In a virtualised environment, SR-IOV brings closer access to
underlying hardware. Adding VF-LAG overcomes limitations of redundancy
and fault-tolerance, bringing together performance with enterprise features.
For the first time, the November Top500 list includes fully
OpenStack-based Software-Defined Supercomputers. Firstly at #99 is
UM6P’s Toubkal, and at #421 is Cambridge University’s Cascade Lake
extension of CSD3. StackHPC is thrilled to have been involved in