The initial data capacity of an application is 500GB, and the backup frequency is full backup once a week, and six additional backups. The data storage period for both full backup and additional backup is 4 weeks, and the redundancy ratio is 20%. Then the back-end storage capacity for 4 weeks is?

If a disk in an OceanStor 9000 stays offline for 15 minutes, the system obtains the data on the disk through calculations and then writes the data to other functional disks.

File-level deduplication is also known as single instance storage (SIS). Based on indexes, file-level deduplication checks and compares the attributes of a file that needs to be stored with those of files that have been stored. If the file has not been stored, file-level deduplication stores the file and updates indexes, Otherwise, file-level deduplication only stores the pointers that point to the existing file.

What is the minimum migration granularity of SmartTier and what is the default size?

What is the heigth of the High Density disk enclosure?