Posted by: Pdfprep
Post Date: November 28, 2020
A file system in a clustered NAS system performs heartbeat synchronization between nodes. When the heartbeat is interrupted, the N8000 cluster is split into multiple small groups, resulting in data loss. The N8000 provides a fencing function to avoid the occurrence of the split-brain issue.
Which of the following descriptions of the role of fencing correct?
A . Monitor GAB and check for changes in cluster members
B . Guarantee a single view of the members of the cluster
C . In the absence of a single cluster control, to prevent multiple nodes with Volume Manager to access shared storage
D . cluster abnormal recovery automatically master node
Answer: A,B,C
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