Re: SLES10 Install

2006-08-21 Thread Post, Mark K
I don't think it's related to reiserfs versus ext3.  The YaST panels are
a little ambiguous when it comes to using the term formatting.  The
panel where you activate and format your disks is equivalent to varying
them online, and then running the dasdfmt command.  The panel where you
create partitions and set the file system types is equivalent to the
fdasd and mkfs commands.  You need all of these for things to work.

I've had no problems (while using YaST) activating DASD devices,
partitioning them, and setting the file system types to ext3.


Mark Post

-Original Message-
From: Linux on 390 Port [mailto:[EMAIL PROTECTED] On Behalf Of
Alan Schilla
Sent: Friday, August 18, 2006 5:30 PM
To: LINUX-390@VM.MARIST.EDU
Subject: FW: SLES10 Install

We got the SLES10 install to work. We did the format at the activate
DASD screen. When we got to the partitioning screen we created our mount
points and left the files system as ReiserFS. This worked. We think our
format error occured when we tried changing the ReiserFS to EXT3. Our
VDISK swap still does not work but we will try to work thru this. In any
cse we are installed and can begin looking at what SLES10 provides. 

Thanks Everyone,

Al Schilla
Systems Programmer 
Enterprise Technology Services
Office of Enterprise Technology
phone: 651-201-1216
email: [EMAIL PROTECTED]


-Original Message-
From: Alan Schilla 
Sent: Thursday, August 17, 2006 3:01 PM
To: 'Linux-390 Linux'
Subject: FW: SLES10 Install


No, we did the activate, paged ahead and then we tried formatting when
we created the partitions and selected the software packages. This is
the format that fails. We will try this earlier format and see what
happens. 

Thanks,

Al Schilla
Systems Programmer 
Enterprise Technology Services
Office of Enterprise Technology
phone: 651-201-1216
email: [EMAIL PROTECTED]


-Original Message-
From: Linux on 390 Port [mailto:[EMAIL PROTECTED] Behalf Of
Post, Mark K
Sent: Thursday, August 17, 2006 1:28 PM
To: LINUX-390@vm.marist.edu
Subject: Re: SLES10 Install


You don't state it explicitly, so I'll ask.  Once you activated the DASD
volumes you wanted to use, did you (on that same YaST screen) also
format them?  The drop-down list has three options (if I'm remembering
right):
Activate
Deactivate
Format


Mark Post 

-Original Message-
From: Linux on 390 Port [mailto:[EMAIL PROTECTED] On Behalf Of
Alan Schilla
Sent: Wednesday, August 16, 2006 4:11 PM
To: LINUX-390@VM.MARIST.EDU
Subject: Re: SLES10 Install

We are trying the install of sles10 and get the boot loader and thru the
network config to the FTP server for installation. We connect to the new
guest via cygwin and ssh. We start the configuration of the disk
partitions and select software and when we continue to where the install
process would generally format the dasd we receive the following
messages:

Failure occurred during following action:
Executing fdasd for disk /dev/dasdb...

System error code was: -11001

/sbin/fdasd -c /tmp/liby2storageIT5Z1N/fdasd_inp /dev/dasdb:

fdasd error: Unsupported disk format
/dev/dasdb is not formatted with z/OS compatible disk layout

Has anyone else experienced this error?

Thanks,

Al Schilla
Systems Programmer 
Enterprise Technology Services
Office of Enterprise Technology
phone: 651-201-1216
email: [EMAIL PROTECTED]


-Original Message-
From: Alan Schilla 
Sent: Friday, August 11, 2006 9:03 AM
To: 'Linux-390 Linux'
Subject: FW: SLES10 Install


Thanks to everyone who has responded. I will use the suggested paths to
CD images. It seems very straight-forward. I will also test the install
process to a VLAN guest and see what happens. I will post back if I
encounter any errors or problems.

Thanks for Your Help,

Al Schilla
Systems Programmer 
Enterprise Technology Services
Office of Enterprise Technology
phone: 651-201-1216
email: [EMAIL PROTECTED]


-Original Message-
From: Linux on 390 Port [mailto:[EMAIL PROTECTED] Behalf Of
Nix, Robert P.
Sent: Thursday, August 10, 2006 3:48 PM
To: LINUX-390@vm.marist.edu
Subject: Re: SLES10 Install


Our initial test, we had to copy all the CDs into a common disk
directory, and point to that directory via FTP. We've since downloaded
the DVD, and will just mount that and point to it for our next attempt
at SLES 10. There's no fancy SLES10/CD1 and CD2 stuff; just copy all the
CDs (probably CD number 1 last, so that all of the checksums are
correct) to a single directory, and give it a shot.


--
 .~.Robert P. Nix   Mayo Foundation
 /V\RO-OC-1-13  200 First Street SW
/( )\   507-284-0844Rochester, MN 55905
^^-^^   -
In theory, theory and practice are the same, but
 in practice, theory and practice are different.


-Original Message-
From: Linux on 390 Port [mailto:[EMAIL PROTECTED] On Behalf Of
Alan Schilla
Sent: Thursday, August 10, 2006 8:54 AM
To: LINUX-390@VM.MARIST.EDU
Subject: SLES10 Install

We are beginning to look at the 

Re: zLinux VIPA setup.

2006-08-21 Thread Mark Perry
Jim,
please check and/or show us your quagga.log file for any relevant errors.

Mark

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Tracing question

2006-08-21 Thread Ray Mansell

Please forgive the naivety of this question, but my knowledge of Linux
is severely limited.

Back in the good old days of VM and CMS, it was easy to load a program,
locate it in storage, set a few CP trace traps within it, and then start
it running. How can I do the same thing in Linux? Specifically, I'd like
to be able to trace the entire execution of a given program running
under Linux, but I have less than a clue as to how to do that.

Many thanks...
Ray Mansell

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Re: zLinux VIPA setup.

2006-08-21 Thread James K Barnett
Here is the quagga.log,   Thanks for looking at it.

I can't understand why I'm getting the MTU errors.All other MTUs that
I could check are set at 1400, as is linux.
for reference.   185 is the vipa interface,  the 51s are the eth
interfaces connected through vswitches to OSA cards.

linux-00:/var/log/quagga # cat quagga.log
2006/08/21 08:39:21 OSPF: interface 10.115.20.185 join AllSPFRouters
Multicast group.
2006/08/21 08:39:21 OSPF: interface 10.115.136.51 join AllSPFRouters
Multicast group.
2006/08/21 08:39:21 OSPF: interface 10.115.137.51 join AllSPFRouters
Multicast group.
2006/08/21 08:39:22 OSPF: Packet[DD]: MTU is larger than
[eth0:10.115.136.51]'s MTU
2006/08/21 08:39:23 OSPF: DR-Election[1st]: Backup 10.115.136.31
2006/08/21 08:39:23 OSPF: DR-Election[1st]: DR 10.115.136.31
2006/08/21 08:39:23 OSPF: DR-Election[1st]: Backup 0.0.0.0
2006/08/21 08:39:23 OSPF: DR-Election[1st]: DR 0.0.0.0
2006/08/21 08:39:23 OSPF: DR-Election[1st]: Backup 0.0.0.0
2006/08/21 08:39:23 OSPF: DR-Election[1st]: DR 0.0.0.0
2006/08/21 08:39:23 OSPF: DR-Election[1st]: Backup 10.115.136.30
2006/08/21 08:39:23 OSPF: DR-Election[1st]: DR 10.115.136.30
2006/08/21 08:39:23 OSPF: DR-Election[1st]: Backup 0.0.0.0
2006/08/21 08:39:23 OSPF: DR-Election[1st]: DR 0.0.0.0
2006/08/21 08:39:23 OSPF: DR-Election[1st]: Backup 0.0.0.0
2006/08/21 08:39:23 OSPF: DR-Election[1st]: DR 0.0.0.0
2006/08/21 08:39:27 OSPF: Packet[DD]: MTU is larger than
[eth0:10.115.136.51]'s MTU
2006/08/21 08:39:30 OSPF: DR-Election[1st]: Backup 10.115.137.1
2006/08/21 08:39:30 OSPF: DR-Election[1st]: DR 10.115.137.1
2006/08/21 08:39:30 OSPF: DR-Election[1st]: Backup 0.0.0.0
2006/08/21 08:39:30 OSPF: DR-Election[1st]: DR 10.115.137.1
2006/08/21 08:39:30 OSPF: Packet[DD]: MTU is larger than
[eth1:10.115.137.51]'s MTU
2006/08/21 08:39:31 OSPF: DR-Election[1st]: Backup 0.0.0.0
2006/08/21 08:39:31 OSPF: DR-Election[1st]: DR 10.115.136.1
2006/08/21 08:39:32 OSPF: Packet[DD]: MTU is larger than
[eth0:10.115.136.51]'s MTU
2006/08/21 08:39:33 OSPF: DR-Election[1st]: Backup 0.0.0.0
2006/08/21 08:39:33 OSPF: DR-Election[1st]: DR 10.115.137.1
2006/08/21 08:39:33 OSPF: DR-Election[1st]: Backup 0.0.0.0
2006/08/21 08:39:33 OSPF: DR-Election[1st]: DR 10.115.137.1
2006/08/21 08:39:35 OSPF: Packet[DD]: MTU is larger than
[eth1:10.115.137.51]'s MTU
2006/08/21 08:39:37 OSPF: Packet[DD]: MTU is larger than
[eth0:10.115.136.51]'s MTU
2006/08/21 08:39:40 OSPF: Packet[DD]: MTU is larger than
[eth1:10.115.137.51]'s MTU
2006/08/21 08:39:42 OSPF: Packet[DD]: MTU is larger than
[eth0:10.115.136.51]'s MTU
2006/08/21 08:39:45 OSPF: Packet[DD]: MTU is larger than
[eth1:10.115.137.51]'s MTU
2006/08/21 08:39:47 OSPF: Packet[DD]: MTU is larger than
[eth0:10.115.136.51]'s MTU
2006/08/21 08:39:50 OSPF: Packet[DD]: MTU is larger than
[eth1:10.115.137.51]'s MTU
2006/08/21 08:39:52 OSPF: Packet[DD]: MTU is larger than
[eth0:10.115.136.51]'s MTU
2006/08/2

Jim Barnett
United Health Technologies
Mainframe Systems




Mark Perry [EMAIL PROTECTED]
Sent by: Linux on 390 Port LINUX-390@VM.MARIST.EDU
08/21/2006 02:56 AM
Please respond to
Linux on 390 Port LINUX-390@VM.MARIST.EDU


To
LINUX-390@VM.MARIST.EDU
cc

Subject
Re: zLinux VIPA setup.






Jim,
please check and/or show us your quagga.log file for any relevant errors.

Mark

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Re: Tracing question

2006-08-21 Thread McKown, John
 -Original Message-
 From: Linux on 390 Port [mailto:[EMAIL PROTECTED] On 
 Behalf Of Ray Mansell
 Sent: Monday, August 21, 2006 9:23 AM
 To: LINUX-390@VM.MARIST.EDU
 Subject: Tracing question
 
 
 Please forgive the naivety of this question, but my knowledge of Linux
 is severely limited.
 
 Back in the good old days of VM and CMS, it was easy to load 
 a program,
 locate it in storage, set a few CP trace traps within it, and 
 then start
 it running. How can I do the same thing in Linux? 
 Specifically, I'd like
 to be able to trace the entire execution of a given program running
 under Linux, but I have less than a clue as to how to do that.
 
 Many thanks...
 Ray Mansell

GDB - The GNU Debugger. It use the ptrace function in Linux to do
these things. It is also a source level debugger if you compiled the
program with the -g switch.

If you just want to see what system calls the program issued, then use
the strace command.

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

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Re: Tracing question

2006-08-21 Thread Alan Cox
Ar Llu, 2006-08-21 am 10:23 -0400, ysgrifennodd Ray Mansell:
 Please forgive the naivety of this question, but my knowledge of Linux
 is severely limited.

 Back in the good old days of VM and CMS, it was easy to load a program,
 locate it in storage, set a few CP trace traps within it, and then start
 it running. How can I do the same thing in Linux? Specifically, I'd like
 to be able to trace the entire execution of a given program running
 under Linux, but I have less than a clue as to how to do that.

The low level interface is ptrace (2) (see man 2 ptrace).

Usually people deal with things at a higher level and the gdb debugger
can do tracing and trapping of the application including things like
run into variable X is set. For what is going on type events there
are tools called strace and ltrace which trace system calls and library
calls respectively.

Alan

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/dev/random

2006-08-21 Thread Arty Ecock
Hi,

   I tried to use gpg today to generate a pgp key on SLES9x.  The process
hangs while reading from /dev/random (which is lacking entropy).  Hasn't
this whole /dev/random (and /dev/urandom) thing been beaten to death?  Does
anyone else use gpg on s390x?

Cheers,
Arty

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Re: Tracing question

2006-08-21 Thread Richard Hitt

Hi, Ray

gdb will give you an instruction trace.  Use the gdb command display/i
$pc and then use either si or ni to step instructionwise through
your program.

Richard Hitt[EMAIL PROTECTED]


Ray Mansell wrote:

Thank you both for the responses, but this isn't quite what I'm after. I
really do need a CP instruction trace of a given program running in
Linux, and as far as I can tell, neither gdb nor ptrace will give me
this.

Thanks again,
Ray

Alan Cox wrote:

Ar Llu, 2006-08-21 am 10:23 -0400, ysgrifennodd Ray Mansell:

The low level interface is ptrace (2) (see man 2 ptrace).



McKown, John wrote:

GDB - The GNU Debugger. It use the ptrace function in Linux to do
these things. It is also a source level debugger if you compiled the
program with the -g switch.



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Re: Tracing question

2006-08-21 Thread Ray Mansell

Thank you both for the responses, but this isn't quite what I'm after. I
really do need a CP instruction trace of a given program running in
Linux, and as far as I can tell, neither gdb nor ptrace will give me this.

Thanks again,
Ray

Alan Cox wrote:

Ar Llu, 2006-08-21 am 10:23 -0400, ysgrifennodd Ray Mansell:

The low level interface is ptrace (2) (see man 2 ptrace).



McKown, John wrote:

GDB - The GNU Debugger. It use the ptrace function in Linux to do
these things. It is also a source level debugger if you compiled the
program with the -g switch.



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Re: Tracing question

2006-08-21 Thread Neale Ferguson
Use gdb to stop the program where you are interested. Get its address. Quit
gdb. Go to the VM console:

#CP TR I R address of the routine you are interested in

(If you are in a virtual MP environment then prefix commands by #CP CPU ALL,
e.g. #CP CPU ALL TR I R ...)

Start the program.

When you the trace springs then:

#CP D Iaddress of routine).

Find the exit of the routine (BR R15 or BR R4). Note the address. Then:

#CP TR END#TR I R start-end PRINT#TR G R start-end PRINT#B

When you are done:

#CP TR END#SP P MAINT CLOSE NAME LINUX TRACE

-Original Message-
Thank you both for the responses, but this isn't quite what I'm after. I
really do need a CP instruction trace of a given program running in
Linux, and as far as I can tell, neither gdb nor ptrace will give me this.

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Re: /dev/random

2006-08-21 Thread Tom Duerbusch
I haven't done it on s390x, just on s390, also on SLES8, I believe.

Had no problems.

Tom Duerbusch
THD Consulting

 [EMAIL PROTECTED] 8/21/2006 1:08 PM 
Hi,

   I tried to use gpg today to generate a pgp key on SLES9x.  The
process
hangs while reading from /dev/random (which is lacking entropy).
Hasn't
this whole /dev/random (and /dev/urandom) thing been beaten to death?
Does
anyone else use gpg on s390x?

Cheers,
Arty

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Re: Tracing question

2006-08-21 Thread Alan Cox
Ar Llu, 2006-08-21 am 12:28 -0400, ysgrifennodd Ray Mansell:
 Thank you both for the responses, but this isn't quite what I'm after. I
 really do need a CP instruction trace of a given program running in
 Linux, and as far as I can tell, neither gdb nor ptrace will give me this.

They won't. Linux is designed to stand alone so debugging is done within
Linux (even for kernel tracing with kprobes, systemtap). Its difficult
to see how else you would do it as user space code changes mappings
regularly so you'd note have enough information below Linux to track
much

Alan

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Re: Tracing question

2006-08-21 Thread Ray Mansell

Gentlemen,

Many thanks... I think I have it now.  Much appreciated...

Ray

Richard Hitt wrote:

Hi, Ray

gdb will give you an instruction trace.  Use the gdb command display/i
$pc and then use either si or ni to step instructionwise through
your program.


Neale Ferguson wrote:

Use gdb to stop the program where you are interested. Get its address. Quit
gdb. Go to the VM console:



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Re: Vendor's Matter

2006-08-21 Thread Alan Altmark
On Saturday, 08/19/2006 at 08:20 ZE2, Waite, Dick
[EMAIL PROTECTED] wrote:
 I would agree with Marcy, vendor's matter. We switched last
 weekend from z/VM 5.1 to 5.2 and all my Linux machines running SuSE SLE
 10.0 stopped working (I/O errors). They are all SCSI attached. You might
 remember my post. Well we do NOT have IBM SCSI and so far we are still
 running with the bypass of switching of QIOASSIST. I'm told by wise
 people that this is working grand on IBM SCSI...

The QDIO Assist has nothing to do with the type of SCSI device (and, by
inference, the SCSI payload).  Instead, it deals with the structures that
manage the payloads.  So, this means that there is a relationship between
the way the device driver creates said structures and the hardware itself
(in the form of the assist).  Further, CP has to create inputs that allow
the assist to work.

If you changed only z/VM, and turning off the assist gets everything
working again, then there are only two possibilities:
1. The assist itself is broken
2. CP's management of the assist is broken

Use of non-IBM devices may result in changes to the timing of events,
surfacing defects not previously observed.  Either way, the correct
response to the issue is a PMR. (And I think one has been opened.)

Alan Altmark
z/VM Development
IBM Endicott

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Re: Vendors Matter

2006-08-21 Thread Marcy Cortes
Right, function is one thing, performance is something else.  It may
work, but not work well.

What I think Rick and friends need to do is to ask EMC to investigate
it.  They can analyze it and make pretty graphs.  Ask them specifically
if you are seeing any device level write pendings.  RAID configuration
affects that as well as the applications i/o sizes and patterns.  Not
all performance problems can be found by tools such as Velocity  PTK
which will look at the VM and Linux level.  Sometimes your problem is at
a lower level.  


Marcy Cortes


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-Original Message-
From: Linux on 390 Port [mailto:[EMAIL PROTECTED] On Behalf Of
Alan Altmark
Sent: Monday, August 21, 2006 13:55
To: LINUX-390@VM.MARIST.EDU
Subject: Re: [LINUX-390] Vendor's Matter

On Saturday, 08/19/2006 at 08:20 ZE2, Waite, Dick
[EMAIL PROTECTED] wrote:
 I would agree with Marcy, vendor's matter. We switched last
 weekend from z/VM 5.1 to 5.2 and all my Linux machines running SuSE
SLE
 10.0 stopped working (I/O errors). They are all SCSI attached. You
might
 remember my post. Well we do NOT have IBM SCSI and so far we are still
 running with the bypass of switching of QIOASSIST. I'm told by wise
 people that this is working grand on IBM SCSI...

The QDIO Assist has nothing to do with the type of SCSI device (and, by
inference, the SCSI payload).  Instead, it deals with the structures
that
manage the payloads.  So, this means that there is a relationship
between
the way the device driver creates said structures and the hardware
itself
(in the form of the assist).  Further, CP has to create inputs that
allow
the assist to work.

If you changed only z/VM, and turning off the assist gets everything
working again, then there are only two possibilities:
1. The assist itself is broken
2. CP's management of the assist is broken

Use of non-IBM devices may result in changes to the timing of events,
surfacing defects not previously observed.  Either way, the correct
response to the issue is a PMR. (And I think one has been opened.)

Alan Altmark
z/VM Development
IBM Endicott

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Re: /dev/random

2006-08-21 Thread Post, Mark K
Not specifically, but I just checked one of my SLES9 SP3 s390x systems:
# cat /proc/sys/kernel/random/entropy_avail
2944

My system is fairly idle.  What are you running on your system? 


Mark Post

-Original Message-
From: Linux on 390 Port [mailto:[EMAIL PROTECTED] On Behalf Of
Arty Ecock
Sent: Monday, August 21, 2006 2:08 PM
To: LINUX-390@VM.MARIST.EDU
Subject: /dev/random

Hi,

   I tried to use gpg today to generate a pgp key on SLES9x.  The
process
hangs while reading from /dev/random (which is lacking entropy).  Hasn't
this whole /dev/random (and /dev/urandom) thing been beaten to death?
Does
anyone else use gpg on s390x?

Cheers,
Arty

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Re: /dev/random

2006-08-21 Thread Thomas Kern
I was never able to generate GPG or ssh public/private personal keys because of
the lack of entropy on my basically idle system. I had to generate all of the
personal keys down on my PC and upload them for use under Linux or z/OS.

/Tom Kern

--- Arty Ecock [EMAIL PROTECTED] wrote:

 Hi,
 
I tried to use gpg today to generate a pgp key on SLES9x.  The process
 hangs while reading from /dev/random (which is lacking entropy).  Hasn't
 this whole /dev/random (and /dev/urandom) thing been beaten to death?  Does
 anyone else use gpg on s390x?
 
 Cheers,
 Arty
 
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Re: /dev/random

2006-08-21 Thread Arty Ecock
Hi,

On Mon, 21 Aug 2006 18:58:38 -0400 Post, Mark K said:
Not specifically, but I just checked one of my SLES9 SP3 s390x systems:
# cat /proc/sys/kernel/random/entropy_avail
2944

My system is fairly idle.  What are you running on your system?=20

   My guest is very very idle.  The z990 is somewhat large.

   entropy_avail = 355

Cheers,
Arty

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