Use entire disk as PV.

[Pablo Iranzo Gómez]

Hi

----- Mensaje original -----
> De: "Andy Speagle" <andy.speagle at wichita.edu>
> Para: "Discussion list about Kickstart" <kickstart-list at redhat.com>
> Enviados: Jueves, 28 de Abril 2011 17:57:23
> Asunto: RE: Use entire disk as PV.
> > > > I'm trying to setup the partitioning section of my kickstarts in
> > > > such a way that rather than partitioning a disk and using
> > > > /dev/sdX1
> > > > as the PV for my root VG, that I can instead use the entire
> > > > disk.
> > > >
> > > > The reason for doing this would be to make PV resizing a bit
> > > > easier
> > > > for virtual machines. Otherwise, I must muck around with the
> > > > partition table and blah blah . not a show-stopper, but
> > > > potentially
> > > > dangerous for junior admins.
> > > >
> > > > I suspect that the functionality just isn't there. but does
> > > > anyone
> > > > know the magic syntax to get it to use the entire drive (aka.
> > > > /dev/sdb) as a PV during kickstart?
> >
> > > Have you tried something like:
> > >
> > > part pv.01 --size=1 --grow --ondisk=sdb
> >
> > Aye... I think the problem with it is the entire "part" command...
> > it's
> > creating a partition. There just doesn't seem to be a way to use a
> > disk
> > without partitioning it first.
> >
> > Thoughts?
> >
> 
> > I would've thought volgroup would be the way to go but reading the
> > docs it
> > seems like you have to create a partition:
> >
> > Volgroup:
> > Create the partition first, create the logical volume group, and
> > then
> > create the logical volume. For example:
> > part pv.01 --size 3000
> > volgroup myvg pv.01
> > logvol / --vgname=myvg --size=2000 --name=rootvol
> 
> Aye... precisely the issue. There's no way to get around the partition
> is would seem. Is there perhaps another way to get this configure
> using a %pre script? Or do I need to start looking at adding
> functionality to anaconda?

%pre
set $(list-harddrives)
d1=$1 # 1st hd device

lvm pvcreate $d1
lvm vgcreate "Test" $d1

and then setup logvols or just keep creating with lvm

Regards
Pablo

-- 

Pablo Iranzo Gómez (Pablo.Iranzo at redhat.com)
Senior Global Profesional Services Consultant (RHCA, RHCSS, RHCDS, RHCVA, RHCE, RHCSP) #804006196923216
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