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Sysadmin/Migrate virtual machine (view source)
Revision as of 18:15, 27 February 2022
, 18:15, 27 February 2022no edit summary
# virt-install -v --accelerate --nographics --vcpus 2 --name lightwave --ram 1024 --os-type linux --os-variant=ubuntu20.04 --network bridge:br0 --disk vol=boot/lightwave-boot.img,bus=virtio --disk vol=nvme-pool/lightwave-root,bus=virtio --import
# virt-install -v --accelerate --nographics --vcpus 2 --name lightwave --ram 1024 --os-type linux --os-variant=ubuntu20.04 --network bridge:br0 --disk vol=boot/lightwave-boot.img,bus=virtio --disk vol=nvme-pool/lightwave-root,bus=virtio --import
The VM will boot and probably fail to mount the root because the UUID changed.
You can fix this by dropping into grub the usual way:
* press ESC before the kernel starts
* press e to edit a menu entry
* modify the kernel command line (for example, root=/dev/vdb)
* hit ctrl-x to boot
=== How to migrate a file-based guest to LVM (online method) ===
=== How to migrate a file-based guest to LVM (online method) ===