description:Vertically scale up or down to adapt the computing capability of the infrastructure through directly changing the capacity of some VM. ObjectType can only be VM and REQ.
h_scale:
description:Horizontally scale out or in to adapt the computing capability of the infrastructure through changing the number of VMs. ObjectType can be SubTopology, VM or REQ.
provision:
description:provision
recover:
description:Recover some failed sub-topologies. ObjectType can be SubTopology or REQ.