On Thursday 10 November 2005 09:06, Daniel Crandall wrote: > That makes sense. > What I'm actually trying to do is just make an image of the / partition > (writing to a different partition). I'll have to mount the partition > image and copy the contents of /opt and /var into it. I'm thinking that > should work pretty well as the base for a sis image. I'm not sure mounting as loopback will allow you to modify the image. I thought that was read-only. > > John Jolet wrote: > >the problem with putting it on the drive is as it builds the file, sooner > > or later, it hits the file itself...now you're in an endless loop. tar > > has the same issue. > > > >On Thursday 10 November 2005 08:46, Daniel Crandall wrote: > >>Ah I didn't know about not being able to put the file on the hard drive > >>that is the source. I'm not intending to do that, but I had made an > >>image of a node system , was trying to test the image file while it was > >>still on the node. That was not working, and now I know why. Thanks! > >> > >>I wonder if I can use a file system utility to shrink the image file > >>down to the size of just he data? > >> > >>John Jolet wrote: > >>>On Wednesday 09 November 2005 10:02, Daniel Crandall wrote: > >>>>Hi, > >>>> > >>>>Due to the fact that OSCAR uses a version of SIS in which si_getimage > >>>>does not work properly, I'm looking at other ways to generate an image > >>>> > >>>> > >>>>from a golden client. > >>>> > >>>> > >>>>I had an idea to used dd to create a .img file from the system disk on > >>>>my golden client, then move that image to my image server and loop > >>>> mount it on /var/lib/systemimager/node-image. This seems like it > >>>> would make a nice replica of my client system that SIS could then push > >>>> out to other nodes. > >>>> > >>>>Does anybody have any opinions on why this would or would not work? > >>> > >>>you might run into ulimit issues creating a file the size of your hard > >>>drive...you CANNOT put that file on the hard drive that's the > >>> source...you could pipe it to another system across the network. > >>> Remember, dd will also grab empty space....your 36 gig hard drive will > >>> produce a 36 gig file. > >>> > >>>>Thanks, > >>>>Dan
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