Re: where root can login from

2003-07-17 Thread John Summerfield
On Thu, 17 Jul 2003, Marcy Cortes wrote: > and John wrote: > >Do you actually have a /dev/ttyS0? Ordinarily, it's a serial port to > >which one might attach a modem. > > I thought ttyS0 was the VM console - it shows: > > Welcome to SuSE SLES 8 (s390) - Kernel 2.4.19-3suse-SMP (ttyS0). > > >

Linux390+IBM3590

2003-07-17 Thread Andrew Osipov
Hi! Can I attach IBM3590-E11 (Magstar) to Linux390 under zVM4.3 thrown ESCON channel? What must I do for it?

Re: where root can login from

2003-07-17 Thread Marcy Cortes
On Thu, 2003-07-17 at 14:31, Marcy Cortes wrote: > I take that back - that doesn't work - it doesn't let me su - I need > to be able to do that. and Adam wrote: >That should be completely independent of sshd_config. It doesn't appear to be. At least in SLES8 anyway. >However, you probably real

Re: filesystem driver tricks: supporting loopback

2003-07-17 Thread Richard Troth
Thanks to John and others for advice and extra special thanks to Leland for contributed code. Nice work! CMS FS 1.1.8 supports loopback mount. This means that you can have an image of an EXT2 filesystem on a CMS minidisk and mount it with "-o loop". Very exciting. As always, no warranty sta

Re: Clean shutdown for linux guests under VM

2003-07-17 Thread John Summerfield
On Thu, 17 Jul 2003, Adam Thornton wrote: > On Thu, 2003-07-17 at 14:18, Adam Thornton wrote: > > On Thu, 2003-07-17 at 13:38, Jim Sibley wrote: > > > The additional materials tar file can be found at: > > > ftp://www.redbooks.ibm.com/redbooks/SG246824 > > > > This appears to have become 404-compl

Re: where root can login from

2003-07-17 Thread John Summerfield
On Thu, 17 Jul 2003, Marcy Cortes wrote: > On SLES 8, > > /etc/securetty contains ttyS0 > > > but root is still allowed to login (via ssh port 22) > (telnet server has been removed). > > We would like to disable root from being able to login > anywhere but the console. su'ing to root is ok, but

Re: generic BLKGETSIZE

2003-07-17 Thread Lucius, Leland
> I'm looking for a generic way to find the size of a block special. Open '/dev/xxx...' and start reading until ya get nuttin' back. (Aaaa, Leland's poor attempt at humor strikes again... :-))

Re: Clean shutdown for linux guests under VM

2003-07-17 Thread John Summerfield
On Thu, 17 Jul 2003, Jim Sibley wrote: > The external interrupt mentioned in the redbook SG246824 works well. You > enter the interrupt in a REXX exec from operator and it will issue the bash > script you want. The example for iniittab shows /sbin/shutdown -h now. I > use /sbin/halt as its a bit c

Re: Dumb question: Disabled wait codes?

2003-07-17 Thread Ulrich Weigand
Jay Maynard wrote: >Does Linux/390 (and/or z/Linux) use disabled wait codes in the same manner >as MVS and VM? Is there any significance to the instruction address part of >the disabled wait PSW? If not, anyone have a guess as to how hard it would >be to add, at least for common cases? I don't kn

Re: Dumb question: Disabled wait codes?

2003-07-17 Thread Jay Maynard
On Thu, Jul 17, 2003 at 11:30:43PM +0200, Ulrich Weigand wrote: > Jay Maynard wrote: > >Does Linux/390 (and/or z/Linux) use disabled wait codes in the same manner > >as MVS and VM? Is there any significance to the instruction address part of > >the disabled wait PSW? If not, anyone have a guess as

Dumb question: Disabled wait codes?

2003-07-17 Thread Jay Maynard
Does Linux/390 (and/or z/Linux) use disabled wait codes in the same manner as MVS and VM? Is there any significance to the instruction address part of the disabled wait PSW? If not, anyone have a guess as to how hard it would be to add, at least for common cases?

Suse 8.0 under 9672 G4

2003-07-17 Thread Nilson Vieira
Hi All Does any one know if suse 8.0 for s390 runs on 9672 G4? Whenever i try to tape ipl i get disable wait end the following psw 000A80028872 Could some one please help Thanks.

iozone for S/390

2003-07-17 Thread Ferguson, Neale
A couple of days ago reference was made to iozone as a tool for measuring disk I/O on Linux systems. I have ported this to S/390 (32 & 64 bit): it had some endian-issues when creating Excel-readable output. The author has rolled them into the base and the latest tar-ball appearing on http://www.ioz

Re: Updated 64-bit DASD DIAG support

2003-07-17 Thread Rob van der Heij
> So I made a small modification to my patch and that was how I got the 4k > blocksize with VDISK. Personally, I don't think the label is all that > important when you get that much more throughput. ;-) But, since it's not > 100% correct, I can see why IBM didn't allow for it. Oh, it would cert

generic BLKGETSIZE

2003-07-17 Thread Richard Troth
I'm looking for a generic way to find the size of a block special. To determine the size of a regular file, we use stat() or fstat(). But how does one determine the size of a partition? Both stat() and fstat() return zero length (Solaris says the st_blocks field is indeterminate) for a block s

Re: where root can login from

2003-07-17 Thread Adam Thornton
On Thu, 2003-07-17 at 14:31, Marcy Cortes wrote: > I take that back - that doesn't work - it doesn't let me su - I need > to be able to do that. That should be completely independent of sshd_config. However, you probably really want to be using sudo instead, and modifying /etc/sudoers. Adam

Re: Clean shutdown for linux guests under VM

2003-07-17 Thread Jim Sibley
I can get to the link from your reply, so its there. Try going to www.redbooks.ibm.com and search for the sg number. Regards, Jim Linux S/390-zSeries Support, SEEL, IBM Silicon Valley Labs t/l 543-4021, 408-463-4021, [EMAIL PROTECTED] *** Grace Happens *** Adam Thornton

Re: Clean shutdown for linux guests under VM

2003-07-17 Thread Post, Mark K
Adam, I was able to access it and download it. If it still doesn't work for you, try ftp://l015062.zseriespenguins.ihost.com/sg246824.tar.gz Mark Post -Original Message- From: Adam Thornton [mailto:[EMAIL PROTECTED] Sent: Thursday, July 17, 2003 3:18 PM To: [EMAIL PROTECTED] Subject: R

[no subject]

2003-07-17 Thread Marcy Cortes
Ryan wrote: >Did you stop and start the ssh server after changing the config file? I rebooted the whole instance and su still says "incorrect password" Marcy -Original Message- From: Marcy Cortes mailto:[EMAIL PROTECTED] Sent: Thursday, July 17, 2003 2:32 PM To: [EMAIL PROTECTED] Subjec

Re: where root can login from

2003-07-17 Thread Ryan Ware
Did you stop and start the ssh server after changing the config file? -Original Message- From: Marcy Cortes [mailto:[EMAIL PROTECTED] Sent: Thursday, July 17, 2003 2:32 PM To: [EMAIL PROTECTED] Subject: Re: where root can login from >Edit the sshd config file. Usually it is /etc/ssh/ssh

Re: where root can login from

2003-07-17 Thread Marcy Cortes
>Edit the sshd config file. Usually it is /etc/ssh/sshd_config The line >that says allow root login change from yes to no. I take that back - that doesn't work - it doesn't let me su - I need to be able to do that. Marcy Cortes Wells Fargo Service Co

Re: where root can login from

2003-07-17 Thread Marcy Cortes
Ryan wrote: >Edit the sshd config file. Usually it is /etc/ssh/sshd_config The line >that says allow root login change from yes to no. Well, that worked - although not like I expected it to. It lets you enter root and bad passwords, but as soon as the good password in entered the sessions disap

Re: Clean shutdown for linux guests under VM

2003-07-17 Thread Adam Thornton
On Thu, 2003-07-17 at 14:18, Adam Thornton wrote: > On Thu, 2003-07-17 at 13:38, Jim Sibley wrote: > > The additional materials tar file can be found at: > > ftp://www.redbooks.ibm.com/redbooks/SG246824 > > This appears to have become 404-compliant. Anyone have a copy of the > module source? Actu

Re: Clean shutdown for linux guests under VM

2003-07-17 Thread Adam Thornton
On Thu, 2003-07-17 at 13:38, Jim Sibley wrote: > The additional materials tar file can be found at: > ftp://www.redbooks.ibm.com/redbooks/SG246824 This appears to have become 404-compliant. Anyone have a copy of the module source?

Re: where root can login from

2003-07-17 Thread Adam Thornton
On Thu, 2003-07-17 at 13:46, Marcy Cortes wrote: > but root is still allowed to login (via ssh port 22) > (telnet server has been removed). > > We would like to disable root from being able to login > anywhere but the console. su'ing to root is ok, but > security doesn't want root to be able to lo

Re: where root can login from

2003-07-17 Thread Ryan Ware
Edit the sshd config file. Usually it is /etc/ssh/sshd_config The line that says allow root login change from yes to no. -Original Message- From: Marcy Cortes [mailto:[EMAIL PROTECTED] Sent: Thursday, July 17, 2003 1:46 PM To: [EMAIL PROTECTED] Subject: where root can login from On SLE

where root can login from

2003-07-17 Thread Marcy Cortes
On SLES 8, /etc/securetty contains ttyS0 but root is still allowed to login (via ssh port 22) (telnet server has been removed). We would like to disable root from being able to login anywhere but the console. su'ing to root is ok, but security doesn't want root to be able to logon. How do I

Re: Clean shutdown for linux guests under VM

2003-07-17 Thread Jim Sibley
The external interrupt mentioned in the redbook SG246824 works well. You enter the interrupt in a REXX exec from operator and it will issue the bash script you want. The example for iniittab shows /sbin/shutdown -h now. I use /sbin/halt as its a bit cleaner. The additional materials tar file can b

Re: Clean shutdown for linux guests under VM

2003-07-17 Thread Daniel Jarboe
> with setting something like PROP, or OPER, so that a "CP send > linuxguest halt" command could be done via automation. Cool, works great! Thanks, ~ Daniel --- This message is the property of Time Inc. or its affiliates. It ma

Re: Clean shutdown for linux guests under VM

2003-07-17 Thread Ferguson, Neale
If the kernel supports it and you're running on z/VM 4.3 then the signal shutdown support works well. However, I'm not confident that 7.2 has the necessary stuff in there. -Original Message- Hi all, we are running a small number of RH 7.2 images under VM. We are currently using vmpoff=LOG

Re: Clean shutdown for linux guests under VM

2003-07-17 Thread Ketchens, LeMarr T. (RyTull)
Currently, we have a CLIST that runs. The Operator logs on as Operator and issues this CLIST, which shuts down all three guests that we have running. These Guests have a file that is sent to all connected to those guest to inform them that a shutdown will commence in 2 minutes. Once that 2 minute

Re: Clean shutdown for linux guests under VM

2003-07-17 Thread Post, Mark K
Daniel, Mike's bootshell program was meant to be used in conjunction with setting the secondary user to something like PROP, or OPER, so that a "CP send linuxguest halt" command could be done via automation. Mark Post -Original Message- From: Daniel Jarboe [mailto:[EMAIL PROTECTED] Sent

Clean shutdown for linux guests under VM

2003-07-17 Thread Daniel Jarboe
Hi all, we are running a small number of RH 7.2 images under VM. We are currently using vmpoff=LOGOFF in our boot parameters, and a version of Michael Kershaw's bootshell.cc to make a clean linux shutdown easier, but I'm hoping to make it easier than logging in to z/VM for each guest and running h

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2003-07-17 Thread Jacqueline Tse
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Re: Webinar announcement

2003-07-17 Thread John Ford
- Original Message - From: "Alan Cox" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Thursday, July 17, 2003 7:33 AM Subject: Re: Webinar announcement > On Iau, 2003-07-17 at 13:17, Nick Laflamme wrote: > > >THis will confuse most people outside the US. Please, times and dates in UTC,

Re: Webinar announcement

2003-07-17 Thread David Boyes
> >THis will confuse most people outside the US. Please, times > and dates in UTC, or for the older, GMT. > > > You don't give your fellow non-Americans nearly enough credit. > > Heck, even us dumb Americans understand some time zones > outside our own > country. John's point is well taken, howeve

Re: SLES 8 and Pseudo Page Faults

2003-07-17 Thread Alan Altmark
On Wednesday, 07/16/2003 at 09:23 PDT, Marcy Cortes <[EMAIL PROTECTED]> wrote: > Ah, then the help CPSET PAGEX for z/VM 4.3 needs to be updated. It > say GCS and VSE are the only operating systems that support it. A Reader's Comment Form would be great, Marcy. Thanks! Alan Altmark Sr. Software

Re: Webinar announcement

2003-07-17 Thread Alan Altmark
On Thursday, 07/17/2003 at 08:17 AST, Nick Laflamme <[EMAIL PROTECTED]> wrote: > You don't give your fellow non-Americans nearly enough credit. Though the *addition* of UTC might be worthwhile when trying to reach an international audience. (Getting rid of PDT just invites more problems.) I don't

Re: Webinar announcement

2003-07-17 Thread Alan Cox
On Iau, 2003-07-17 at 13:17, Nick Laflamme wrote: > >THis will confuse most people outside the US. Please, times and dates in UTC, or > >for the older, GMT. > > > You don't give your fellow non-Americans nearly enough credit. Giving UTC or the offset as well is good practice. Like writing dates i

Re: Webinar announcement

2003-07-17 Thread Nick Laflamme
John Summerfield wrote: Time.. 9:00 - 10:00am PDT THis will confuse most people outside the US. Please, times and dates in UTC, or for the older, GMT. You don't give your fellow non-Americans nearly enough credit. Heck, even us dumb Americans understand some time zones outside our own

Re: SLES 8 and Pseudo Page Faults

2003-07-17 Thread Scully, William P
Thanks you Neale! I guess it's time to print out more recent versions of some of my manuals. In this case a more current copy of CP Programming Services would shown that "Version 2" PFAULT is undoubtedly what's being used. -Original Message- From: Ferguson, Neale [mailto:[EMAIL PROTECT

Re: filesystem driver tricks: supporting loopback

2003-07-17 Thread Lucius, Leland
> Where can I find the operation of loopback mounts outlined? > It's not clear from kernel source nor from the Documentation > directory. > Here ya go Richard. This patch is probably not entirely correct and it requires that you're ext2 file be in fixed record length in multiples of 512, 1024, 204

VM & VSE & linux/390 Employment Web Page

2003-07-17 Thread Dennis G. Wicks
Greetings; (Posted to VMESA-L and VSE-L and LINUX-390) - - Now in its sixth year! - - Includes VSE and linux/390! I have set up a public service web page at http://www.eskimo.com/~wix/vm/ for posting positions available and wanted for VM, VSE and linux/390. Please visit the web pag