Huawei's all-flash storage system supports a fully shared front-end design. When a controller fails, which of the following descriptions are correct? (Multiple choice)

The correct answer is A. The shared interface module redistributes the host's requests to other controllers, achieving B. The FC link between the shared interface module and the host will also return to normal after the C. The host is not aware of the controller failure D. The chip of the shared interface module port will detect that the PCle link between the port and the. See the full explanation below for the reasoning.

Advanced SAN Storage Architecture and Design

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Options

AThe shared interface module redistributes the host's requests to other controllers, achieving
BThe FC link between the shared interface module and the host will also return to normal after the
CThe host is not aware of the controller failure
DThe chip of the shared interface module port will detect that the PCle link between the port and the

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A
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#shared interface module#controller failover#host transparency#front-end design

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