Our Full hosting service / IaaS / PaaS builts on ESXi / vSphere HA, with custom or OTS orchestrators. It is quite common actually in service provider clouds, at

Our Full hosting service / IaaS / PaaS builts on ESXi / vSphere HA, with custom or OTS orchestrators. It is quite common actually in service provider clouds, at least the ones that are more traditional and not relying on fancy, nwer stacks.