Which of the following descriptions about the reliability of Huawei OceanStor Pacific series storage system architecture are correct? (Multiple choice)

The correct answer is A. CCDB cluster configuration database, used to store user configuration information. Supports B. Supports deployment of 3/5/779 ZK nodes to form a cluster, providing leader selection arbitration for C. An MDC process is deployed by default on each metadata management service node. When D. FSM is deployed and operated in active/standby mode. If the active mode fails, it can automatically. See the full explanation below for the reasoning.

Distributed Storage Architecture and Design

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ACCDB cluster configuration database, used to store user configuration information. Supports
BSupports deployment of 3/5/779 ZK nodes to form a cluster, providing leader selection arbitration for
CAn MDC process is deployed by default on each metadata management service node. When
DFSM is deployed and operated in active/standby mode. If the active mode fails, it can automatically

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A
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#OceanStor Pacific#CCDB#ZooKeeper cluster#MDC process

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