[lug] lilo, dd, /boot

[D. Stimits]

Yes, this does what I want, thank you. I was even able to use it on more
than /dev/ quite easily by using the "find" argument "-xdev". Made a
perfect copy, running lilo on it made it boot that drive just like the
original. Thanks!

D. Stimits, stimits at idcomm.com

Alan Robertson wrote:
> 
> "D. Stimits" wrote:
> >
> > "D. Stimits" wrote:
> > >
> > > I'm experimenting with upgrading a system to use XFS filesystem, and one
> > > of the main problems with this is usually the requirement to have an
> > > entire mirror of the original install (including being able to boot it).
> > > I'm at the point where I have probably a good mirror on an IDE drive for
> > > "/" of a scsi, now I need to make a valid "/boot" for the IDE based on
> > > the scsi. Once I have them copied, I can do a chroot and run lilo to
> > > install on the IDE; I then merely switch my bios to boot IDE before scsi
> > > (they are both integrated controllers). What I'm interested in doing
> > > here is avoiding what looks like a snafu in the making. During the copy
> > > of /boot on scsi to /boot on IDE, I probably need to use dd rather than
> > > cp or cpio or tar. Can someone confirm that? If so, what is the simplest
> > > way to do a dd copy of all files in one /boot to all files in the other
> > > /boot? Pretend the original is /boot/, and the IDE is /mnt/ide/boot/.
> > > Can I specify just if= and of=, or must I specify block sizes or counts?
> > >
> > > D. Stimits, stimits at idcomm.com
> >
> > Does anyone have a suggestion for
> > making a complete copy of an existing "/" onto a new partition? I can
> > use dd separately for /boot/ items, but am looking for something less
> > clumsy than cp -adpR for other things.
> 
> "find /dev -print | cpio -pdm" copies device files, fifos, etc. nicely.
> 
>         -- Alan Robertson
>            alanr at unix.sh
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