This has been fixed in kvm-84 (available in Jaunty). By default, write errors (including ENOSPC) are passed to the guest. You can modify this behavior to pause the VM on ENOSPC by specifying werror=enospc in the -drive parameter. werror=enospc will be the default for kvm-85.
This has been fixed in kvm-84 (available in Jaunty). By default, write errors (including ENOSPC) are passed to the guest. You can modify this behavior to pause the VM on ENOSPC by specifying werror=enospc in the -drive parameter. werror=enospc will be the default for kvm-85.