Huawei
H13-629_V3.0 · Question #620
Which of the following statements about the N+M:B data protection method supported by OceanStor 9000 is wrong?
The correct answer is D. It can tolerate M node failures simultaneously without losing data. See the full explanation below for the reasoning.
Distributed Storage Architecture and Design
Question
Which of the following statements about the N+M:B data protection method supported by OceanStor 9000 is wrong?
Options
- AIt can allow any M hard disks to fail simultaneously without losing data
- BIt can tolerate B node failures simultaneously without losing data
- CRegardless of the values of M and B, at least one node failure is allowed without data loss.
- DIt can tolerate M node failures simultaneously without losing data
How the community answered
(49 responses)- A2% (1)
- B10% (5)
- C4% (2)
- D84% (41)
Topics
#N+M:B protection#OceanStor 9000#node failure tolerance#erasure coding
Community Discussion
No community discussion yet for this question.