Hi Jack. Thanks for that. I did pretty much what you said but not sure how to re-create the initrd then install the grub. Do you have a specific procedure? I followed the procedure in attachment but it's slightly different from what I am looking for. On Thu, Jul 10, 2014 at 2:46 AM, Jack Waterworth <jack@redhat.com> wrote: > There is no way to do an in-place convert from a partitioned device to LVM > without losing data. I would recommend adding a new disk, reinstall the OS > on the new disk with LVM, and then moving over any data that was required > after installation. > > You may be able to do this in rescue mode within a chrooted environment, but > things could get messy. Add the new device, build the lvm stack, copy over > the data then chroot into the NEW lvm root. Mount everything appropriately, > recreate the initrd and re-install grub onto the new disk. Go in with the > expectation that you may be fixing things after the reboot from rescue mode. > > Jack Waterworth, RHCE > Senior Technical Support Engineer > Red Hat Global Support Services > 919.610.2024 -- jack@redhat.com > > On 07/08/2014 05:56 AM, Alfredo De Luca wrote: >> >> Hi all. >> I have red hat 5.7 with no lvm2 installed. Now I want to configure >> lvm2 on the root and swap partition then later on adding a couple of >> LUNs to create a VG >> What's the best practice/procedure to install lvm2 on the boot disk? >> Is it possible? I guess I have to run Linux CD in rescue mode >> >> Regards >> >> > > _______________________________________________ > linux-lvm mailing list > linux-lvm@redhat.com > https://www.redhat.com/mailman/listinfo/linux-lvm > read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/ -- Alfredo
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