[libvirt] limit downtime during life migration from xl/virsh

[Olaf Hering]

On Mon, Mar 10, Jiri Denemark wrote:

> Libvirt already has virDomainMigrateSetMaxDowntime API with this
> semantics. However, using virsh, one can set it with virsh
> migrate-setmaxdowntime command while migration is happening. Not sure if
> exposing it as yet another parameter of already quite complicated
> migrate command would buy us much.

How is the existing code to be used?

  virsh migrate-setmaxdowntime N VM
  virsh migrate --live VM host

In other words, is it some value attached to a VM?

Olaf