https://github.com/purpleidea/mgmt/ https://github.com/purpleidea/mgmt/ can dynamically add and remove vcpus to a running vm. Each change has sub-second precisi

https://github.com/purpleidea/mgmt/ https://github.com/purpleidea/mgmt/ can dynamically add and remove vcpus to a running vm. Each change has sub-second precision, and a second https://github.com/purpleidea/mgmt/ https://github.com/purpleidea/mgmt/ running in the vm can detect this and charge workloads accordingly if so desired. There are videos of it happening, but no blog post yet.