摘要 |
Hot deployment of software includes: configuring a first service processing engine and a second service processing engine, wherein each of the first and the second service processing engine is configured to perform a service; setting the first service processing engine into an operation status and the second service processing engine into a wait status; detecting a change that is to affect performance of the service; and updating the second service processing engine in the wait status based at least in part on the detected change. |