Regarding the protocol used by the inter-controller mirroring channel of Huawei Oceanstor hybrid flash storage, which of the following statements is wrong? (Multiple choice)

The correct answer is A. FC is used between dual controllers within a node group. PCI-E is used between node groups. B. SAS is used between dual controllers within a node group. PC-E is used between node groups. D. PCI-E is used between dual controllers within a node group. SAS is used between node groups. See the full explanation below for the reasoning.

Advanced SAN Storage Architecture and Design

Question

Options

AFC is used between dual controllers within a node group. PCI-E is used between node groups.
BSAS is used between dual controllers within a node group. PC-E is used between node groups.
CPCI-E is used between the dual controllers within the node group and between node groups
DPCI-E is used between dual controllers within a node group. SAS is used between node groups

How the community answered

(51 responses)

A
76% (39)
C
24% (12)

Topics

#inter-controller mirroring#PCI-E#SAS#FC protocol

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