What is running in any given runlevel is up to you.  Depending on your
distribution and version, try doing "chkconfig --list" and see what shows up
as running in what runlevels.  If you wanted to "co-opt" an existing
runlevel, runlevel 2 would probably be a good choice.  Or, you could just
make sure the networking services are running in runlevel 1.  I would
probably go with runlevel 2, if it were me.


Mark Post

-----Original Message-----
From: Linux on 390 Port [mailto:[EMAIL PROTECTED] On Behalf Of James
Melin
Sent: Friday, April 30, 2004 3:48 PM
To: [EMAIL PROTECTED]
Subject: Single user run-level with networking?


Is it possible to setup a runlevel environment where you are in single user
mode but still have network access available?

Here's the scenario that is causing me to ask this question

1) You cannot get 'crisp' backups of a Linux guest while it is running.
Corollary: You cannot cleanly backup a file system that is open r/w.
2) We have a product called 'Universal command' from stonebranch software.
We have the z-tux client/server installed and can now issue commands against
Linux guests from z/OS batch and ISPF dialogues
3) Using batch scheduling software, I'd like to run a job that commands
Linux to go to single user mode, but keeping the network active, unmount the
file systems and kick off a batch job to back up the file systems disks
4) issue a shutdown -R command to reboot the image


I am uncertain if the stonebranch people have a VM client so that guests
could be logged on via automation from z/OS, but what I'm looking to do is
quiesce the Linux guest in order to back it up and use an automated way to
bring that guest back up.

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