Summary:

• Quick sniff test to see if this is even feasible and to look for caveats

To use multifd with the patch applied, one must disable post-copy as it is not supported with multifd until qemu 10.x. Enable parallel migrations by choosing the number of connections that should be spawned for each migration. Suggest starting with 2 and increase from there.

[libvirt]

live_migration_permit_post_copy=False

live_migration_parallel_connections=2