Regarding the traditional model and cloud computing model, high reliability in the data center and...

In the traditional mode, the data center relies on component redundancy to achieve high reliability

In the cloud computing mode, the data center relies on component redundancy to achieve high reliability

In the traditional model, cross-data center disaster recovery is mainly based on copying business data, and the recovery process is complicated and the recovery period is long

In the cloud computing mode, cross-data center disaster recovery is the replication of all data in the business data and operating environment.

Simple recovery process and short recovery period