FIELD: computer equipment.
SUBSTANCE: invention relates to the field of computer equipment. In the method, the technical result is achieved by determining a changing policy for VMs of a virtualized network function ("VNF"); performing resource change for the VMs in batches according to the changing policy; wherein the changing policy for VMs of VNF contains: determining the changing policy in accordance with a working mechanism of the VM, and this working mechanism includes at least one of active and standby mechanisms of the VMs and a load sharing mechanism of the VMs.
EFFECT: preventing service interruptions that are performed on a virtual machine (VM).
13 cl, 7 dwg
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