On Fri, Dec 12, 2003 at 09:51:24AM -0800, Bernard Li wrote: > Hi Jason: > > Jason Hlady wrote: > > >Finally, an OSCAR type question: is it necessary to re-associate the > >machines with MACs and the like to switch images? I already have a > >group of nodes associated with MACs. All I want to do is blast out a > >different image to them (after creating that image with the image > >builder, say with a different kernel). What is the best way to change > >the image that you want to send out to the same set of nodes? And how > >will you know if it's used the different image that you want? The only > >place I've seen in the OSCAR wizard for setting which image file to use > >is on the Define Clients dialog.
Yes, this is easy. (Just not exposed through the OSCAR interface.)
mksimachine -U --name=clientname --image=imagename
man mksimachine for more info.
> I don't think there is an easy way to do this - what you might have to
> do is to delete the nodes and then re-define them with the new image.
>
> If you don't want to do that, you can dig into SIS and change the
> image<->node association and then manually change the scripts in
> /var/lib/systemimager/scripts/ (basically changing the link from one
> master script to the other).
Don't do this, it will put everything in an inconsistant state. Use the SIS
commands to do the update.
-Sean
--
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Sean Dague Mid-Hudson Valley
sean at dague dot net Linux Users Group
http://dague.net http://mhvlug.org
There is no silver bullet. Plus, werewolves make better neighbors
than zombies, and they tend to keep the vampire population down.
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