Your colleague has advised a customer with a small VMware environment to purchase the SmartDedupe/SmartCompression license with their new StorageSystem to reduce the amount of diskspace required.
This is:

The clustered NAS system adopts cluster volume management technology on the basis of full interconnection of data channels and communication channels to provide global storage management. Any node in the cluster can access the same-storage space with the same volume device name to ensure the consistency of block device access.

In the special feature of Huawei OceanStr Hybrid Flash Storage SmartQuota, each time an I/O operation, the system will check the used capacity and the number of files of the quota, plus if the incremental capacity and files of this operation exceed the hard quota. If it is exceeded, the operation will fail, otherwise the operation will succeed.

N8000 provides fencing function to avoid split brain. Which of the following descriptions of fencing function is wrong?

HyperMetroアクティブ-アクティブデータセンターソリューションで、メンバーLUNに不良ブロックがある場合、次のステートメントのどれが間違っていますか？