Booting virtual machines with libvirt (kvm), without grub

This site does not allow itself to be embedded. You can still read it on the original site — the toolbar below keeps your place in the directory.

I had a very mysterious boot issue with a virtual machine. I was debugging something and re-installed Grub from inside a chroot, from the parent host. The VM did not boot anymore (“no such device: UUID; unknown filesystem”). Normally a Grub re-install would have fixed it, but for some reason it didn’t (and I tried disabling UUIDs and many other options).
How to boot a VM…

Read on bidon.ca ↗