you'll be waiting over 9 hours for a machine to just be logged off.
*up to* more than 9 hours, right? If the machine shuts down in two
minutes for example, won't it halt and signal back to z/VM that it's done?
(whether it then gets logged off is another matter)
I would normally set the
Mark,
I have uploaded almost all of the presentations given at the VM Workshop
...
Excellent! Thanks.
Mike MacIsaac mike...@us.ibm.com (845) 433-7061
Ditto here -- c'mon, IBM. /etc/tlm, not just dumping them in /etc.
Or /etc/opt/ibm/tlm/ ???
From the FHS 2.3:
3.7.4. /etc/opt : Configuration files for /opt
3.7.4.1. Purpose
Host-specific configuration files for add-on application software packages
must be installed within the directory
Richard,
Good luck! Enjoy your retirement. Thanks for all your useful appends to
this list.
Mike MacIsaac mike...@us.ibm.com (845) 433-7061
Hi,
This thread has brought up a question in my mind (maybe it's a dumb one,
but I'll ask it anyway :))
Assumptions:
1) This is the default value for Operator_Consoles in the SYSTEM CONFIG
file (and probably most shops do not delete or change the last two
entries):
Operator_Consoles
Ideas?
Do a TERM CONMODE 3270 before the IPL.
Mike MacIsaac mike...@us.ibm.com (845) 433-7061
Rob,
You're being vague. What is on the business end of your connection?
A SAPL screen. So we do a:
== IPL 200 CLEAR
And z/VM starts to IPL. Press F10. With an emulator that has the large
screen size, the session gets disconnected.
Mike MacIsaac mike...@us.ibm.com (845) 433-7061
Rob, Alan,
Thanks, your feedback helps!
Mike MacIsaac mike...@us.ibm.com (845) 433-7061
Hi,
We ran into a problem IPLing a z/VM 2nd level using a 3270 emulator
(PComm) with a setting of 62x160 (LINESxCOLS). Setting it back to 43x80
worked around the problem. Is this a known issue? Thanks.
(I know, I know, Doctor it hurts when I do this - So don't do this :))
Mike MacIsaac
Tom,
Can I use devices 0D13-0D15 on CHPID 01
Be sure Q D13-D15 replies with OSA FREE. Or conversely, use Q OSA
FREE to be sure these devices are available.
Mike MacIsaac mike...@us.ibm.com (845) 433-7061
Hello list,
We are activating cpuplugd process for dynamic CPU and memory
management
for Linux guests running in z/VM. We have found a reference in
Virtualization cook book for SLES11 SP1 how to make necessary
configuration
for CMM modules within Linux.But couldn't find any reference
Rob,
To this:
And please, could we have a bit less FUD without really digging into
the
question? Thanks.
You wrote:
I'm not sure what your request is...
Let me clarify. You supply me with a wonderful example right in the same
append when you write:
* cpuplugd for memory: apart from the
Varying the disks off of LPAR 1 and then varying them on LPAR 2 makes the
assumption that both LPARs share the same DASD. This is often, but not
always the case. Do your two LPARs share the same DASD (and use the same
rdev's - which is almost always the case when they are shared)? If so,
Hello lists,
We are pleased to announce the IBM Redbook z/VM and Linux on IBM System
z: The Virtualization Cookbook for Red Hat Enterprise Linux 6.0 is
*finally* published (lawyer+lawyer=slow:)) at
http://www.redbooks.ibm.com/abstracts/sg247932.html
Thanks goes out to Sue Baloga, Bill Bitner,
c//Q DA /*
Mike MacIsaac mike...@us.ibm.com (845) 433-7061
Leland,
Some of you folks might find this useful.
smcli looks very cool indeed - thanks!
Documentation is slim,
agreed :)) Do you have a sample /etc/smcli.conf and -T value that just
work? For example, I created a /etc/smapi.conf and tried this:
./smcli-11.042a vnlq -T notsure -n
Hi,
The z/VM and Linux on IBM System z: The Virtualization Cookbook for SLES
11 SP1 is now an official IBM Redbook.
See http://www.redbooks.ibm.com/abstracts/sg247931.html?Open
Any feedback is welcome. Enjoy.
Mike MacIsaac mike...@us.ibm.com (845) 433-7061
Just to follow up on this thread:
The response was:
The developer has decided not to change the message type for this
messag
e.
That's a totally BS answer. Call them back and challenge it.
There should at least be a justification for why the developer refused
to
change it,
Hi everyone,
We'd like to announce two new draft Virtualization Cookbooks. See:
http://www.vm.ibm.com/devpages/mikemac/
These are only drafts. More good news is that they will eventually become
official IBM Redbooks. They include the following updates to previous
books:
-) The z/VM sections
Hello list,
I'm trying to verify that I've got all the latest service for the z196. I
start with a z/VM 6.1 system that is up to the latest RSU, service level
1002.
== q cplevel
z/VM Version 6 Release 1.0, service level 1002 (64-bit)
Generated at 11/05/10 13:53:17 EDT
IPL at 11/05/10 14:50:40
Leon,
I am using the z/VM and Linux on IBM System z The Virtualization
Cookbook.
And the info you gave me was not mention so thank you.
Glad to hear you're using the book. Hopefully it is helpful, but perhaps
not as much so in this example.
It is not mentioned, I agree. The IPWIZARD should
We never more can edit our VMUSERS DIRECT
That is correct, Sergio.
But never is a strong word. I believe you can reprime the DirMaint
pump by copying a USER DIRECT file to USER INPUT on the (I believe it is)
DIRMAINT 1DF disk. Then when DirMaint is started again, it loads that new
David,
There’s nothing that you can’t change in a directory entry via DIRM
commands these days,
Sometimes it just won't delete a user ID when there are outstanding
(stuck?) workunits (I wish DIRM PURGE had a --FORCE option :))
Mike MacIsaac mike...@us.ibm.com (845) 433-7061
still stuck with 30 year old technology (CTC)
Yeah, and we're still stuck with that 30 year old TCP/IP technology :))
Mike MacIsaac mike...@us.ibm.com (845) 433-7061
That is absolutely the wrong thing to do.
Is it so black and white?
Our team has been using this convention for a number of years and it has
worked fine for us. However, I will admit we have never been asked to
migrate to a new disk array. I believe the main argument for not using the
I do know what addresses my system disks are on,
Ah! - an argument for the convention of using the RDEV as the last four
characters of the volser :))
Mike MacIsaac mike...@us.ibm.com (845) 433-7061
My problem is that after 'Z' then what?
Nothing - I vaguely recall this going back about 10 years: 'P' was for
Power systems, 'X' was for Intel x86 architecture and 'Z' was for
something to the effect of 'the ultimate system in reliability such that
nothing can come after it'. Jim, can you
Phil,
I was wondering if there was an IBM document which gave suggestions
for DASD volser conventions and/or limitations.
In the Virtualization Cookbooks, some of which are Redbooks and thus IBM
documents, we recommend using the last four characters of the volser as
the DASD rdev. If this
Mark,
And with the ease of copying DASD via Flashcopy, I move volumes from
device to device for various reasons,
Well sure, so do I. I either FLASHCOPY starting at cylinder 1, or if I
need the entire disk copied, I relabel (clip) the target volume per the
convention after the copy.
Troy,
Just a guess - do you have a CONFIGAA DATADVH? Often it will have a
DATAMOVE_MACHINE variable that includes the System_Identifier. If you've
changed that in the SYSTEM CONFIG file, you will also want to change it
here:
DATAMOVE_MACHINE=DATAMOVE ZVMV6R10 *
Alan,
I don't understand this bit. Could you give us a sample shell script?
# cat foo
#!/bin/bash
machType=`grep Type: /proc/sysinfo | awk '{print $2}'`
model=`grep Model: /proc/sysinfo | awk '{print $3}'`
vm01=`grep VM01 Name: /proc/sysinfo | awk '{print $3}'`
vm00=`grep VM00 Name:
Is there a way to DISPLAY more than the one line with the CATALOG
statement?
I would like to see the three or four lines before and after the CATALOG
line.
Yes - but in more than one step - with the (SHOW) Sx and S-x prefix
command (I vaguely remember having an XEDIT macro and a PF key set
John,
...
SYSCLONE191 3390 08202 08221 00020
82228821 600GAP
TCPIPV 191 3390 08822 08826 5
...
So now I have a GAP. How do I get rid of it?
There are a couple of ways you could:
The only difference
is that you have set up the HMC to associate the mass storage media
service with a remote FTP server instead of the local DVD drive.
Yes, there is that approach, but isn't there another approach where you
just list the FTP credentials in the Load from Removable Media HMC
I?m having a difficult time finding out if a particular PTF is applied.
I?ve looked through the
?z/VM Service Guide? and ?z/VM Automated Installation and Service?.
Can someone point me in the right direction?
We did write this task up in the Virtualization Cookbooks. As I recall the
key
Alan,
by knowing how deep you are in STSI, you can map it to DIAG 0.
If you say so. I still haven't seen an example, but it is somewhat moot
because I'm still trying to avoid CMS, thus any REXX EXECs.
An instance of CP is determined by cec.lpar[.userid1[.userid2]...]
Yes, I see that now. So
Thanks Kris for a quick answer, and also thanks to another for an off-line
reply. I do appreciate it.
However, I'm still not sure I have a solution. Let me describe the
problem a bit better. I'm trying to ascertain the location of resources
in the System z hierarchy - that is CECs have
zMAN,
ISTR that DIAG 0 returns multiple levels of information for each layer
until you get
back to the first level system. If so, won't that layer have the info
you want?
Not sure. The code snippet that Kris appended returns the following on the
second level z/VM in question:
== diag0
Marty,
On more recent levels of z/VM and the hardware, you might want to be
looking at the results of the STSI (STore System Information) hardware
instruction. It produces a level-by-level description of the hardware
environment, just not as nicely formatted as what proc/sysinfo gives you.
I think MAINT's 500 minidisk is only 600 cylinders and it may not be
enough
We updated the Servicing z/VM chapter in the latest Virtualization
Cookbook for SLES 11 (at the top of http://linuxvm.org/present/)
If this is your problem, we ran into the same thing where the MAINT 500
disk ran
I have tried binary and EBCDIC without success
From VM to VM I do:
ftp type e
ftp mode b
Mike MacIsaac mike...@us.ibm.com (845) 433-7061
Robert,
I’m getting the message “FCXPMN446E Incomplete monitor data: SAMPLE
CONFIG size too small” when perfsvm comes up.
I've seen this a number of times too. We added a section 12.2.4 in the
new z/VM 6.1 /SLES 11 Virtualization Cookbook (top of the page
http://linuxvm.org/present/ )
It
Robert,
HCPMOV6274I The sample data messages and corresponding records have
been purged.
Just a thought - did you log off of PERFSVM and back on? I'm wondering if
that virtual machine is pointing at the previous address of MONDCSS.
Mike MacIsaac mike...@us.ibm.com (845) 433-7061
Frank,
Here's a Linux-centric approach to check that a user ID exists and is
logged off. It assumes the vmcp module is loaded:
# ./checkuser.sh foo
Error: foo does not exist
# ./checkuser.sh sysmaint
# echo $?
0
# ./checkuser.sh linux191
Error: linux191 is logged on
Here's the code:
# cat
Ah, peer review is a wonderful thing! Within *minutes* of me posting a
proposed approach, I got an e-mail off-list,
from a person who should remain anonymous, that included:
it is not exact and sloppy and based on assumptions rather than the
official API
Looks to me your code would also
There is a new paper, Sharing and Maintaining SLES 11 Linux under z/VM
using DCSSs and an NSS, available on a new Web page at:
http://www.vm.ibm.com/linux/dcss/
In 2007, there was collaboration between IBM and Nationwide insurance that
resulted in the Redpaper Sharing and maintaining Linux
Hi,
Please can someone provide me the command to suppress messages on the
operator screen for Zvm.
Don't logoff of OPERATOR - always DISConnect.
Mike MacIsaac mike...@us.ibm.com (845) 433-7061
Hello lists (cross posted to linux-390 and ibmvm),
Marian Gasparovic and I are pleased to announce a new cookbook entitled
z/VM and Linux on IBM System z: The Virtualization Cookbook for SLES
11. It is temporarily at the top of the page:
http://www.vm.ibm.com/devpages/mikemac/
The PDF weighs
Sir Alan writes:
FWIW, I have learned that a Supplicant intends to petition Supreme High
Council of z/VM Design (known in some circles as The Coven) ...
Yes, *it is I* who dare to summon The Coven. I chant appropriately, tug on
my forelock, and will even bring some young REXX EXECs for
Hi,
I was asked for help with a Linux install problem and it seems that the
Linux parameter file, stored in a CMS file, had been folded to upper case.
Getting the parameter file with the correct case will probably fix the
problem.
The default setting seems to be CASE UPPER for most file
since it is documented to act that way
I couldn't find that.
Mike MacIsaac mike...@us.ibm.com (845) 433-7061
Carlos,
how can I ftp both files to z/vm 4.4 and define lrecl 1024 and recfm f,
since if I do not specify nothing during ftp
they are ftped to A mdisk as V and 8192.
I do a:
ftp bin
...
ftp quote site fix 1024
(the quote is needed from a DOS sessions, for other FTP clients I believe
site
Marian,
When I install z/VM it asks for RSU disk. Is it possible to use latest
RSU downloaded from shopzseries at this time
Once (VM 5.3 timeframe I believe), someone suggested that this could be
done. So we installed z/VM and skipped the RSU. Then we ran IPWIZARD to
get z/VM on the
As Rob and Alan have less blatantly stated, Linux CPU numbers are bogus
in a virtual environment.
However, with the addition of steal percentage (%st in top), the amount
of CPU that is being stolen by the hipervisor, I believe many would
agree that they are less bogus.
Mike MacIsaac
“less bogus”?
More meaningful?
Mike MacIsaac mike...@us.ibm.com (845) 433-7061
Martin,
But, when the guests try to access the vswitch,
it's a totally different story.
You're specifying virtual 300, 301 and 302? What distro? What error are
you getting?
Mike MacIsaac mike...@us.ibm.com (845) 433-7061
Russel,
Have you been successful with the install over an OSA defined on a layer
2 network?
We are running z/VM 5.4 with the latest PTF’s and SUSE 10 SP2 trying to
perform the install using the IBM scripts.
It is failing every time during the re-boot phase of the install.
If you are asking
Hi list,
I wrote:
Bill,
Here is my presentation:
Whoops sorry. This was not supposed to go to the list of course, it was
supposed to go to Bill Munson.
(Bill, you can get it here :))
Mike MacIsaac mike...@us.ibm.com (845) 433-7061
Hello everyone,
I am please to announce an updated paper Sharing and maintaining SLES 10
SP2 Linux under z/VM, and an associated tar file with scripts and
configuration files.
The paper is available on the Web at:
http://linuxvm.org/present/misc/ro-root-S10.pdf
The tar file is available
Easepla aketa istha offline, ay?
:))
Mike MacIsaac mike...@us.ibm.com (845) 433-7061
The IBM z/VM Operating System IBMVM@LISTSERV.UARK.EDU wrote on
05/03/2009 12:03:00 PM:
On May 3, 2009, at 3:39 AM, Malcolm Beattie wrote:
David Boyes writes:
On 5/1/09 4:20 PM, Alan Altmark
Steve,
From the notes I have taken installing 5.4:
Start INSTDVD, it runs for up to two hours, then
...
4. You are asked to place the system RSU in the drive. Insert the z/VM
Stacked
Recommended Service Upgrade 5401 DVD into the HMC DVD-ROM drive.
5. At the Integrated 3270 Console, type GO.
William,
I'd like to find a document template or CSS (Style Sheet) which
will render my local doc in a manner visually consistent with
IBM's documentation.
Have you looked into OASIS DITA?
I did at one point, but never got far into using it. It struck me as a
good model/template for
Last time I tried 3rd level guests it was fairly painful not sure what
subsystem to blame.
Not that I'm a z/VM guru by any means, but ... I have found the peformance
of 3rd level Linux systems to be anywhere from perfectly acceptable to
lethargic/downright annoying. When I'm on a system that
Probably not enough memory.
From Appendix A.1 of the install and user's guide:
If the partition icon turns the color used for Disabled Wait (usually
red), the ?Hardware
Messages? screen will show the event and ?Details? will show the Processor
Status Word
(PSW) value. The wait state is the
Second, if one's intent is to run
nearly identical cloned VM images across some number of LPARS on some
number of CECs, would there be a simple way to do this from one Master
read-only RES pack containing various CPLOAD modules and system
configuration files, sort of like our z/OS brethren
Kris,
And then, all of a sudden one of your production volumes is gone (e.g.
someone changed its label, or it was too slow to respond during IPL)
what causes the gold image copy to become online
I don't think so - in my scenario, all 5 of the cloned z/VM labels have
changed.
So to
Jim,
Alan Altmark pointing out that the old habit of having the
duplicate volsers at the highest or as Michael says the *largest*
addresses is not a foolproof
Yes, we're going around on this one again.
I believe he said it's not best practices, which is why I prefaced my
statement with
Alyce,
I found the procedure to enter single user mode in the Virtualization
Cookbook for SLES 10 SPs2
(Oct 2008) on page 194 to recover the root password by entering the
following command at IPL:
#cp vi vmsg 0 1?.
However, when I get to the end of the procedure, it asks for the root
Alyce,
Thanks, Mike?should I IPL in single user mode to do your suggested steps
below?
No, IPL the install system (e.g. SLES10S2 EXEC) - you see this puts an
install system into memory and on the network, but then you have access to
the affected disk (the one with the /etc/shadow that has the
Hello IBMVM and linux-390 lists,
I was asked for help create 500 Linux servers on two LPARs for an internal
performance test. With some help, we got this accomplished in three days.
I thought it would be helpful to the community to write a paper on it.
It's 22 pages - about 14 describing the
port 81 - speaking of which I found it an annoyance albeit a minor one
why do you find it an annoyance that IBM recommends using a low port?
Myself, I like using port 80. Then I can just type z/VM's IP address into
a browser and don't have to remember the port number.
Mike MacIsaac
Mike,
1. It seems to me that in the past the product package as shipped from
IBM included the latest RSU on whatever media the system was ordered on
(in our case, DVD). But there was no RSU in any form in the shipment.
Really? Are you *sure* that there weren't two DVDs in the case? As
We have used internally much of these private networks
Really? Wow, that's a lot of IP addresses ~(2**24 + 2**20 + 2**16) Fewer
of course with subnetting, but still ...
There are three reserved address spaces in RFC 1918 (192.168.x.x,
172.12.x.x, and 10.x.x.x).
So there's even more - 172.16
I am trying to FTP a CMS member to POWER LST queue. I am losing the
first byte.
What am I missing?
The first byte :))
Mike MacIsaac mike...@us.ibm.com (845) 433-7061
Terry,
Now that I'm part of the z/VM team, I've been able to get a VM Developer
Page. See: http://www.vm.ibm.com/devpages/mikemac/
I do not have the ability to get the cpformat exec as the book explains.
Is this exec available somewhere else where I can just down load using
IND$FILE to my
David,
You asked.
When building new Linux boxes, I have to format several drives.
I normally log as Maint and do them one at a time. Is there a
way to do multiple drives simultaneously, or log to Maint
sessions multiple times?
And David Boyes answered:
You can only do them serially, or
Hello lists,
The latest Virtualization Cookbooks are now published IBM Redbooks, not
drafts. They are:
-) z/VM and Linux on IBM System z The Virtualization Cookbook for SLES 10
SP2, SG24-7493 on the Web at
http://www.redbooks.ibm.com/abstracts/sg247493.html
-) z/VM and Linux on IBM System z
Alyce,
These questions may be more appropriate for the linux-390 list server as
they are much more Linux than VM. If you are not tuned in to that forum
see http://www.marist.edu/htbin/wlvindex?linux-390
WHEN I SELECT SOFTWARE, THE SOFTWARE SELECTION WINDOW
DOES NOT APPEAR AS SHOWN ON PAGE
Alyce,
I followed the directions in the ?SuSE Linux Enterprise Server Starter
System for System Z:
Installation Guide? for NOVSTART
This is related to the SLES Starter System
I looked in the ?Virtualization Cookbook??
And this is related to another project started earlier.
Both projects
Alyce,
ON P. 121 (STEP 15) OF THE VIRTUALIZATION COOKBOOK FOR
SLES 10 SP2, IT SAYS TO CREATE A SECOND PARTITION,
CLICK CREATE AND CHOOSE /DEV/DASDA AGAIN...
WHEN I DO THAT, IT SAYS THAT IT CANNOT BE PARTITIONED.
Hmm, perhaps there is no space left.
IN A STEP 14, IT SAYS TO CHOOSE A SIZE OF
1010 is cannot find console - Did you bring up the Integrated 3270
console on the HMC and specify SYSG as the (load) parm?
I changed the system config adding page packs and such and might have
had a finger check!
Did you run CPSYNTAX before the SHUTDOWN RIEPL? I alwasy acc 193 g (to
pick up
Mark,
I've uploaded a whole boatload of Linux and z/VM-related presentations
from SHARE 111 ...
An amazing array of presentations. This is a great resource. Thanks for
your tireless work!
Mike MacIsaac [EMAIL PROTECTED] (845) 433-7061
Hello list,
I am pleased to announce a new draft IBM Redbook on the Web at:
http://www.redbooks.ibm.com/redpieces/abstracts/sg247493.html?Open
A number of sections have been updated or changed from the current version
that is on http://linuxvm.org/present :
-The z/VM sections are updated from
What problem are you having?
It would be nice to have some cookbook-style steps of how to use SWAPGEN
on the Web site. On http://www.sinenomine.net/products/vm/swapgen the only
instructions I see are:
The VMARC file contains the updates to the module and control files, the
EXEC, the RXDASD
Rick,
Now I'm confused. You write:
Running the NTP server is a whole lot better than even a daily 'ntpdate'
via CRON.
and
The spiffy thing about time on System z is that the clock is incredibly
stable.
So which is it?
We wrote about having one server running the full xntpd to a reliable
Or would that be a zA?
LOL. But marketing guys don't know hexadecimal :))
Mike MacIsaac [EMAIL PROTECTED] (845) 433-7061
There are only 10 types of people in the world: those who know binary and
those who don't
OK, there has to be a logical explanation for this (and I should probably
know it):
A DASD's label seems to change after attaching then detaching it:
== q 613c
DASD 613C FREE
== att 613c *
DASD 613C ATTACHED TO MAINT 613C WITH DEVCTL
== q 613c
DASD 613C ATTACHED TO MAINT613C
life is much simpler if you choose minidisk(s)
I concur :))
Mike MacIsaac [EMAIL PROTECTED] (845) 433-7061
Chris,
for instructions on how to receive the files to my 500 disk.
I assume you're in the middle of the INSTDVD process. As I recall, you
should be able to just plug the DVD in the drive, type GO and the 1 file
(5301RSU1 SERVLINK for VM 5.3) should get copied there.
Mike MacIsaac [EMAIL
Hello all linux-390 and ibmvmers,
A draft Redpaper Sharing and maintaining Linux under z/VM is now up on
http://www.redbooks.ibm.com/redpieces/abstracts/redp4322.html?Open
Here is the abstract:
Large operating systems, such as z/OS®, have, for several decades,
leveraged shared file
structures.
Richard,
We are looking to install zlinux on a z9. This is a new z/vm
installation.
You may be interested in The Virtualization Cookbooks - books written
specifically for your situation. There is one for SLES 10 and one for RHEL
5, so they are mostly up to date (SLES 10 SP1, the latest
But does anyone else think it might be a good idea for CP to check
available page space before allowing a (really big) virtual machine to be
logged on?
Just a thought - maybe a SIZEMAP tool would be helpful - to head that
situation off.
I'm in the habit of doing:
1) x user direct
2) diskmap
Does anyone know if they have updated the z/VM cookbook for 5.3 yet?
I assume you mean The Virtualization Cookbook. Not yet. I installed 5.3
using the 5.2 recipes and the two are almost identical. We do hope to get
both the latest books for SLES 10 and RHEL 5 on linuxvm.org/present
converted
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