The old CVM of Tencent cloud is migrated to the new CVM, and the IP remains unchanged

An old one CVM For three years , Direct renewal is too expensive , The only thing you need to do to buy a machine is 2 fold , After buying the new machine , Just migrate , There is no need to redeploy the program , Pretty good .

Here are CVM Migration method ：

A machine ： Old machine , B machine ： New machines

1. stay A Make a mirror image on the machine
2. modify A The intranet of the machine IP
3. B The machine is modified so that you need an intranet IP
4. B Machine use A The image reinstallation system of the machine
5. start-up B The machine verifies whether the switch is successful