Re: Novell Suse vs Red Hat

2007-09-25 Thread Mark Perry

Eatherly, John D [EQ] wrote:

We are looking at Red Hat and SUSE.  Does anyone have any input on which
one is better for the z platform.  Any advantages or disadvantages?  The
only difference that I can see is that SUSE seems to be a little ahead
on the maintenance releases.   I have done some searching but cannot
find much more that would help us make this decision.  Any input on this
would be appreciated.   



Hi John,
I have worked with both RHEL 5.0 and SLES10-SP1. I must admit that my
previous experience was mostly SuSE (many years PC and z). For me I
found SuSE much easier to install, customize, and to maintain. But if I
had worked with Redhat for years my preferences may have been totally
reversed ;-)

Both products are excellent, but although its all GNU/Linux underneath
the supporting installation and administration scripts the distros use
are totally different. If you are new to Linux, then the choice really
is yours, if you have some expertize in either one I would recommend
that you stick with that one. Also mixing the two (as we do) is an
administration headache, better to pick one distro and stick with it.
Example Firewall - both distros provide tools, both different, even
though iptables is running underneath it all. And the exmaple list could
go on and on ;-)

Another point is what will your main application/solution be? Checking
support for that may be more important than the base distro itself.

Mark

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Re: Novell Suse vs Red Hat

2007-09-25 Thread Evans, Kevin R
We use RHEL here. I do not work on the RHEL codebase (but that code
feeds messages into the code that I do support here). I hang around here
out of interest. I believe that the person that chose RHEL did so
because of other stuff in use was supported at the release level that we
started using RHEL.

I do notice though, that there are many more SUSE questions raised (and
answered) here than RHEL. It's not obvious to me why that is. Is it
because:

SUSE is used more than RHEL?
Because SUSE has more problems (don't think this is so).

I don't know the answers (and don't mean to start any long thread here
).

Kevin

-Original Message-
From: Linux on 390 Port [mailto:[EMAIL PROTECTED] On Behalf Of
Eatherly, John D [EQ]
Sent: Monday, September 24, 2007 9:49 PM
To: LINUX-390@VM.MARIST.EDU
Subject: Novell Suse vs Red Hat

We are looking at Red Hat and SUSE.  Does anyone have any input on which
one is better for the z platform.  Any advantages or disadvantages?  The
only difference that I can see is that SUSE seems to be a little ahead
on the maintenance releases.   I have done some searching but cannot
find much more that would help us make this decision.  Any input on this
would be appreciated.   

Thanks in advance...
John Eatherly


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Re: Create PDFs

2007-09-25 Thread Evans, Kevin R
I remember EEs at a prior company using Forth years ago. They used to
"extend" the language set by "adding" their own instructions. Then they
couldn't remember "how" their own instruction worked (these were EEs
doing this stuff not software guys./me waits for the verbal abuse to
come in), so rewrote it for other code later on. Seemed very powerful
but didn't see much use (at least at that company). I'm not surprised it
didn't really go anywhere.

-Original Message-
From: Linux on 390 Port [mailto:[EMAIL PROTECTED] On Behalf Of
Adam Thornton
Sent: Monday, September 24, 2007 11:40 PM
To: LINUX-390@VM.MARIST.EDU
Subject: Re: Create PDFs

On Sep 24, 2007, at 5:40 PM, Rick Troth wrote:

>
> PostScript is a 4th-like language  (where, for those unfamiliar
> with it, there was once a language called "4th" and PS is like it).

"Forth".

Pedantically yrs,
Adam

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Re: Novell Suse vs Red Hat

2007-09-25 Thread Stahr, Lea
We use SuSE on the z. The original reason was the support for our
environment. Last week at the IBM Expo, two presenters from IBM said
that they had given code to SuSE and Red Hat that only SuSE had included
in their distributions. Our two 32 bit Red Hat HPC clusters are Red Hat
today but the vendor is switching to SuSE for the new 64 bit clusters.

Lea Stahr
Linux,  zLinux, and zVM Administrator
630-753-5445
[EMAIL PROTECTED]


-Original Message-
From: Linux on 390 Port [mailto:[EMAIL PROTECTED] On Behalf Of
Eatherly, John D [EQ]
Sent: Monday, September 24, 2007 8:49 PM
To: LINUX-390@VM.MARIST.EDU
Subject: Novell Suse vs Red Hat

We are looking at Red Hat and SUSE.  Does anyone have any input on which
one is better for the z platform.  Any advantages or disadvantages?  The
only difference that I can see is that SUSE seems to be a little ahead
on the maintenance releases.   I have done some searching but cannot
find much more that would help us make this decision.  Any input on this
would be appreciated.   

Thanks in advance...
John Eatherly


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naming dasd devices

2007-09-25 Thread Jorge Souto
Hello,

I am building a large EVMS volume with a lot of minidisks

/dev/dasda  (i.e. minidisk 200)
/dev/dasdb  201
...

I'd like to name the devices similar to the minidisks:

/dev/dasd200
/dev/dasd201
/dev/dasd200a (pav for minidisk 200)


I think it's possible with udev, but /dev/dasdx it's the kernel name.

If it isn't possible to modify the kernel name, I would create an
alternative /dev/disk/by-minidisk/dasd200


Any suggestion?





Thanks

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Re: Create PDFs

2007-09-25 Thread McKown, John
> -Original Message-
> From: Linux on 390 Port [mailto:[EMAIL PROTECTED] On 
> Behalf Of Evans, Kevin R
> Sent: Tuesday, September 25, 2007 5:53 AM
> To: LINUX-390@VM.MARIST.EDU
> Subject: Re: Create PDFs
> 
> 
> I remember EEs at a prior company using Forth years ago. They used to
> "extend" the language set by "adding" their own instructions. 
> Then they
> couldn't remember "how" their own instruction worked (these were EEs
> doing this stuff not software guys./me waits for the 
> verbal abuse to
> come in), so rewrote it for other code later on. Seemed very powerful
> but didn't see much use (at least at that company). I'm not 
> surprised it
> didn't really go anywhere.
> 

Not go anywhere? It was not designed as a general purpose language.
IIRC, the creator created it to control telescopes. I think it has a
larger audience in the embedded or process control world. I've used it,
just for learning purposes, and found it very interesting. I even
created a forth-like intepreter that ran on MVS TSO. 

Do a Google search on "forth" and you'll get a lot of hits.

--
John McKown
Senior Systems Programmer
HealthMarkets
Keeping the Promise of Affordable Coverage
Administrative Services Group
Information Technology

The information contained in this e-mail message may be privileged
and/or confidential.  It is for intended addressee(s) only.  If you are
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Re: Create PDFs

2007-09-25 Thread Dave Jones

I believe that Jack Woehr also wrote a forth interpreter for VM/CMS
sometime ago.

McKown, John wrote:

-Original Message-
From: Linux on 390 Port [mailto:[EMAIL PROTECTED] On
Behalf Of Evans, Kevin R
Sent: Tuesday, September 25, 2007 5:53 AM
To: LINUX-390@VM.MARIST.EDU
Subject: Re: Create PDFs


I remember EEs at a prior company using Forth years ago. They used to
"extend" the language set by "adding" their own instructions.
Then they
couldn't remember "how" their own instruction worked (these were EEs
doing this stuff not software guys./me waits for the
verbal abuse to
come in), so rewrote it for other code later on. Seemed very powerful
but didn't see much use (at least at that company). I'm not
surprised it
didn't really go anywhere.



Not go anywhere? It was not designed as a general purpose language.
IIRC, the creator created it to control telescopes. I think it has a
larger audience in the embedded or process control world. I've used it,
just for learning purposes, and found it very interesting. I even
created a forth-like intepreter that ran on MVS TSO.

Do a Google search on "forth" and you'll get a lot of hits.

--
John McKown
Senior Systems Programmer
HealthMarkets
Keeping the Promise of Affordable Coverage
Administrative Services Group
Information Technology


--
DJ
V/Soft

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snmp query

2007-09-25 Thread Susan Zimmerman
Hi listers,

I was curious if anyone was aware of a product on the market that could run
batched snmp queries against printers and report back the device type/model
to a file.  We can use the web browser to display this information... but
it is terribly time consuming to do this for hundreds of printers.

It would be great if it could run on zLinux plus I could ftp that data to
my
workstation to be cut/paste into a word document.


Thanks in advance,

Susan

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Re: Create PDFs

2007-09-25 Thread Evans, Kevin R
It was on embedded systems that I was talking about. I only meant that
it never went "mainstream".

Kevin

-Original Message-
From: Linux on 390 Port [mailto:[EMAIL PROTECTED] On Behalf Of
McKown, John
Sent: Tuesday, September 25, 2007 8:47 AM
To: LINUX-390@VM.MARIST.EDU
Subject: Re: Create PDFs

> -Original Message-
> From: Linux on 390 Port [mailto:[EMAIL PROTECTED] On
> Behalf Of Evans, Kevin R
> Sent: Tuesday, September 25, 2007 5:53 AM
> To: LINUX-390@VM.MARIST.EDU
> Subject: Re: Create PDFs
>
>
> I remember EEs at a prior company using Forth years ago. They used to
> "extend" the language set by "adding" their own instructions.
> Then they
> couldn't remember "how" their own instruction worked (these were EEs
> doing this stuff not software guys./me waits for the
> verbal abuse to
> come in), so rewrote it for other code later on. Seemed very powerful
> but didn't see much use (at least at that company). I'm not
> surprised it
> didn't really go anywhere.
>

Not go anywhere? It was not designed as a general purpose language.
IIRC, the creator created it to control telescopes. I think it has a
larger audience in the embedded or process control world. I've used it,
just for learning purposes, and found it very interesting. I even
created a forth-like intepreter that ran on MVS TSO.

Do a Google search on "forth" and you'll get a lot of hits.

--
John McKown
Senior Systems Programmer
HealthMarkets
Keeping the Promise of Affordable Coverage
Administrative Services Group
Information Technology

The information contained in this e-mail message may be privileged
and/or confidential.  It is for intended addressee(s) only.  If you are
not the intended recipient, you are hereby notified that any disclosure,
reproduction, distribution or other use of this communication is
strictly prohibited and could, in certain circumstances, be a criminal
offense.  If you have received this e-mail in error, please notify the
sender by reply and delete this message without copying or disclosing
it.

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Re: Create PDFs

2007-09-25 Thread Jay Maynard
On Tue, Sep 25, 2007 at 08:07:26AM -0500, Dave Jones wrote:
> McKown, John wrote:
> >Not go anywhere? It was not designed as a general purpose language.
> >IIRC, the creator created it to control telescopes. I think it has a
> >larger audience in the embedded or process control world.

Very much so. My roommate spent 10 years doing it for a living for the
world's second largest manufacturer of electronic scales. (He got laid off,
and hasn't been able to find anyone else to work for, though; the embedded
space has almost entirely gone to C, and he doesn't ahve any C experience he
can put on his resume.)

> I believe that Jack Woehr also wrote a forth interpreter for VM/CMS
> sometime ago.

Dunno if it's his or not, but I've got a Forth for CMS tucked away
somewhere.
--
Jay Maynard, K5ZC   http://www.conmicro.com
http://jmaynard.livejournal.com  http://www.tronguy.net
http://www.hercules-390.org   (Yes, that's me!)
Buy Hercules stuff at http://www.cafepress.com/hercules-390

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Re: Novell Suse vs Red Hat

2007-09-25 Thread Mark Post
>>> On Tue, Sep 25, 2007 at  6:47 AM, in message
<[EMAIL PROTECTED]>, "Evans, Kevin
R" <[EMAIL PROTECTED]> wrote: 
-snip-
> I do notice though, that there are many more SUSE questions raised (and
> answered) here than RHEL. It's not obvious to me why that is. Is it
> because:
> 
> SUSE is used more than RHEL?
> Because SUSE has more problems (don't think this is so).

Largely because Novell/SUSE has about 80-90% of the mainframe market.  A good 
part of that is because SUSE (at that time SuSE) got their SuSE 7.0 mainframe 
version out first, and then followed up with SLES7, and much later, SLES8.  
During that same time, Red Hat put out a 31-bit Red Hat Linux 7.2, and then a 
64-bit Red Hat Linux 7.1 (which a lot of people thought was curious), but no 
follow-up release (it seemed).  When people on the various mailing lists asked 
if Red Hat was going to stay in the mainframe market, no answer was 
forthcoming, because the technical folks that hung out in the various mailing 
lists weren't allowed to answer such questions.

Some time after that, Red Hat produced Red Hat Enterprise Linux, which included 
a mainframe version.  By that time, most people had chosen SLES.  Redbooks had 
been written, using SLES.  ISVs had done their certifications for SLES, etc., 
etc.  So, in short, largely historical reasons.


Mark Post

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Re: Create PDFs

2007-09-25 Thread Evans, Kevin R
I worked in the embedded field for about 20+ years and never used it
myself. No self respecting software developer would use it (at least for
the military stuff that I worked on). As far as I saw, the code was
almost impossible to maintain.

Kevin

-Original Message-
From: Linux on 390 Port [mailto:[EMAIL PROTECTED] On Behalf Of
Jay Maynard
Sent: Tuesday, September 25, 2007 9:26 AM
To: LINUX-390@VM.MARIST.EDU
Subject: Re: Create PDFs

On Tue, Sep 25, 2007 at 08:07:26AM -0500, Dave Jones wrote:
> McKown, John wrote:
> >Not go anywhere? It was not designed as a general purpose language.
> >IIRC, the creator created it to control telescopes. I think it has a
> >larger audience in the embedded or process control world.

Very much so. My roommate spent 10 years doing it for a living for the
world's second largest manufacturer of electronic scales. (He got laid
off,
and hasn't been able to find anyone else to work for, though; the
embedded
space has almost entirely gone to C, and he doesn't ahve any C
experience he
can put on his resume.)

> I believe that Jack Woehr also wrote a forth interpreter for VM/CMS
> sometime ago.

Dunno if it's his or not, but I've got a Forth for CMS tucked away
somewhere.
--
Jay Maynard, K5ZC   http://www.conmicro.com
http://jmaynard.livejournal.com  http://www.tronguy.net
http://www.hercules-390.org   (Yes, that's me!)
Buy Hercules stuff at http://www.cafepress.com/hercules-390

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Re: Novell Suse vs Red Hat

2007-09-25 Thread Evans, Kevin R
Makes sense to me, thanks Mark (as usual).

Kevin

-Original Message-
From: Linux on 390 Port [mailto:[EMAIL PROTECTED] On Behalf Of
Mark Post
Sent: Tuesday, September 25, 2007 9:34 AM
To: LINUX-390@VM.MARIST.EDU
Subject: Re: Novell Suse vs Red Hat

>>> On Tue, Sep 25, 2007 at  6:47 AM, in message
<[EMAIL PROTECTED]>,
"Evans, Kevin
R" <[EMAIL PROTECTED]> wrote:
-snip-
> I do notice though, that there are many more SUSE questions raised
(and
> answered) here than RHEL. It's not obvious to me why that is. Is it
> because:
>
> SUSE is used more than RHEL?
> Because SUSE has more problems (don't think this is so).

Largely because Novell/SUSE has about 80-90% of the mainframe market.  A
good part of that is because SUSE (at that time SuSE) got their SuSE 7.0
mainframe version out first, and then followed up with SLES7, and much
later, SLES8.  During that same time, Red Hat put out a 31-bit Red Hat
Linux 7.2, and then a 64-bit Red Hat Linux 7.1 (which a lot of people
thought was curious), but no follow-up release (it seemed).  When people
on the various mailing lists asked if Red Hat was going to stay in the
mainframe market, no answer was forthcoming, because the technical folks
that hung out in the various mailing lists weren't allowed to answer
such questions.

Some time after that, Red Hat produced Red Hat Enterprise Linux, which
included a mainframe version.  By that time, most people had chosen
SLES.  Redbooks had been written, using SLES.  ISVs had done their
certifications for SLES, etc., etc.  So, in short, largely historical
reasons.


Mark Post

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Re: snmp query

2007-09-25 Thread Stephen Frazier

Use one of the text mode browsers that are available on both VM and Linux. Use 
either REXX on VM or
your favorite script language on Linux. It should be easy to write a script 
that will run against a
list of printers.

Susan Zimmerman wrote:

Hi listers,

I was curious if anyone was aware of a product on the market that could run
batched snmp queries against printers and report back the device type/model
to a file.  We can use the web browser to display this information... but
it is terribly time consuming to do this for hundreds of printers.

It would be great if it could run on zLinux plus I could ftp that data to
my
workstation to be cut/paste into a word document.



--
Stephen Frazier
Information Technology Unit
Oklahoma Department of Corrections
3400 Martin Luther King
Oklahoma City, Ok, 73111-4298
Tel.: (405) 425-2549
Fax: (405) 425-2554
Pager: (405) 690-1828
email:  stevef%doc.state.ok.us

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Re: Novell Suse vs Red Hat

2007-09-25 Thread Tom Shilson
We chose SuSE originally based on license/maintenance costs.  (Our
management demands contracted support.) We later switched to RedHat since
Oracle supports running on RedHat but not on SuSE.  Since we only want to
support one distro, we went with RedHat.

Tom Shilson
Powered by Penguins
Unix Team / IT Server Services
Tel:  651-733-7591   tshilson at mmm dot com
Fax:  651-736-7689

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Re: naming dasd devices

2007-09-25 Thread Christian Borntraeger
Am Dienstag, 25. September 2007 schrieb Jorge Souto:

> I'd like to name the devices similar to the minidisks:
>
> /dev/dasd200
> /dev/dasd201
> /dev/dasd200a (pav for minidisk 200)
> 
>
> I think it's possible with udev, but /dev/dasdx it's the kernel name.

Yes udev is the tool you want to use.

> If it isn't possible to modify the kernel name, I would create an
> alternative /dev/disk/by-minidisk/dasd200

You cannot change the kernel name, but you can add as many symbolic links as
you like. Lets say you can create a /dev/dasd200 symbolic link that points
to /dev/dasda.

The exact layout and format of the rules dedends on the distribution. If
youhave RHEL4 or SLES9 you can have a look at the (now outdated)
presentation: http://linuxvm.org/present/WAVV/udev.pdf

If there is interest, I could try to create updated version for SLES10 and
RHEL5 for a future conference.

Christian

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Re: Create PDFs

2007-09-25 Thread Jay Maynard
On Tue, Sep 25, 2007 at 09:33:50AM -0400, Evans, Kevin R wrote:
> I worked in the embedded field for about 20+ years and never used it
> myself. No self respecting software developer would use it (at least for
> the military stuff that I worked on). As far as I saw, the code was
> almost impossible to maintain.

My roommate's reply: "If you write it [Forth] to be maintainable, it'll be
maintainable. If you write it to look like Perl, you'll get an
unmaintainable mess. It's an amplifier: it amplifies mistakes really, really
well."
--
Jay Maynard, K5ZC   http://www.conmicro.com
http://jmaynard.livejournal.com  http://www.tronguy.net
http://www.hercules-390.org   (Yes, that's me!)
Buy Hercules stuff at http://www.cafepress.com/hercules-390

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Re: Create PDFs

2007-09-25 Thread Evans, Kevin R
I guess to each their own, no?

Kevin

-Original Message-
From: Linux on 390 Port [mailto:[EMAIL PROTECTED] On Behalf Of
Jay Maynard
Sent: Tuesday, September 25, 2007 9:45 AM
To: LINUX-390@VM.MARIST.EDU
Subject: Re: Create PDFs

On Tue, Sep 25, 2007 at 09:33:50AM -0400, Evans, Kevin R wrote:
> I worked in the embedded field for about 20+ years and never used it
> myself. No self respecting software developer would use it (at least
for
> the military stuff that I worked on). As far as I saw, the code was
> almost impossible to maintain.

My roommate's reply: "If you write it [Forth] to be maintainable, it'll
be
maintainable. If you write it to look like Perl, you'll get an
unmaintainable mess. It's an amplifier: it amplifies mistakes really,
really
well."
--
Jay Maynard, K5ZC   http://www.conmicro.com
http://jmaynard.livejournal.com  http://www.tronguy.net
http://www.hercules-390.org   (Yes, that's me!)
Buy Hercules stuff at http://www.cafepress.com/hercules-390

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Re: Novell Suse vs Red Hat

2007-09-25 Thread Mark Post
>>> On Mon, Sep 24, 2007 at  9:49 PM, in message
<[EMAIL PROTECTED]>, "Eatherly,
John D [EQ]" <[EMAIL PROTECTED]> wrote: 
> We are looking at Red Hat and SUSE.  Does anyone have any input on which
> one is better for the z platform.  Any advantages or disadvantages?  The
> only difference that I can see is that SUSE seems to be a little ahead
> on the maintenance releases.   I have done some searching but cannot
> find much more that would help us make this decision.  Any input on this
> would be appreciated. 

I've tried to figure out how to answer this without being dismissed as "of 
course he says that, he works for Novell."  I guess I would point you to a 
z/Journal article I wrote about a year ago, while still working at EDS:  
Selecting a Linux or Linux/390 Distribution : 
http://www.zjournal.com/index.cfm?section=article&aid=604

If you would like some of the background to that, contact me off list.

I'm not quite sure what you mean by "a little ahead on the maintenance 
releases."  Both SLES and RHEL put out fixes on a as-needed basis, and both put 
out major updates/service packs on a fairly regular schedule.


Mark Post

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Re: snmp query

2007-09-25 Thread Dave Jones

Hi, Susan.

What kind of SNMP queries are you interested in?


Susan Zimmerman wrote:

Hi listers,

I was curious if anyone was aware of a product on the market that could run
batched snmp queries against printers and report back the device type/model
to a file.  We can use the web browser to display this information... but
it is terribly time consuming to do this for hundreds of printers.

It would be great if it could run on zLinux plus I could ftp that data to
my
workstation to be cut/paste into a word document.


Thanks in advance,

Susan

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Re: Novell Suse vs Red Hat

2007-09-25 Thread Mark Post
>>> On Tue, Sep 25, 2007 at  9:42 AM, in message
<[EMAIL PROTECTED]>, Tom
Shilson <[EMAIL PROTECTED]> wrote: 
> We chose SuSE originally based on license/maintenance costs.  (Our
> management demands contracted support.) We later switched to RedHat since
> Oracle supports running on RedHat but not on SuSE.  Since we only want to
> support one distro, we went with RedHat.

Excuse me?  Oracle is certified to run on SLES, and was certified before Red 
Hat.  Recently, Oracles sales people have been pushing their CentOS clone 
(Unbreakable Linux) on Intel so that they can try to poach customers from Red 
Hat.  Or failing that, they're pointing them to Red Hat in hopes they can 
convince them later on to switch.  This has nothing to do with what is 
supported or certified.

http://www.oracle.com/technology/support/metalink/index.html  (You have to 
click your way through far too many levels, but start with "View Certifications 
by Platform" and then "IBM Linux on System z (31 and 64 bit)".


Mark Post

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Re: Create PDFs

2007-09-25 Thread Adam Thornton

On Sep 25, 2007, at 5:52 AM, Evans, Kevin R wrote:


I remember EEs at a prior company using Forth years ago. They used to
"extend" the language set by "adding" their own instructions. Then
they
couldn't remember "how" their own instruction worked (these were EEs
doing this stuff not software guys./me waits for the verbal
abuse to
come in), so rewrote it for other code later on. Seemed very powerful
but didn't see much use (at least at that company). I'm not
surprised it
didn't really go anywhere.


Nothing except maybe Lisp rivals Forth in terms of expressive-power-
per-byte-of-language.  But then a stack is just a bunch of parens
turned on its side.

It flourished in embedded environments where you had very tight
constraints to work within.  The other two places you saw things like
Forth were the HP calculators' RPN (on those models featuring a full
programming language, like the 28S and the 48) and PostScript (which
is a small stack-based language, but not really Forth).

Adam

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OT : Language comparisons (was Re: Create PDFs)

2007-09-25 Thread Ivan Warren

Adam Thornton wrote:


Nothing except maybe Lisp rivals Forth in terms of expressive-power-
per-byte-of-language.  But then a stack is just a bunch of parens
turned on its side.


I'd put APL first in that category !

--Ivan

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Re: OT : Language comparisons (was Re: Create PDFs)

2007-09-25 Thread McKown, John
> -Original Message-
> From: Linux on 390 Port [mailto:[EMAIL PROTECTED] On 
> Behalf Of Ivan Warren
> Sent: Tuesday, September 25, 2007 9:09 AM
> To: LINUX-390@VM.MARIST.EDU
> Subject: OT : Language comparisons (was Re: Create PDFs)
> 
> 
> Adam Thornton wrote:
> >
> > Nothing except maybe Lisp rivals Forth in terms of expressive-power-
> > per-byte-of-language.  But then a stack is just a bunch of parens
> > turned on its side.
> >
> I'd put APL first in that category !
> 
> --Ivan

I love APL. And found its "vector oriented" mindset very helpful for
when I was learning SQL. It also needs a "set oriented" mindset so that
you don't do the legacy "record at a time" thinking.

--
John McKown
Senior Systems Programmer
HealthMarkets
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Administrative Services Group
Information Technology

The information contained in this e-mail message may be privileged
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Re: OT : Language comparisons (was Re: Create PDFs)

2007-09-25 Thread Jay Maynard
On Tue, Sep 25, 2007 at 04:09:08PM +0200, Ivan Warren wrote:
> Adam Thornton wrote:
> >Nothing except maybe Lisp rivals Forth in terms of expressive-power-
> >per-byte-of-language.  But then a stack is just a bunch of parens
> >turned on its side.
> I'd put APL first in that category !

"Three things a man must do before his life is done,
Write two lines in APL and make the buggers run."
  -- Stan Kelly-Bootle, _The Devil's DP Dictionary_
--
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Re: OT : Language comparisons (was Re: Create PDFs)

2007-09-25 Thread Adam Thornton

On Sep 25, 2007, at 9:09 AM, Ivan Warren wrote:


Adam Thornton wrote:


Nothing except maybe Lisp rivals Forth in terms of expressive-power-
per-byte-of-language.  But then a stack is just a bunch of parens
turned on its side.


I'd put APL first in that category !


I think I was unclear.

What I meant was not "per-byte-of-program" but "per-byte-of-compiler-
or-interpreter".  That is, it's relatively easy to create a very,
very small Forth interpreter--suitable for running in a tiny
environment--which nevertheless is a very powerful language.

Now, don't try this trick with Common Lisp, but some early Lisps and
some dialects are quite suitable for implementation in not-much-room-
at-all.

Adam

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Re: Novell Suse vs Red Hat

2007-09-25 Thread Mark Post
>>> On Tue, Sep 25, 2007 at  7:48 AM, in message
<[EMAIL PROTECTED]>, "Stahr,
Lea" <[EMAIL PROTECTED]> wrote: 
> We use SuSE on the z. The original reason was the support for our
> environment. Last week at the IBM Expo, two presenters from IBM said
> that they had given code to SuSE and Red Hat that only SuSE had included
> in their distributions. Our two 32 bit Red Hat HPC clusters are Red Hat
> today but the vendor is switching to SuSE for the new 64 bit clusters.

This is one area (among man) where the two distributions approach things 
differently.  Early on, the SuSE (now Novell) developers worked very closely 
with the IBM developers to include as many of the IBM mainframe-specific 
patches as possible.  Given the bleeding edge nature of some of the stuff, 
there were some problems.  Now, Novell does an assessment of patches to 
determine how intrusive they are, and how likely they are to affect stability, 
versus the additional functionality provided.  As a result, Novell still 
includes a lot of the updates in the regular maintenance stream, others on 
Service Pack updates, and others in new releases (SLES10, versus SLES11, etc.)

Red Hat has made the business decision that they won't incorporate any IBM 
patches that have not been accepted into the official kernel source tree.  Once 
a patch has been merged, they will consider backporting it to the version(s) 
they ship.  In the case of the 2.4 kernels, this made a huge difference, 
because the 2.4 kernel maintainer wasn't of a mind to accept many of IBM's 
patches.  This has changed radically with the 2.6 kernels.  There are very few 
IBM patches that get rejected or deferred.  As a result, the Red Hat 2.6 
kernels and the Novell 2.6 kernels have almost exactly the same IBM patches in 
it.  So, RHEL5 and SLES10, from a _kernel only_ perspective, are very similar 
in functionality.  Not identical, but very similar.  (For example, with SLES10 
SP1, Novell picked up all the outstanding IBM patches except for the NSS one, 
which will likely be in SP2.)


Mark Post

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Re: Create PDFs

2007-09-25 Thread David Boyes
> If you write it to look like Perl, you'll get an
> unmaintainable mess. It's an amplifier: it amplifies mistakes really,
> really
> well."

It's the old saw that says that it's possible to write FORTRAN in any 
programming language if you try hard enough. 

Forth is very, very useful, particularly if you need specialized application 
grammars. It's tiny, and light-weight, and easily embedded. 



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Hillgang

2007-09-25 Thread Neale Ferguson
The next Hillgang meeting will be October 9. See
http://www.vm.ibm.com/events/HILL1007.pdf

We are teaming with the IBM Academic Initiative to invite local
technical schools and colleges to attend the meeting and talk about
training and education needs for the mainframe community.

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Re: Create PDFs

2007-09-25 Thread Gregg C Levine
Hello!
Right you are John. I even believe I've got the article from Byte Magazine
describing it that way preserved someplace as a cutting. I even remember
studying the way it worked on another machine that I supported. Now I just
work with ideas for Postscript.

Which happens to be a full language despite being a page description
language.

--
Gregg C Levine [EMAIL PROTECTED]
"The Force will be with you. Always." Obi-Wan Kenobi
  


> -Original Message-
> From: Linux on 390 Port [mailto:[EMAIL PROTECTED] On Behalf Of
> McKown, John
> Sent: Tuesday, September 25, 2007 8:47 AM
> To: LINUX-390@VM.MARIST.EDU
> Subject: Re: [LINUX-390] Create PDFs
> 
> > -Original Message-
> > From: Linux on 390 Port [mailto:[EMAIL PROTECTED] On
> > Behalf Of Evans, Kevin R
> > Sent: Tuesday, September 25, 2007 5:53 AM
> > To: LINUX-390@VM.MARIST.EDU
> > Subject: Re: Create PDFs
> >
> >
> > I remember EEs at a prior company using Forth years ago. They used to
> > "extend" the language set by "adding" their own instructions.
> > Then they
> > couldn't remember "how" their own instruction worked (these were EEs
> > doing this stuff not software guys./me waits for the
> > verbal abuse to
> > come in), so rewrote it for other code later on. Seemed very powerful
> > but didn't see much use (at least at that company). I'm not
> > surprised it
> > didn't really go anywhere.
> >
> 
> Not go anywhere? It was not designed as a general purpose language.
> IIRC, the creator created it to control telescopes. I think it has a
> larger audience in the embedded or process control world. I've used it,
> just for learning purposes, and found it very interesting. I even
> created a forth-like intepreter that ran on MVS TSO.
> 
> Do a Google search on "forth" and you'll get a lot of hits.
> 
> --
> John McKown
> Senior Systems Programmer
> HealthMarkets
> Keeping the Promise of Affordable Coverage
> Administrative Services Group
> Information Technology
> 
> The information contained in this e-mail message may be privileged
> and/or confidential.  It is for intended addressee(s) only.  If you are
> not the intended recipient, you are hereby notified that any disclosure,
> reproduction, distribution or other use of this communication is
> strictly prohibited and could, in certain circumstances, be a criminal
> offense.  If you have received this e-mail in error, please notify the
> sender by reply and delete this message without copying or disclosing
> it.
> 
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Re: Create PDFs

2007-09-25 Thread McKown, John
> -Original Message-
> From: Linux on 390 Port [mailto:[EMAIL PROTECTED] On 
> Behalf Of Gregg C Levine
> Sent: Tuesday, September 25, 2007 9:42 AM
> To: LINUX-390@VM.MARIST.EDU
> Subject: Re: Create PDFs
> 
> 
> Hello!
> Right you are John. I even believe I've got the article from 
> Byte Magazine
> describing it that way preserved someplace as a cutting. I 
> even remember
> studying the way it worked on another machine that I 
> supported. Now I just
> work with ideas for Postscript.
> 
> Which happens to be a full language despite being a page description
> language.
> 
> --
> Gregg C Levine [EMAIL PROTECTED]
> "The Force will be with you. Always." Obi-Wan Kenobi

Very true. When I was looking heavily at PS (for learning), I had seen a
number of PS programs which actually created graphic images using the PS
language. The images were actually generated (very slowly) in the
printer. Circles, spirals, and the like. Very interesting. And NextStep
used a version (Display Postscript) for its GUI operations.

--
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HealthMarkets
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Administrative Services Group
Information Technology

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Re: snmp query

2007-09-25 Thread David Boyes
You need the snmptools package in your distribution (may be part of the 
net-snmp package, depending on your distribution). 
 
Once you install that, you have a program called 'snmpget'. This will retrieve 
the value of a MIB variable to stdout. 
You want to retrieve the .vendorID and .deviceType fields from the standard 
system MIB (you can look those up either in the MIBs for your printers, or in 
the SNMP RFCs).
 
You then need something like the following pseudo-code (no carping about 
backticks or csh syntax, please. I've heard it, and so has everyone else):
 
touch output.file
foreach i in (`cat ipadresslist.file`)
snmpget $i system.vendorID >> output.file
snmpget $i system.deviceType >> output.file
end
 
The syntax of the above is off the top of my head, so check the man pages, but 
hand something like this a file of IP addresses or host names to try, and the 
output file should contain the responses you want. If you replace the snmpget 
program with snmpwalk, you'll get everything that printer knows about itself -- 
caution: this may slow or stop printing on some printers with limited CPU 
resources.
 



From: Linux on 390 Port on behalf of Susan Zimmerman
Sent: Tue 9/25/2007 9:15 AM
To: LINUX-390@VM.MARIST.EDU
Subject: snmp query



Hi listers,

I was curious if anyone was aware of a product on the market that could run
batched snmp queries against printers and report back the device type/model
to a file.  We can use the web browser to display this information... but
it is terribly time consuming to do this for hundreds of printers.

It would be great if it could run on zLinux plus I could ftp that data to
my
workstation to be cut/paste into a word document.


Thanks in advance,

Susan

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Re: snmp query

2007-09-25 Thread Martin Eggen
You could use a package like net-snmp
(http://net-snmp.sourceforge.net/) in Linux for this (and other)
tasks.

regards,
Martin Eggen

On 25/09/2007, Susan Zimmerman <[EMAIL PROTECTED]> wrote:
> Hi listers,
>
> I was curious if anyone was aware of a product on the market that could run
> batched snmp queries against printers and report back the device type/model
> to a file.  We can use the web browser to display this information... but
> it is terribly time consuming to do this for hundreds of printers.
>
> It would be great if it could run on zLinux plus I could ftp that data to
> my
> workstation to be cut/paste into a word document.
>
>
> Thanks in advance,
>
> Susan
>
> --
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Re: snmp query

2007-09-25 Thread barton

ESATCP will scan a subnet (256 devices), can start scanning those devices and 
put that
data into ESALPS. Would that work? Then you can even monitor the printers 
activity.




Susan Zimmerman wrote:

Hi listers,

I was curious if anyone was aware of a product on the market that could run
batched snmp queries against printers and report back the device type/model
to a file.  We can use the web browser to display this information... but
it is terribly time consuming to do this for hundreds of printers.

It would be great if it could run on zLinux plus I could ftp that data to
my
workstation to be cut/paste into a word document.


Thanks in advance,

Susan

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begin:vcard
fn:Barton Robinson
n:Robinson;Barton
adr;dom:;;PO 390640;Mountain View;CA;94039-0640
email;internet:[EMAIL PROTECTED]
title:Sr. Architect
tel;work:650-964-8867
note:If you can't measure it, I'm just not interested
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end:vcard



Shared Kernel on Sles10

2007-09-25 Thread Max Belardi

Guys,
   I'm trying to set up a NSS for Shared kernel support. My
distribution is a SLES10 with SP1. The CONFIG_SHARED_KERNEL option seems
to be already specified in this kernel level 2.6.16.46
If I try to IPL the first instance with savesys parameter... I'm not
able to see any NSS creation in VM (QUERY NSS doesn't show nss i'm
creating).
Does anyvody know if i need to take other actions befor IPLing a Linux
with savesys parameter???

This parameter is pecified on zipl.conf:
[nssipl]
   image = /boot/image
   target = /boot/zipl
   ramdisk = /boot/initrd,0x100
   parameters = "savesys=LNX0NSS root=/dev/dasdb1 dasd=101,201
TERM=dumb 3"

Thanks
Max

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Re: Shared Kernel on Sles10

2007-09-25 Thread Dave Jones

Hi, Max.

There should be some CP error or warning messages assoicated with you
attempting to save the Linux kernel in an NSS. Does your virtual machine
where you are attempting to do this have the correct CP privilege
classes? I believe that to save an NSS, you need Class E privileges.

Max Belardi wrote:

Guys,
   I'm trying to set up a NSS for Shared kernel support. My
distribution is a SLES10 with SP1. The CONFIG_SHARED_KERNEL option seems
to be already specified in this kernel level 2.6.16.46
If I try to IPL the first instance with savesys parameter... I'm not
able to see any NSS creation in VM (QUERY NSS doesn't show nss i'm
creating).
Does anyvody know if i need to take other actions befor IPLing a Linux
with savesys parameter???

This parameter is pecified on zipl.conf:
[nssipl]
   image = /boot/image
   target = /boot/zipl
   ramdisk = /boot/initrd,0x100
   parameters = "savesys=LNX0NSS root=/dev/dasdb1 dasd=101,201
TERM=dumb 3"

Thanks
Max

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Help, my VIPA won't work - long email

2007-09-25 Thread Bauer, Bobby (NIH/CIT) [E]
Running Red Hat 5 with 2 OSA cards and I'm trying to setup a VIPA. I'm
in lpar mode without z/VM and I took my instructions from:

 

Linux on System z

Device Drivers, Features, and Commands February, 2007 

Linux Kernel 2.6 - October 2005 stream 

 

 

For simplicity sake, I took down eth1 and just used eth0. Eth0 has a
different netmask than the VIPA (dummy0) just like on our MVS lpars.

 

ifconfig eth0

eth0  Link encap:Ethernet  HWaddr 00:11:25:C0:7D:46

  inet addr:xxx.xxx.64.58  Bcast:xxx.xxx.64.63
Mask:255.255.255.240

  inet6 addr: fe80::11:2500:3c0:7d46/64 Scope:Link

  UP BROADCAST RUNNING MULTICAST  MTU:1492  Metric:1

  RX packets:273 errors:0 dropped:0 overruns:0 frame:0

  TX packets:449 errors:0 dropped:0 overruns:0 carrier:0

  collisions:0 txqueuelen:1000

  RX bytes:26260 (25.6 KiB)  TX bytes:51522 (50.3 KiB)

 

ifconfig dummy0

dummy0Link encap:Ethernet  HWaddr 6A:A9:14:7F:2B:D3

  inet addr:xxx.xxx.160.48  Bcast:xxx.xxx.161.255
Mask:255.255.254.0

  inet6 addr: fe80::68a9:14ff:fe7f:2bd3/64 Scope:Link

  UP BROADCAST RUNNING NOARP  MTU:1492  Metric:1

  RX packets:0 errors:0 dropped:0 overruns:0 frame:0

  TX packets:0 errors:0 dropped:0 overruns:0 carrier:0

  collisions:0 txqueuelen:0

  RX bytes:0 (0.0 b)  TX bytes:0 (0.0 b)

 

dummy0 was actually setup in /etc/sysconfig/network-scripts/ifcfg-dummy0
and looks like:

DEVICE=dummy0

NETMASK=255.255.254.0

IPADDR=xxx.xxx.160.48

BROADCAST=xxx.xxx.161.255

NETWORK=xxx.xxx.160.0

GATEWAY=xxx.xxx.160.1

NETTYPE=qeth

ONBOOT=yes

TYPE=Ethernet

MTU=1492

 

To set up the VIPA association I issued

qethconf vipa add xxx.xxx.160.48 eth0 

 

and verified with 

 

qethconf vipa list

vipa add 128.231.160.48 eth0

 

and to further check this out:

qetharp -nq eth0

AddressHWaddress   HWTypeIface

xxx.xxx.64.49  00:00:0c:07:ac:0e   ether eth0

xxx.xxx.160.48 00:11:25:c0:7d:46   ether eth0

xxx.xxx.64.58  00:11:25:c0:7d:46   ether eth0

  

 and 

route

Kernel IP routing table

DestinationGateway   Genmask Flags Metric Ref Use  Iface

xxx.xxx.64.48  * 255.255.255.240 U 0  0   0eth0

xxx.xxx.160.0  * 255.255.254.0   U 0  0   0
dummy0

defaultxxx.xxx.64.49 0.0.0.0 UG0  0   0eth0

 

At this point I can't ping my VIPA (xxx.xxx.160.48) from the LAN and I
can't ping my router at xxx.xxx.160.1 from the Linux host. 

 

Looks like something wrong in the LAN but as a test I took down dummy0
and changed eth0 to point to xxx.xxx.160.48 (VIPA address) with a
default route of xxx.xxx.160.1. In this configuration I can access the
host from the LAN and I can get out from the host so there doesn't seem
to be anything wrong with the LAN. 

 

The definition of dummy0 has a GATEWAY defined in it so I think it is OK

 

So I'm really confused. If anybody has any suggestions, I'd love to have
them.

 

 

Bobby Bauer
Center for Information Technology
National Institutes of Health
Bethesda, MD 20892-5628
301-594-7474

 


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Re: Shared Kernel on Sles10

2007-09-25 Thread Mark Post
>>> On Tue, Sep 25, 2007 at 12:22 PM, in message <[EMAIL PROTECTED]>, Max
Belardi <[EMAIL PROTECTED]> wrote: 
> Guys,
> I'm trying to set up a NSS for Shared kernel support. My
> distribution is a SLES10 with SP1. The CONFIG_SHARED_KERNEL option seems
> to be already specified in this kernel level 2.6.16.46
> If I try to IPL the first instance with savesys parameter... I'm not
> able to see any NSS creation in VM (QUERY NSS doesn't show nss i'm
> creating).
> Does anyvody know if i need to take other actions befor IPLing a Linux
> with savesys parameter???

The automatic creation of the NSS via the savesys= kernel parm is not part of 
SLES10, even with SP1.  I'm hoping to get that included with SP2.  If you want 
to create an NSS, you'll need to do it manually.  There is doc (somewhere) on 
IBM's web site.  I'm pretty sure that it's pointed to by the 
http://linuxvm.org/Info/l390link.html page.


Mark Post

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Re: Shared Kernel on Sles10

2007-09-25 Thread Dave Jones

Look here:
http://download.boulder.ibm.com/ibmdl/pub/software/dw/linux390/docu/l26cdd03.pdf

It's all explained in Chapter 13, "Shared Kernel Support".

Mark Post wrote:

On Tue, Sep 25, 2007 at 12:22 PM, in message
<[EMAIL PROTECTED]>, Max

Belardi <[EMAIL PROTECTED]> wrote:

Guys, I'm trying to set up a NSS for Shared kernel support. My
distribution is a SLES10 with SP1. The CONFIG_SHARED_KERNEL option
seems to be already specified in this kernel level 2.6.16.46 If I
try to IPL the first instance with savesys parameter... I'm not
able to see any NSS creation in VM (QUERY NSS doesn't show nss i'm
creating). Does anyvody know if i need to take other actions befor
IPLing a Linux with savesys parameter???


The automatic creation of the NSS via the savesys= kernel parm is not
part of SLES10, even with SP1.  I'm hoping to get that included with
SP2.  If you want to create an NSS, you'll need to do it manually.
There is doc (somewhere) on IBM's web site.  I'm pretty sure that
it's pointed to by the http://linuxvm.org/Info/l390link.html page.


Mark Post




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Re: Shared Kernel on Sles10

2007-09-25 Thread Max Belardi

Sure...
I've set all privileges (E included)!


Dave Jones ha scritto:

Hi, Max.

There should be some CP error or warning messages assoicated with you
attempting to save the Linux kernel in an NSS. Does your virtual machine
where you are attempting to do this have the correct CP privilege
classes? I believe that to save an NSS, you need Class E privileges.

Max Belardi wrote:

Guys,
   I'm trying to set up a NSS for Shared kernel support. My
distribution is a SLES10 with SP1. The CONFIG_SHARED_KERNEL option seems
to be already specified in this kernel level 2.6.16.46
If I try to IPL the first instance with savesys parameter... I'm not
able to see any NSS creation in VM (QUERY NSS doesn't show nss i'm
creating).
Does anyvody know if i need to take other actions befor IPLing a Linux
with savesys parameter???

This parameter is pecified on zipl.conf:
[nssipl]
   image = /boot/image
   target = /boot/zipl
   ramdisk = /boot/initrd,0x100
   parameters = "savesys=LNX0NSS root=/dev/dasdb1 dasd=101,201
TERM=dumb 3"

Thanks
Max

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Re: Shared Kernel on Sles10

2007-09-25 Thread Mark Post
>>> On Tue, Sep 25, 2007 at  2:52 PM, in message <[EMAIL PROTECTED]>, Max
Belardi <[EMAIL PROTECTED]> wrote: 
> Sure...
> I've set all privileges (E included)!

Ouch.  You do know that is a Really Bad Idea [tm], don't you?


Mark Post

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Re: Create PDFs

2007-09-25 Thread Richard Hitt

Forth was the language of Sun's Open Boot PROM.  From
http://sunsite.uakom.sk/sunworldonline/swol-10-1995/swol-10-openboot.html:

   When you turn on a Sun workstation, the firmware in the boot PROM
   (programmable read-only memory) is executed immediately. The main
   function of a boot PROM is to load a standalone program to the core
   memory and start its execution. Standalone programs can be operating
   systems, diagnostic software, and others. The firmware in Sun's boot
   PROM is called OpenBoot. Other than initial program loading and
   invocation, OpenBoot provides debugging features to assist kernel
   debugging and board bring-up.

In fact, Sun sponsored the IEEE Forth standard.  Here's Sun's OpenBoot
Command Reference manual:  http://docs.sun.com/app/docs/doc/802-3241.
The GNU implementation of forth is available at least in Fedora 7 as
"yum install gforth".  Etc etc.

Richard Hitt   [EMAIL PROTECTED]

Adam Thornton wrote:

On Sep 25, 2007, at 5:52 AM, Evans, Kevin R wrote:


I remember EEs at a prior company using Forth years ago. They used to
"extend" the language set by "adding" their own instructions. Then
they
couldn't remember "how" their own instruction worked (these were EEs
doing this stuff not software guys./me waits for the verbal
abuse to
come in), so rewrote it for other code later on. Seemed very powerful
but didn't see much use (at least at that company). I'm not
surprised it
didn't really go anywhere.


Nothing except maybe Lisp rivals Forth in terms of expressive-power-
per-byte-of-language.  But then a stack is just a bunch of parens
turned on its side.

It flourished in embedded environments where you had very tight
constraints to work within.  The other two places you saw things like
Forth were the HP calculators' RPN (on those models featuring a full
programming language, like the 28S and the 48) and PostScript (which
is a small stack-based language, but not really Forth).

Adam

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Re: Shared Kernel on Sles10

2007-09-25 Thread Max Belardi

Thanks Mark
if I point to this site... I can get informations here:
http://www.vm.ibm.com/linux/linuxnss.html

The first paragraph show...
"The VM Share Kernel Support procedure documented on this page was
created a few years ago for use with an older Linux Kernel. So, if you
are using Linux Kernel 2.6, it would be best NOT to use this procedure,
and instead download a new patch of kernel NSS support from the
following link. "

I point to the new link
http://www-128.ibm.com/developerworks/linux/linux390/whatsnew.html

...and there are some documentation about device drivers and commands
In chapter 13 there is: "Shared kernel support"

Setting up a Linux NSS means performs this steps:
1. Boot Linux.
2. Insert savesys= into the kernel parameter file used by your
boot configuration, where  is the name you want to assign to
the NSS. The name can be 1-8 characters long and must consist of
alphabetic and numeric characters. Be sure not to assign a name that
matches any of the device numbers used at your installation.
3. Issue a zipl command to write the modified configuration to the boot
device.
4. Close down Linux.
5. Issue an IPL command to boot Linux from the device that holds the
Linux kernel. During the IPL process, the NSS is created and Linux is
actually booted from the NSS.

This procedure seems that is not working at this time
What's wrong???
Procedure??? (automatic NSS generation is not supported)
Kernel??? (currently is 2.6.16.53)



Mark Post ha scritto:

On Tue, Sep 25, 2007 at 12:22 PM, in message <[EMAIL PROTECTED]>, Max


Belardi <[EMAIL PROTECTED]> wrote:


Guys,
I'm trying to set up a NSS for Shared kernel support. My
distribution is a SLES10 with SP1. The CONFIG_SHARED_KERNEL option seems
to be already specified in this kernel level 2.6.16.46
If I try to IPL the first instance with savesys parameter... I'm not
able to see any NSS creation in VM (QUERY NSS doesn't show nss i'm
creating).
Does anyvody know if i need to take other actions befor IPLing a Linux
with savesys parameter???



The automatic creation of the NSS via the savesys= kernel parm is not part of 
SLES10, even with SP1.  I'm hoping to get that included with SP2.  If you want 
to create an NSS, you'll need to do it manually.  There is doc (somewhere) on 
IBM's web site.  I'm pretty sure that it's pointed to by the 
http://linuxvm.org/Info/l390link.html page.


Mark Post

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Re: Shared Kernel on Sles10

2007-09-25 Thread Dave Jones

Hi, Max.

I am sure we could be of more help to you in getting this problem fixed
if we had a better idea of what the problem really is. It appears that
your virtual machine has enough CP privileges (maybe too many!). There
should be some CP messages on the Linux 3270 console when you attempt to
do the save. Could you show us the console output when you do the actual
IPL 150 (say) IPL command, step 5? That might give us a better idea of
what is going wrong for you.

Max Belardi wrote:

Thanks Mark
if I point to this site... I can get informations here:
http://www.vm.ibm.com/linux/linuxnss.html

The first paragraph show...
"The VM Share Kernel Support procedure documented on this page was
created a few years ago for use with an older Linux Kernel. So, if you
are using Linux Kernel 2.6, it would be best NOT to use this procedure,
and instead download a new patch of kernel NSS support from the
following link. "

I point to the new link
http://www-128.ibm.com/developerworks/linux/linux390/whatsnew.html

...and there are some documentation about device drivers and commands
In chapter 13 there is: "Shared kernel support"

Setting up a Linux NSS means performs this steps:
1. Boot Linux.
2. Insert savesys= into the kernel parameter file used by your
boot configuration, where  is the name you want to assign to
the NSS. The name can be 1-8 characters long and must consist of
alphabetic and numeric characters. Be sure not to assign a name that
matches any of the device numbers used at your installation.
3. Issue a zipl command to write the modified configuration to the boot
device.
4. Close down Linux.
5. Issue an IPL command to boot Linux from the device that holds the
Linux kernel. During the IPL process, the NSS is created and Linux is
actually booted from the NSS.

This procedure seems that is not working at this time
What's wrong???
Procedure??? (automatic NSS generation is not supported)
Kernel??? (currently is 2.6.16.53)



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V/Soft

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Re: Help, my VIPA won't work - long email

2007-09-25 Thread Brad Hinson
On Tue, 2007-09-25 at 13:34 -0400, Bauer, Bobby (NIH/CIT) [E] wrote:
> Running Red Hat 5 with 2 OSA cards and I'm trying to setup a VIPA. I'm
> in lpar mode without z/VM and I took my instructions from:
>
>
>
> Linux on System z
>
> Device Drivers, Features, and Commands February, 2007
>
> Linux Kernel 2.6 - October 2005 stream
>
>
>
>
>
> For simplicity sake, I took down eth1 and just used eth0. Eth0 has a
> different netmask than the VIPA (dummy0) just like on our MVS lpars.
>
>
>
> ifconfig eth0
>
> eth0  Link encap:Ethernet  HWaddr 00:11:25:C0:7D:46
>
>   inet addr:xxx.xxx.64.58  Bcast:xxx.xxx.64.63
> Mask:255.255.255.240
>
>   inet6 addr: fe80::11:2500:3c0:7d46/64 Scope:Link
>
>   UP BROADCAST RUNNING MULTICAST  MTU:1492  Metric:1
>
>   RX packets:273 errors:0 dropped:0 overruns:0 frame:0
>
>   TX packets:449 errors:0 dropped:0 overruns:0 carrier:0
>
>   collisions:0 txqueuelen:1000
>
>   RX bytes:26260 (25.6 KiB)  TX bytes:51522 (50.3 KiB)
>
>
>
> ifconfig dummy0
>
> dummy0Link encap:Ethernet  HWaddr 6A:A9:14:7F:2B:D3
>
>   inet addr:xxx.xxx.160.48  Bcast:xxx.xxx.161.255
> Mask:255.255.254.0
>
>   inet6 addr: fe80::68a9:14ff:fe7f:2bd3/64 Scope:Link
>
>   UP BROADCAST RUNNING NOARP  MTU:1492  Metric:1
>
>   RX packets:0 errors:0 dropped:0 overruns:0 frame:0
>
>   TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
>
>   collisions:0 txqueuelen:0
>
>   RX bytes:0 (0.0 b)  TX bytes:0 (0.0 b)
>
>
>
> dummy0 was actually setup in /etc/sysconfig/network-scripts/ifcfg-dummy0
> and looks like:
>
> DEVICE=dummy0
>
> NETMASK=255.255.254.0
>
> IPADDR=xxx.xxx.160.48
>
> BROADCAST=xxx.xxx.161.255
>
> NETWORK=xxx.xxx.160.0
>
> GATEWAY=xxx.xxx.160.1
>
> NETTYPE=qeth
>
> ONBOOT=yes
>
> TYPE=Ethernet
>
> MTU=1492
>

You really shouldn't have GATEWAY= in ifcfg-*, unless it's defined in
one (and only one) ifcfg file and nowhere else.  This is used to specify
the default gateway.  Ideally, define the GATEWAY=
in /etc/sysconfig/network.  To define gateways to other networks, use
static routes.  The syntax for adding a static route is here:

http://kbase.redhat.com/faq/FAQ_79_2561.shtm

If this doesn't help, can you post your ifcfg-eth* as well as the output
of route -n?

Thanks,
-Brad

>
>
> To set up the VIPA association I issued
>
> qethconf vipa add xxx.xxx.160.48 eth0
>
>
>
> and verified with
>
>
>
> qethconf vipa list
>
> vipa add 128.231.160.48 eth0
>
>
>
> and to further check this out:
>
> qetharp -nq eth0
>
> AddressHWaddress   HWTypeIface
>
> xxx.xxx.64.49  00:00:0c:07:ac:0e   ether eth0
>
> xxx.xxx.160.48 00:11:25:c0:7d:46   ether eth0
>
> xxx.xxx.64.58  00:11:25:c0:7d:46   ether eth0
>
>
>
>  and
>
> route
>
> Kernel IP routing table
>
> DestinationGateway   Genmask Flags Metric Ref Use  Iface
>
> xxx.xxx.64.48  * 255.255.255.240 U 0  0   0eth0
>
> xxx.xxx.160.0  * 255.255.254.0   U 0  0   0
> dummy0
>
> defaultxxx.xxx.64.49 0.0.0.0 UG0  0   0eth0
>
>
>
> At this point I can't ping my VIPA (xxx.xxx.160.48) from the LAN and I
> can't ping my router at xxx.xxx.160.1 from the Linux host.
>
>
>
> Looks like something wrong in the LAN but as a test I took down dummy0
> and changed eth0 to point to xxx.xxx.160.48 (VIPA address) with a
> default route of xxx.xxx.160.1. In this configuration I can access the
> host from the LAN and I can get out from the host so there doesn't seem
> to be anything wrong with the LAN.
>
>
>
> The definition of dummy0 has a GATEWAY defined in it so I think it is OK
>
>
>
> So I'm really confused. If anybody has any suggestions, I'd love to have
> them.
>
>
>
>
>
> Bobby Bauer
> Center for Information Technology
> National Institutes of Health
> Bethesda, MD 20892-5628
> 301-594-7474
>
>
>
>
> --
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(919) 754-4198

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Re: Create PDFs

2007-09-25 Thread John Summerfield

Adam Thornton wrote:

On Sep 25, 2007, at 5:52 AM, Evans, Kevin R wrote:


I remember EEs at a prior company using Forth years ago. They used to
"extend" the language set by "adding" their own instructions. Then
they
couldn't remember "how" their own instruction worked (these were EEs
doing this stuff not software guys./me waits for the verbal
abuse to
come in), so rewrote it for other code later on. Seemed very powerful
but didn't see much use (at least at that company). I'm not
surprised it
didn't really go anywhere.


Nothing except maybe Lisp rivals Forth in terms of expressive-power-
per-byte-of-language.  But then a stack is just a bunch of parens
turned on its side.

It flourished in embedded environments where you had very tight
constraints to work within.  The other two places you saw things like
Forth were the HP calculators' RPN (on those models featuring a full
programming language, like the 28S and the 48) and PostScript (which
is a small stack-based language, but not really Forth).


I've never seen or used Forth, but allegedly the slushware in Apples and
Suns is pretty similar.

http://www.openfirmware.org/

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John

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Re: Create PDFs

2007-09-25 Thread John Summerfield

John Summerfield wrote:



I've never seen or used Forth, but allegedly the slushware in Apples and
Suns is pretty similar.

http://www.openfirmware.org/

I may have meant openboot.org - but it's not loading, so I can't be certain.







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Re: Shared Kernel on Sles10

2007-09-25 Thread Max Belardi

These are all informations i can see!!



i 201 
clear
zIPL v1.6.0 interactive boot 
menu  
   

0. default 
(ipl)  
   

1. 
ipl
2. 
nssipl 
   

Note: VM users please use '£cp vi vmsg  
'   
   

Please choose (default will boot in 10 
seconds):   
   

CP VI VMSG 
2   
Booting 
nssipl...  
Linux version 2.6.16.53-0.8-default (geeko§buildhost) (gcc version 4.1.2 
2007011
5 (prerelease) (SUSE Linux)) £1 SMP Fri Aug 31 13:07:27 UTC 
2007   
We are running under VM (64 bit 
mode)  
Detected 1 
CPU's   
Boot cpu address  
0
Built 1 
zonelists  
Kernel command line: savesys=LNX0NSS root=/dev/dasdb1 dasd=101,201  
TERM=dumb 3
BOOT_IMAGE=2

   

   MORE...   
VMLINUX6 
PID hash table entries: 4096 (order: 12, 131072 
bytes) 
Dentry cache hash table entries: 131072 (order: 8, 1048576 
bytes)  
Inode-cache hash table entries: 65536 (order: 7, 524288 
bytes) 
Memory: 501760k/524288k available (4495k kernel code, 0k reserved, 1221k 
data, 2
04k 
init)  
RDR FILE 0029 SENT FROM DIRMAINT PUN WAS 0314 RECS 0006 CPY  001 A 
NOHOLD NOKEEP
Security Framework v1.0.0 
initialized  
Mount-cache hash table entries: 
256
checking if image is initramfs... it 
is
Freeing initrd memory: 2966k 
freed 
cpu 0 phys_idx=0 vers=FF ident=02991E machine=2094 
unused=8000 
Brought up 1 
CPUs  
migration_cost=1000 

NET: Registered protocol family 
16 
debug: Initialization 
complete 
cio: Channel measurements not available, 
continuing.   
audit: initializing netlink socket 
(disabled)  
audit(1190757659.561:1): 
initialized   
VFS: Disk quotas 
dquot_6.5.1   
Dquot-cache hash table entries: 512 (order 0, 4096 
bytes)  
Initializing Cryptographic 
API 
io scheduler noop 
registered   
   

   MORE...   
VMLINUX6 
io scheduler anticipatory 
registered   
io scheduler deadline registered 
(default) 
io scheduler cfq 
registered
RAMDISK driver initialized: 16 RAM disks of 32768K size 1024 
blocksize 
md: md driver 0.90.3 MAX_MD_DEVS=256, 
MD_SB_DISKS=27   
md: bitmap version 
4.39
Channel measurement facility using extended format 
(autodetected)  
NET: Registered protocol family 
2  
IP route cache hash table entries: 32768 (order: 6, 262144 
bytes)  
TCP established hash table entries: 131072 (order: 9, 2097152 
bytes)   
TCP bind hash table entries: 65536 (order: 8, 1048576 
bytes)   
TCP: Hash tables configured (established 131072 bind 
65536)
TCP reno 
registered
NET: Registered protocol family 
1

Re: naming dasd devices

2007-09-25 Thread Rick Troth
Like Christian says,  udev is your friend!

-- R;

On Tue, 25 Sep 2007, Jorge Souto wrote:

> Hello,
>
> I am building a large EVMS volume with a lot of minidisks
>
> /dev/dasda  (i.e. minidisk 200)
> /dev/dasdb  201
> ...
>
> I'd like to name the devices similar to the minidisks:
>
> /dev/dasd200
> /dev/dasd201
> /dev/dasd200a (pav for minidisk 200)
> 
>
> I think it's possible with udev, but /dev/dasdx it's the kernel name.
>
> If it isn't possible to modify the kernel name, I would create an
> alternative /dev/disk/by-minidisk/dasd200
>
>
> Any suggestion?
>
>
>
>
>
> Thanks
>
> --
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Re: Shared Kernel on Sles10

2007-09-25 Thread Mark Post
>>> On Tue, Sep 25, 2007 at  4:12 PM, in message
<[EMAIL PROTECTED]>, Dave Jones <[EMAIL PROTECTED]>
wrote: 
> Hi, Max.
> 
> I am sure we could be of more help to you in getting this problem fixed
> if we had a better idea of what the problem really is.

Dave,

He's not following the manual procedure to create an NSS, so he's not getting 
any CP errors at all.


Mark Post

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Re: Shared Kernel on Sles10

2007-09-25 Thread Mark Post
>>> On Tue, Sep 25, 2007 at  3:40 PM, in message <[EMAIL PROTECTED]>, Max
Belardi <[EMAIL PROTECTED]> wrote: 
> Thanks Mark
> if I point to this site... I can get informations here:
> http://www.vm.ibm.com/linux/linuxnss.html
> 
> The first paragraph show...
> "The VM Share Kernel Support procedure documented on this page was
> created a few years ago for use with an older Linux Kernel. So, if you
> are using Linux Kernel 2.6, it would be best NOT to use this procedure,
> and instead download a new patch of kernel NSS support from the
> following link. "
> 
> I point to the new link
> http://www-128.ibm.com/developerworks/linux/linux390/whatsnew.html
> 
> ...and there are some documentation about device drivers and commands
> In chapter 13 there is: "Shared kernel support"
> 
> Setting up a Linux NSS means performs this steps:
> 1. Boot Linux.
> 2. Insert savesys= into the kernel parameter file used by your
> boot configuration, where  is the name you want to assign to
> the NSS. The name can be 1-8 characters long and must consist of
> alphabetic and numeric characters. Be sure not to assign a name that
> matches any of the device numbers used at your installation.
> 3. Issue a zipl command to write the modified configuration to the boot
> device.
> 4. Close down Linux.
> 5. Issue an IPL command to boot Linux from the device that holds the
> Linux kernel. During the IPL process, the NSS is created and Linux is
> actually booted from the NSS.
> 
> This procedure seems that is not working at this time
> What's wrong???
> Procedure??? (automatic NSS generation is not supported)
> Kernel??? (currently is 2.6.16.53)

As I said in my other reply, "what's wrong" is that the patch referenced has 
not (yet) been incorporated in the kernel that ships with SLES.  The 
developerWorks web site is intended for people that intend to build their own 
kernel from source.  That means, distribution providers, or people who are 
doing it for educational or other purposes.

In your case, you should go with the manual procedure that gives all the z/VM 
commands to use.  Understand, though, that the resulting kernel-in-NSS is not 
(yet) supported by Novell.  If/when we ship that functionality, it will be 
supported.  Until then, you're on your own unless you are willing to negotiate 
a custom support arrangement.  (Personally I don't think it will be any 
problematic than booting from a kernel on disk, but commercial support models 
being what they are, that scenario doesn't fall under the supported category 
yet.)

One thing to keep in mind is that putting your kernel into an NSS is only going 
to save you somewhere around 1-4MB (at most).  Unless you have a _lot_ of z/VM 
guests, that isn't going to buy you much.  You're much better off concentrating 
on implementing CMM (phase 1), or xip2fs.  You'll get a lot more return for 
your efforts there.


Mark Post

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Re: Shared Kernel on Sles10

2007-09-25 Thread Heiko Carstens
On Tue, Sep 25, 2007 at 03:40:31PM -0400, Max Belardi wrote:
> Thanks Mark
> if I point to this site... I can get informations here:
> http://www.vm.ibm.com/linux/linuxnss.html
>
> The first paragraph show...
> "The VM Share Kernel Support procedure documented on this page was
> created a few years ago for use with an older Linux Kernel. So, if you
> are using Linux Kernel 2.6, it would be best NOT to use this procedure,
> and instead download a new patch of kernel NSS support from the
> following link. "
>
> I point to the new link
> http://www-128.ibm.com/developerworks/linux/linux390/whatsnew.html
>
> ...and there are some documentation about device drivers and commands
> In chapter 13 there is: "Shared kernel support"
>
> Setting up a Linux NSS means performs this steps:
> 1. Boot Linux.
> 2. Insert savesys= into the kernel parameter file used by your
> boot configuration, where  is the name you want to assign to
> the NSS. The name can be 1-8 characters long and must consist of
> alphabetic and numeric characters. Be sure not to assign a name that
> matches any of the device numbers used at your installation.
> 3. Issue a zipl command to write the modified configuration to the boot
> device.
> 4. Close down Linux.
> 5. Issue an IPL command to boot Linux from the device that holds the
> Linux kernel. During the IPL process, the NSS is created and Linux is
> actually booted from the NSS.
>
> This procedure seems that is not working at this time
> What's wrong???
> Procedure??? (automatic NSS generation is not supported)
> Kernel??? (currently is 2.6.16.53)

FWIW, the first kernel version avaible from kernel.org that supports
automatic kernel NSS generation is 2.6.21. So it definitely doesn't
work with 2.6.16.53.
Also there is currently no distribution available which has kernel
NSS support built in.

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