This issue has been fixed for good. If you need uptime, then virtualization is good enough. You can migrate VMs to other hosts on moment notice. As long as the

This issue has been fixed for good. If you need uptime, then virtualization is good enough. You can migrate VMs to other hosts on moment notice. As long as the failure isn't sudden, then you probably have enough time to migrate the VM elsewhere. Good servers, workstations and UPS have enough monitoring to warn you.