[CentOS] Three Identical systems - short cut to setting up the drives?

William L. Maltby CentOS4Bill at triad.rr.com
Sun Jul 6 23:30:28 UTC 2008

On Sun, 2008-07-06 at 18:41 -0400, Filipe Brandenburger wrote:
> <snip>

> You can actually do that by using "chroot" from a rescue CD. I usually
> want to do that on my systems, when I clone from a machine with
> hardware RAID to a machine on which I will use software RAID. After
> copying the image (using dd or whatever), I mount the partitions under
> /mnt/sysimage and /mnt/sysimage/boot, then I do a chroot
> /mnt/sysimage, and then I do mkinitrd, using -f to overwrite the old
> one and specifying the exact version of the kernel grub is configured
> to boot with.
> For adding/removing drivers, mkinitrd works like a charm. For renaming
> VGs, I don't know if it would detect them right. As it is on the
> destination machine, I'm guessing it would, but as I didn't really
> test it, I cannot be sure.
> Anyway, if you get to it and test mkinitrd to correct the name of the
> VGs inside initrd and it works, let us know!
> Thanks,
> Filipe
> <snip sig stuff>

Thanks for the info! I'm going to stash this where I can find it
quickly. I *might* have occasion to test this myself in another month or

Meanwhile, if Robert hasn't progressed to far with his other scheme, he
might have an opportunity to try it. But I suspect he's short of time


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