A.There are independent metadata nodes

B.3--288 nodes deploy on-demand performance capacity linearly with a maximum of 2.8GB/s per node

C.Support mixed storage of videos and pictures

D.A single file system has a maximum of 140PB and a maximum aggregate bandwidth of 700GB/s

A.1 pair

B.2 pairs

C.4 pairs

D.3 pairs

A.Changing from the traditional RAID many-to-one reconstruction mode to the one-to-many fast reconstruction mode

B.Greatly reduce the impact on the business during the refactoring process

C.Parameter reconfiguration of all hard disks in the storage pool

D.The data recovery speed is 20 times faster than that of traditional RAID

A.FALSE

B.TRUE

A.600

B.500

C.300

D.400