A Customer RAID 5 Fails in the OceanStor V3 Storage

question 78

Multiple Choice

A customer RAID 5 fails in the OceanStor v3 storage array. After the engineer reclaims the RAID group to the degraded state through commands, the RAID group tries to rebuild, but reconstruction failed many times, which of the following is correct (multiple choice) .

• A) Recovery of the RAID group can be done by recovering the first failed hard disk
• B) Recovery of the RAID group can not be done by recovering the first failed hard disk
• C) Recovery of the Raid group by recovering the first failed hard disk, the recovered data will be lost for a period of time
• D) Recovering the Raid Group by Recovering the First Erased Hard Disk, the recovered data is not available

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