[linux-lvm] Re: Preserving LVs (fwd)
mauelsha at ez-darmstadt.telekom.de
Wed Jan 5 21:44:37 UTC 2000
> On Sat, 1 Jan 2000, Heinz Mauelshagen wrote:
> > Hapy new year Holger.
> > > Hi!
> > >
> > > How can I preserve existing LVs (such as the ones used for the
> > > "/usr/local" and "/home" fs) over new installations?
> > If you don't touch the disks/partitions where the physical volumes forming
> > the volume group containing your logical volumes reside, just do
> > a vgscan after upgrading/reinstalling Linux (including LVM).
> Well, in the beginning (immediately after an update or a new
> installation) commands like "vgscan" are not available to me, since
> they were delteted during the installation (probably they live under
> /bin, /sbin, /usr/bin, /usr/sbin), and the file system(s) containing
> these directories usually get lost during
Right (until a distributor puts them on the installation/update
media what SuSE already did).
> As long as I don't have that command
> however, I can most likely not access any file systems that were
> created on a LV (such as /usr/local or /home).
> Maybe I have to create
> an initrd image in order to ensure that the commands as well as the
> patched kernel is ALWAYS there and to preserve the /boot file system?
Systemmanagement CS-TS T-Nova
Heinz Mauelshagen Otto-Roehm-Strasse 71c
Senior Systems Engineer Postfach 10 05 41
mge at EZ-Darmstadt.Telekom.de Germany
+49 6151 886-425
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