Huawei
H13-629_V3.0 · Question #170
The Erasure code redundancy technology used in Huawei OceanStor 9000 supports higher reliability and more flexible redundancy strategies than traditional RAID algorithms. Which of the following is…
The correct answer is B. In Erasure Code storage mode, the system supports the failure of up to N hard disks. See the full explanation below for the reasoning.
Distributed Storage Architecture and Design
Question
The Erasure code redundancy technology used in Huawei OceanStor 9000 supports higher reliability and more flexible redundancy strategies than traditional RAID algorithms. Which of the following is wrong about the principle of Erasure code MH?
Options
- AWhen data is written, it is cut into N data blocks of the same size.
- BIn Erasure Code storage mode, the system supports the failure of up to N hard disks.
- CThe system stores N+M data blocks in parallel on different hard disks.
- DEvery N consecutive data blocks are used to calculate M check blocks through the Erasure Code
How the community answered
(14 responses)- A7% (1)
- B71% (10)
- C14% (2)
- D7% (1)
Topics
#Erasure code#OceanStor 9000#data redundancy#distributed storage
Community Discussion
No community discussion yet for this question.