Rhel 5.4 install problems

2010-01-20 Thread Cliff Laking
In the redhat.conf file I think you need to use lower case letters for the
device number triple.

Try SUBCHANNELS=0.0.e017,0.0.e018,0.0.e019

Cliff Laking
IBM United Kingdom

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Date:Tue, 19 Jan 2010 18:00:08 -0500
From:Sue Sivets ssiv...@fdrinnovation.com
Subject: Rhel 5.4 install problems

I'm trying to install Rhel 5.4  under VM, and it's not doing what I
think it should be doing as far as the redhat.conf file is concerned. I
installed Rhel 5.3 a couple of months ago (using the redhat parm  conf
files), so I copied both the parm and conf files from that system to the
191 disk for the new machine, and updated the conf file with the correct
information. Then I copied the kernal  initrd files from the Rhel 5.4
dvd. I think everything is setup correctly, and I'm not getting any
messages that look like error messages, but after I punch the files to
the reader and ipl it, I'm getting prompted for the dasd and network
information, as if the software either doesn't see the cmsconffile info
in the parm file, or as if it doesn't even know the conf file exists. On
the 5.3 install, the system prompted me for the password that I wanted
to use for root, the 5.4 system is not doing that, but it does tell me
when I can log in to the new system as user root, using SSH. Of course
when I try to do that, I get prompted for roots password. If there is a
default, I don't know what it is, and so far everything I've tried in
both upper and lower case has not worked.

The redhat.parm file is:

root=/dev/ram0 ro ip=off ramdisk_size=4
CMSDASD=191 CMSCONFFILE=redhat.conf

The redhat.conf file is:

HOSTNAME=red54.idp.com
DASD=0500-8f27
NETTYPE=qeth
IPADDR=192.168.250.245
SUBCHANNELS=0.0.E017,0.0.E018,0.0.E019
NETWORK=192.168.250.0
NETMASK=255.255.255.0
BROADCAST=192.168.250.255
SEARCHDNS=idp.com
GATEWAY=192.168.250.161
DNS=192.168.150.156
MTU=1500
LAYER2=0
VSWITCH=1
PORTNAME= 
PORTNO=0

Does anyone have any idea of how to make this install work? I don't
really mind having to enter the information manually, but the password
part of the problem has stopped me cold, and I don't see any way of
going any further without fixing whatever is causing the password promt
to not happen. If anyone knows what the default password is, I would
appreciate knowing what it is, so I can at least get logged on and
hopefully get the system installed. I can always change the root
password later on.

Thank you to anyone who's got any ideas.

Sue Sivets

--
 Suzanne Sivets
 Systems Programmer
 Innovation Data Processing
 275 Paterson Ave
 Little Falls, NJ 07424-1658
 973-890-7300
 Fax 973-890-7147
 ssiv...@fdrinnovation.com


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Re: Rhel 5.4 install problems

2010-01-20 Thread Brad Hinson

Mark Ver wrote:

Try defining a second cpu

DEF CPU 02


Or try doing a define stor of 2G or greater.

If I recall correctly, there was an issue found with parameter file
handling on RHEL 5.4 installer image that required such restrictions.  I
think this will be documented in an updated release notes if not done so
already.

But whenever I've seen that problem, I've been able to log on after
specifying the network info manually.   So it sounds like there is another
problem involved here.   Also as far as I know, the prompt into the Red Hat
installer shouldn't be asking for a password ...  is the session just
hanging?  Or is actually coming back with an access denied message?



Another thing to check is the protocol your ssh client (for example
PuTTY) is using.  It should be ssh protocol 2, not 1.


Here are a few things that might be a good place to start debug:
1) see if you can log in as debug  instead of root (should also not
require a password)
2) if using a Windows ssh client,  try logging in from another Linux system
with X forwarding explicitly disabled (small x flag) in case X forwarding
is causing some sort of disruption in getting the display from the loader
program.
 ssh -x r...@mysystem.net
3) press enter twice on the z/VM console for the guest,  this should get it
to display a console prompt, ex:
sh-3.2#
You can then use it to do stuff like:
   ifconfig
   tail /tmp/anaconda.log
   cat /tmp/netinfo
   cat /etc/passwd
   ps | grep sshd


- Mark Ver

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Brad Hinson bhin...@redhat.com
Sr. Support Engineer Lead, System z
Red Hat, Inc.
(919) 754-4198
www.redhat.com/z

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Re: Dirmaint doesn't work.

2010-01-20 Thread Yoon-suk Cho
Thanks for your reply. That's right. As you mention above, I used the
clean option in configaa datadvh.
Also, this auto reply error messages was related with
'MAXIMUM_UNASSIGNED_WORKUNITS=' option which default value was 10.
So, I change the default value to 100 and delete the LINK parameter
under DATAMOVE directory file and delete file 'PURGES PENDING'.
After update above configuration, I issue the PURGE command with
noclean option. then all error message was disappeared.

However, we still have problem when I used the purge command by maint,
it was not purged clearly that i think.
Because, after purged the guest,  it information was still exist in
directory file that was  appeared  by 'DIRM USER NOPASS'.

1. How can I purge the guest in perfectly by purge command?
2. That was related problem 'CLEAN' or 'NOCLEAN' option?

If this problem was related 'CLEAN' option in CONFIGAA DATADVH
configuration file, we have to another way to remove the guest.
Always, we have to shared the one storage by two z/VM. So, when we
make the guest in first, we define the directory and racf on both
systems.



thanks in advance.

best regards.



If DIRMAINT didn't respond to your initial request, then there was something
wrong with it at that point.  When you logged on and issued the DVHBEGIN
command, you restarted DIRMAINT.  That is why your commands started to be
processed.

What you need to find out is the status of DIRMAINT before you logged in.
Do you keep the console logs archived anywhere?  If you do, check the one
from just before 16:23:45 and see what state DIRMAINT was in at that point.

When you purge a guest, but default DIRMAINT tries to clean up any minidisks
defined to that guest.  It does this by transferring them to the DATAMOVE
virtual machine, which then does a format on the disks before giving them
back to the system.  So, that is what the messages involving DATAMOVE are
about.

If this guest had a lot of minidisks, or they were very large ones, this
process can take quite awhile.  So, that may have been part of the delay
you were seeing (can't really tell without seeing the full console log).
You can avoid the cleanup process if it isn't important to your situation.
To avoid it, use the NOCLEAN option on the PURGE command, for example:

dirm for xlnx2 purge noclean

Then, DIRMAINT deletes the guest from the directory but does not format
the disks.

Martha McConaghy
Marist College

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