DataSure

Solution：Use legacy backup products to back up the virtual machine as a physical machine.
Advantage：Perceive the application and realize basic data production.
Insufficient：Need to install a large amount of backup proxy software. Poor performance, high resource consumption, and hard to maintain.

Solution：Use the backup tools provided by the virtualization vendors.
Advantage：Realize the protection of the virtual environment and data, and restore the entire virtual machine and single file.
Insufficient：When the amount of data is large, the performance is poor, the backup and recovery time is long, and the SLAs cannot be met. Does not support DR and cloud backup, nor can perform cross-platform backup recovery.

Solution：Use virtual machine backup product.
Advantage：Improve backup performance, less data loss.
Insufficient：Only the VM environment can be backed up.The following situations cannot be backed up: the physical machine environment of the organization/special applications and databases in the virtual machine/the bare mapped disk in the virtual machine.