HUAWEI CLOUD provides multiple disaster recovery capabilities and selects the optimal disaster recovery solution for...

Hot standby disaster recovery: During normal operation, the web and application servers of the primary and standby terminals are running normally, and the standby terminal does not provide services to the outside world during normal operation, because the disaster recovery site has been running

OK, RTO can reach the minute level, and the reliability of disaster recovery is high

Cold standby disaster recovery: A relatively economical database disaster recovery solution, when the local database fails, there is still a data database available on the cloud

Application active-active, when the main and standby web and application server are running normally and providing services to the outside world. Since the disaster recovery site is always running, the reliability of disaster recovery is high

Database disaster recovery: For the economical application-level disaster recovery solution, the application virtual machine on the disaster recovery side is not started. Effectively reduce disaster recovery costs and implement automatic disaster recovery management (switchover, drills) through third-party tools