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--- linux:linux_move_bootdisk [2023/03/14 00:17]
manu [Move OS disk to a new (rootvg)]
+++ linux:linux_move_bootdisk [2025/09/19 20:08] (current)
manu
@@ Line 3: / Line 3: @@
 https://access.redhat.com/discussions/2158911
-====== Move OS disk to a new (rootvg) ======
+https://access.redhat.com/solutions/68503
+http://hpux-howto.blogspot.com/2018/07/how-to-migrate-boot-partition-to-other.html
+https://access.redhat.com/discussions/2158911?tour=8
+https://access.redhat.com/solutions/68503
+===== Move OS disk to a new (rootvg) =====
 == Clean yum cache ==
@@ Line 330: / Line 338: @@
 </cli>
-=== On x86, if using EFI ===
+==== On x86, if using EFI ====
 Copy the efi boot manager, the label must be different to previous one
@@ Line 336: / Line 344: @@
 # efibootmgr -c --disk /dev/sdc --part 1 -L "Red Hat Enterprise Linux 7.3"
 </cli>
+===== Method 2: Suse with BTRFS and LVM =====
+<code>
+sfdisk -l /dev/sda > svc_bootdisk.out
+HD=sdxxx # new disk
+sfdisk $HD < svc_bootdisk.out
+blockdev --rereadpt $HD
+PV=/dev/dm-xxxx
+pvscan
+pvcreate $PV
+pvscan
+vgs
+vgextend system $PV
+pvs
+pvmove --atomic /dev/dm-old  /dev/dm-new
+# lvs -a -o +devices view
+vgreduce system /dev/dm-old
+pvremove /dev/dm-old
+grub2-install /dev/disk/by-id/dm-new-part1
+grub2-mkconfig -o /boot/grub2/grub.cfg
+systemctl daemon-reload
+mkinitrd
+bootlist -m normal sdan sdal sdaq sdai
+bootlist -m normal -r
+</code>

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