Alibaba Group Holding Limited
Method and device for upgrading virtual switch

Abstract:

Embodiments of the present disclosure provide a method and device for upgrading a virtual switch. The virtual switch includes an old module, and the old module includes a static configuration and dynamic information. The method includes: loading a new module on the virtual switch, synchronizing a static configuration of the new module with the static configuration of the old module, recording, in a process where the dynamic information of the old module constantly changes, the changing dynamic information of the old module, synchronizing the changing dynamic information of the old module to the new module, and sending, when network traffic is received on the virtual switch, the network traffic to the new module to which the static configuration and the dynamic information of the old module have been synchronized.