similiar was what I was referring

Re: Linux - Our Saving Grace?

2006-07-19 Thread John Cassidy
Wait and see what IBM will say, they have to react, they are losing z/Linux customers. You mean for instance, from the web site referred below, But whereas iSeries and pSeries share a common processor, the zSeries won't - its architecture is just too different. On Wed, 19 Jul 2006 18:09:32

Mainframe population

2006-07-19 Thread George, William (DHS-ITSD)
My wife and I are looking to spread our wings, move that is. Is there a site or information available listing metropolis' with the greatest mainframe shop populations? -- For IBM-MAIN subscribe / signoff / archive access

Re: Linux - Our Saving Grace?

2006-07-19 Thread Daniel A. McLaughlin
Yes, Linux can run in it's own LPAR with the right processor configuration. I THINK (and it's lack of personal experience here) that Z/VM allows for multiple copies running under the supervision of the hypervisor. Daniel McLaughlin ZOS Systems Programmer Crawford Company PH: 770 621 3256 *

Re: Linux - Our Saving Grace?

2006-07-19 Thread Jon Brock
Yes, it can, but using VM confers some advantages in terms of flexibility, recoverability, and resource utilization. John Cassidy's observation about matching the workload to the processor is on the money, though. We can easily drive our IFL to 100% CPU utilization just by

Re: Linux - Our Saving Grace?

2006-07-19 Thread Jon Brock
Yep -- works great. We currently have 12 Linux guests running on our IFL. For the most part, everything runs just peachy, but we do run into the occasional CPU constraint issue. Things will get interesting when we start hitting our guests a good deal harder than we are now. Jon snip Yes,

Re: Heh. Speaking of Java

2006-07-19 Thread Jon Brock
Which one? The one on z/OS or the one from the developerWorks site? (I have since gotten into dW via the oh-so-scientific method of keep doing it until it works.) I have a copy of the stack trace from the Tomcat issue, and I am taking it up with some people who should be able to point me in

Why is zSeries so CPU poor? (was:RE: Linux - Our Saving Grace?)

2006-07-19 Thread McKown, John
Just out of curiousity, why is the zSeries CPU so poor at CPU-intensive workloads, like Java? Is it the clock speed of the circuitry? Is it the complexity of the instructions? Is it the fact that the machine does a lot of internal checking / checkpointing for reliability and recovery? -- John

Re: Why is zSeries so CPU poor? (was:RE: Linux - Our Saving Grace?)

2006-07-19 Thread Kuredjian, Michael
Does IBM make a co-processor add-in that can provide an assist for the JVM overhead? -Original Message- From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] Behalf Of McKown, John Sent: Wednesday, July 19, 2006 1:10 PM To: IBM-MAIN@BAMA.UA.EDU Subject: Why is zSeries so CPU

Re: Linux - Our Saving Grace?

2006-07-19 Thread SUBSCRIBE IBM-MAIN tdell
I could bet the farm that's ECLipz , is code name for hardware emulation at the micro/milli code level. The new architecture could be framed like the CELL expecting one or more 390 CPU's married to a network of CELL processors , which in turn is supported by several other RISC processors

Re: Linux - Our Saving Grace?

2006-07-19 Thread Kuredjian, Michael
Linux can have a small memory foot print. As far as I know, much of the size of a kernel image comes from statically compiled modules. If space is a concern, it's perfectly feasible to omit many kernel modules from the build process and only keep those required as modules. -Original

Re: Why is zSeries so CPU poor?

2006-07-19 Thread Edward Jaffe
Kuredjian, Michael wrote: Does IBM make a co-processor add-in that can provide an assist for the JVM overhead? zAAPs -- Edward E Jaffe Phoenix Software International, Inc 5200 W Century Blvd, Suite 800 Los Angeles, CA 90045 310-338-0400 x318 [EMAIL PROTECTED]

Re: Why is zSeries so CPU poor?

2006-07-19 Thread Kuredjian, Michael
Does zLinux have a kernel patch that allows it to offload the JVM to this co-proc when running in an LPAR? -Original Message- From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] Behalf Of Edward Jaffe Sent: Wednesday, July 19, 2006 1:48 PM To: IBM-MAIN@BAMA.UA.EDU Subject: Re:

ANTP0102I ESTAB. PAIR FAILED- DEVICES NOT IN SUSPEND

2006-07-19 Thread JC Jung
Hello, there I ran into the message ANTP0102I. Attached are the control card and job output. Is there something I have missed? Any comments are appreciated. //STEP1 EXEC PGM=IKJEFT01 //SYSTSPRT DD SYSOUT=*

Re: Why is zSeries so CPU poor?

2006-07-19 Thread Kuredjian, Michael
It's an interpreted language. -Original Message- From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] Behalf Of Goforth, Mark Sent: Wednesday, July 19, 2006 1:56 PM To: IBM-MAIN@BAMA.UA.EDU Subject: Re: Why is zSeries so CPU poor? zAAPs do not work under zLinux. They only work

Re: Why is zSeries so CPU poor?

2006-07-19 Thread McKown, John
-Original Message- From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On Behalf Of Kuredjian, Michael Sent: Wednesday, July 19, 2006 12:53 PM To: IBM-MAIN@BAMA.UA.EDU Subject: Re: Why is zSeries so CPU poor? Does zLinux have a kernel patch that allows it to offload

Re: Newbie Questions!

2006-07-19 Thread Ron and Jenny Hawkins
Tom, FICON is essentially Fibre Channel with extra layers to improve security. Extra layers to improve security? I would have said that essentially FICON is ESCON encapsulated in Fibre Channel Protocol. Ron -- For IBM-MAIN

Re: Why is zSeries so CPU poor?

2006-07-19 Thread McKown, John
-Original Message- From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On Behalf Of Kuredjian, Michael Sent: Wednesday, July 19, 2006 12:59 PM To: IBM-MAIN@BAMA.UA.EDU Subject: Re: Why is zSeries so CPU poor? It's an interpreted language. Again, not really. The Java

Re: Why is zSeries so CPU poor?

2006-07-19 Thread Kuredjian, Michael
Correct. The byte code generated by the Java compiler isn't understandable by any machine except the Java Virtual Machine. The JVM interprets this object code and relays the calls to those found in the host system's API. Out of curiosity, how does C++ perform on zOS? -Original Message-

Re: resetting a KSDS

2006-07-19 Thread Gilbert Saint-Flour
On Wednesday 19 July 2006 15:12, Willy Jensen wrote: anybody have an idea of how to clear an existing VSAM KSDS, apart from REPRO 0 records into it with REUSE? Program INITKSDS in file 183 of the CBT tape has a RESET option that deletes all the records (at least, it tries to) in a KSDS.

Fw: COBOL and 64 bits was Re: 64-bits is a really big number! - was z/OS level for SETFRR for AMODE(64)

2006-07-19 Thread Bill Klein
I don't want to get into either the: Does IBM need to provide a 64-bit COBOL (for z/OS) compiler - because of business needs of programmers or - because of what it says to their customers about COBOL Nor What is the current need for and what is the future of COBOL

Re: Why is zSeries so CPU poor?

2006-07-19 Thread Ted MacNEIL
UCSD Pascal. It created and ran byte code. It was slower than It was called p-code. IIRC, didn't one of the JAVA 'inventors' have something to do with p-code development? Also, at one time wasn't it called j-code? When in doubt. PANIC!!

CGI and Unicode

2006-07-19 Thread Steve Comstock
Current project: create a CGI that can put Unicode (UTF-16) data to the client. But... I can't seem to tell the HTTP server not to try and translate from EBCDIC - just send it in binary. I have a working Assembler CGI. I have now created a modified version to put out UTF-16 instead of EBCDIC

Re: Why is zSeries so CPU poor?

2006-07-19 Thread McKown, John
-Original Message- From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On Behalf Of Ted MacNEIL Sent: Tuesday, July 18, 2006 7:00 PM To: IBM-MAIN@BAMA.UA.EDU Subject: Re: Why is zSeries so CPU poor? UCSD Pascal. It created and ran byte code. It was slower than It

Re: 64-bits is a really big number! - was z/OS level for SETFRR for AMODE(64)

2006-07-19 Thread David Andrews
On Wed, 2006-07-19 at 13:44 -0500, Ed Gould wrote: The Largeness of the numbers just floored me back then, so I am not impressed with 64 bits at all. I remember once being at a SHARE where an IBMer was talking about the OfficeVision product. Someone commented from the audience about the

Re: Why is zSeries so CPU poor?

2006-07-19 Thread Edward Jaffe
McKown, John wrote: OK, then why is there such a perception that the zSeries is CPU underpowered? It is because the other servers are, in reality, usually one trick ponies, doing only a single function whereas the zSeries is usually doing literally 100s and even 1000s of functions concurrently?

Re: COBOL and 64 bits was Re: 64-bits is a really big number! - was z/OS level for SETFRR for AMODE(64)

2006-07-19 Thread Jon Brock
For a few years, we were presumably in no new COBOL -- just maintain what you have mode. Oddly enough, our code base seemed to keep growing. Apparently, some things just write themselves. For that matter, the whole concept that maintenance is something that could be performed by mindless

Re: Why is zSeries so CPU poor?

2006-07-19 Thread Ray Mullins
Yeah, p-code. That was what it was called. Ran like crap on an Apple IIe. I may still have the iAPX 432 POP-equivalent in a box somewhere. It was an interesting concept but alas turned into another one of those dead-ends. Maybe Intel or someone will resurrect the concept. In any case, I'm

Re: 64-bits is a really big number! - was z/OS level for SETFRR for AMODE(64)

2006-07-19 Thread Ed Rabara
On Tue, 18 Jul 2006 08:33:37 -0500, McKown, John [EMAIL PROTECTED] wrote: [mailto:[EMAIL PROTECTED] On Behalf Of Veilleux, Jon L Subject: Re: 64-bits is a really big number! - was z/OS level for SETFRR for AMODE(64) What's the point if you don't have that much memory and can't back it on

3590E K.

2006-07-19 Thread Rugel José
Hi: I have this problem with a new tape 3590E k ( green one ) : CBR4105I No MEDIA3 scratch volumes available in library LIB3494. CBR4196D Job ZAVAZ169, drive 0D02, volser SCRTCH, error code 140169. The code 69 indicates there is no scratch volume MEDIA3, but this new tape

Re: Newbie Questions!

2006-07-19 Thread Bruce Black
I would have said that essentially FICON is ESCON encapsulated in Fibre Channel Protocol. Ron, I don't pretend to be expert in channel protocols, but from what I read the FICON protocols are quite different from ESCON. I've read that ESCON does a channel-CU conversation for each CCW in a

Re: GDG in deferred roll-in status

2006-07-19 Thread Tom Marchant
On Wed, 19 Jul 2006 17:17:16 -0400, Bruce Black [EMAIL PROTECTED] wrote: However, there is a flag in the NVR that says I am a deferred generation (probably in the catalog as well) and I don't know what trouble that might cause later. Wouldn't that be the same flag, Bruce? As I understand

Re: Sizing (Capacity Planning) a Development Shop or Complex

2006-07-19 Thread Hal Merritt
Once again, sub capacity pricing to the rescue. The cost is based on the largest rolling four hour average. Short duration spikes don't count for anything. You set the maximum four hour rolling average on the HMC. And that sets your maximum software price. You could pay less if your consumption

Re: ISPF arbchar

2006-07-19 Thread George, William (DHS-ITSD)
Since seeing this, I put together an edit macro today as I think I could find this useful too. Using your example, you'd enter FM abc*xyz (FM = Find Mask) This would find 123abc987xyz and abc123xyz987 The default is that the 'abc' and 'xyz' must be in the same word. There is a parm that

Re: Why is zSeries so CPU poor?

2006-07-19 Thread Anne Lynn Wheeler
McKown, John wrote: Since we are recalling the past, IIRC there was some CPU designed and manufactured to natively execute p-code. It didn't really make a very good showing in the market. To be totally off topic: I really liked what I read about the Intel iAPX 432. Built from the ground up to

[Fwd: 64-bits is a really big number! - was z/OS level for SETFRR for AMODE(64)]

2006-07-19 Thread Leif Rundberget
Be careful with like terms between the PC(intel) world and the mainframe world. When someone says they have a 64-bit Intel server (Intel, Solaris, AMD, etc.), it does not mean that the server can access an address 64-bits long, the 64-bits refers to the width of the bus. So it can transfer

Re: ISPF arbchar - give it to me, please.

2006-07-19 Thread Christian Weiss
Give it to me, please. -Original Message- From: IBM Mainframe Discussion List [mailto:[EMAIL PROTECTED] On Behalf Of George, William (DHS-ITSD) Sent: Wednesday, July 19, 2006 5:19 PM To: IBM-MAIN@BAMA.UA.EDU Subject: Re: ISPF arbchar Since seeing this, I put together an edit macro today

Re: Linux - Our Saving Grace?

2006-07-19 Thread Shmuel Metz (Seymour J.)
In [EMAIL PROTECTED], on 07/19/2006 at 05:52 PM, John Cassidy [EMAIL PROTECTED] said: Maybe we will have to wait (not so long) for Power PC for zSeries. That's a marketing issue rather than an engineering issue. You could get it today if IBM were willing to issue you a z/OS license for your

Re: Newbie Questions!

2006-07-19 Thread Shmuel Metz (Seymour J.)
In [EMAIL PROTECTED], on 07/18/2006 at 05:26 PM, SUBSCRIBE IBM-MAIN tdell T'[EMAIL PROTECTED] said: To recap.. Much of that is wrong. Mainframes don't actually have a backplane that's governed by a bus arbitrator scheme as some implementation have done in the past. Some do. That channel

Re: Newbie Questions!

2006-07-19 Thread Shmuel Metz (Seymour J.)
In [EMAIL PROTECTED], on 07/18/2006 at 03:46 PM, Kuredjian, Michael [EMAIL PROTECTED] said: 1. zOS has a kernel called the BCP, or Base Control Program. Now. The term kernel in CS carries with it a load of assumptions that simply don't apply; they aren't even wrong, but totally meaningless.

Re: newbie questions!

2006-07-19 Thread Shmuel Metz (Seymour J.)
In [EMAIL PROTECTED], on 07/19/2006 at 12:55 AM, john gilmore [EMAIL PROTECTED] said: No good programmer I have every known was at all humble, That depends on what you mean be humility; every good programmer that I've met was aware of his own abilities *and* of his own limitations. even

Re: newbie questions!

2006-07-19 Thread Shmuel Metz (Seymour J.)
In [EMAIL PROTECTED], on 07/19/2006 at 09:57 AM, Jon Brock [EMAIL PROTECTED] said: Edsger Dijkstra even made humility the point of a paper he delivered at a Turing Award lecture, said paper being entitled The Humble Programmer. Unfortunately, he displayed supreme arrogance in that very paper

Re: Why is zSeries so CPU poor?

2006-07-19 Thread Shmuel Metz (Seymour J.)
In [EMAIL PROTECTED], on 07/19/2006 at 10:48 AM, Edward Jaffe [EMAIL PROTECTED] said: zAAPs Those are normal processors; they are not engineered to run Java byte code more efficiently. They are essentially a marketing gimmick. -- Shmuel (Seymour J.) Metz, SysProg and JOAT ISO

Re: Use of workstation agent

2006-07-19 Thread Shmuel Metz (Seymour J.)
In [EMAIL PROTECTED], on 07/18/2006 at 03:36 PM, Allan Chandler [EMAIL PROTECTED] said: I'm conducting a straw poll trying to establish how many people in the real world actually use the Workstation Agent part of ISPF and on what platforms. I've used ISPGUI, but not most of the WSA services.

Re: Why is zSeries so CPU poor?

2006-07-19 Thread Shmuel Metz (Seymour J.)
In ![EMAIL PROTECTED], on 07/19/2006 at 11:44 AM, Ray Mullins [EMAIL PROTECTED] said: That reminds me of the next great thing in the PC world (which then was mostly Apple, with a few 8080 and z80 boxes thrown in) circa 1981 - UCSD Pascal. It created and ran byte code. ITYM P-code. is - it's

Re: Linux - Our Saving Grace?

2006-07-19 Thread Shmuel Metz (Seymour J.)
In [EMAIL PROTECTED], on 07/19/2006 at 10:39 AM, Laine, Rogers [EMAIL PROTECTED] said: Can't Linux run in a separate LPAR without the need for Z/VM installed? Yes. It is, however, easier to manage multiple images with z/VM. -- Shmuel (Seymour J.) Metz, SysProg and JOAT ISO

Re: Why is zSeries so CPU poor? (was:RE: Linux - Our Saving Grace?)

2006-07-19 Thread Shmuel Metz (Seymour J.)
In [EMAIL PROTECTED], on 07/19/2006 at 01:29 PM, Kuredjian, Michael [EMAIL PROTECTED] said: Does IBM make a co-processor add-in that can provide an assist for the JVM overhead? No, but they provide an option to dedicate a processor to Java work at a lower cost than processors allowed to run

Re: Why is zSeries so CPU poor? (was:RE: Linux - Our Saving Grace?)

2006-07-19 Thread Shmuel Metz (Seymour J.)
In [EMAIL PROTECTED], on 07/19/2006 at 12:10 PM, McKown, John [EMAIL PROTECTED] said: Just out of curiousity, why is the zSeries CPU so poor at CPU-intensive workloads, like Java? Is it the clock speed of the circuitry? Is it the complexity of the instructions? Is it the fact that the machine

Re: Newbie Questions!

2006-07-19 Thread Gabriel Tully
On 7/19/06, Kuredjian, Michael [EMAIL PROTECTED] wrote: Through the ISPVCALL STATUS function, I found that the system I'm on is a zArch 2064 with 4 CPUs; however, is there a way I can retrieve the model # of this system as well? 2064 is the model number, which is a zSeries 900 processor.

Re: Newbie Questions!

2006-07-19 Thread Gabriel Tully
On 7/19/06, Edward Jaffe [EMAIL PROTECTED] wrote: 2064 is the model number, which is a zSeries 900 processor. No. 2064 is the CPU type. The model number is a (usually three digit) number that follows the type, separated by a hyphen. For example, 2064-101. Semantics in my opinion. I've

Re: Newbie Questions!

2006-07-19 Thread SUBSCRIBE IBM-MAIN tdell
To reap what I have sowed. Most programmers have confidence, which is not to be confused with arrogance, which has no place in a craft like this. This is a practiced craft, so I haven't met anybody , with the exception of the Scientist's at Palo Alto , who could call themselves above their craft

Re: Mainframe population

2006-07-19 Thread Shane
On Wed, 2006-07-19 at 09:54 -0700, George, William (DHS-ITSD) wrote: Is there a site or information available listing metropolis' with the greatest mainframe shop populations? A few of us might like to see a list like that. Bet it wouldn't include any Australian cities. Shane ...

Re: Mainframe populations

2006-07-19 Thread Fenner, Jim
topicIs there a site or information available listing metropolises with the greatest mainframe shop populations? /topic Maybe the UN High Commissioner for Refugees would have a list :-) IMPORTANT The

Re: Newbie Questions!

2006-07-19 Thread Gabriel Tully
Through the ISPVCALL STATUS function, I found that the system I'm on is a zArch 2064 with 4 CPUs; however, is there a way I can retrieve the model # of this system as well? 2064 is the model number, which is a zSeries 900 processor. No. 2064 is the CPU type. The model number is a (usually

Re: GDG in deferred roll-in status

2006-07-19 Thread Bruce Black
Wouldn't that be the same flag, Bruce? As I understand it, the BCS just points to the volume and everything else is kept in the VVDS. Somethings, like the SMS classes are stored in BOTH the catalog and VVDS. I don't recall if the GDG flag is among them (I'm at home now, no references) --

Re: Why is zSeries so CPU poor? (was:RE: Linux - Our Saving Grace?)

2006-07-19 Thread Craddock, Chris
Just out of curiousity, why is the zSeries CPU so poor at CPU-intensive workloads, like Java? Is it the clock speed of the circuitry? Is it the complexity of the instructions? Is it the fact that the machine does a lot of internal checking / checkpointing for reliability and recovery? Well

Re: Newbie Questions!

2006-07-19 Thread Ron and Jenny Hawkins
Bruce, Ron, I don't pretend to be expert in channel protocols, but from what I read the FICON protocols are quite different from ESCON. I've read that ESCON does a channel-CU conversation for each CCW in a chain, with data blocks in between, but FICON batches up CCWs and usually sends an

Re: Mainframe population

2006-07-19 Thread Tom Schmidt
On Wed, 19 Jul 2006 09:54:59 -0700, George, William (DHS-ITSD) wrote: My wife and I are looking to spread our wings, move that is. Is there a site or information available listing metropolis' with the greatest mainframe shop populations? Yes, there is! It will be the City of Baltimore next