2V0-622D Question #223: Real Exam Question with Answer & Explanation

The correct answer is D: 3. A standard single-site vSAN cluster requires a minimum of 3 hosts to maintain quorum and data availability under a failure scenario.

Question

What is the minimum number of hosts that must contribute capacity to a non-ROBO single site VMware vSAN cluster?

Options

Explanation

A standard single-site vSAN cluster requires a minimum of 3 hosts to maintain quorum and data availability under a failure scenario.

Common mistakes.

A. A 2-host configuration is only supported as a vSAN ROBO (Remote Office Branch Office) 2-node cluster, which uses an external witness appliance and is explicitly excluded from this non-ROBO scenario.
B. 64 is the maximum number of hosts supported in a vSAN cluster, not the minimum.
C. A single host cannot form a vSAN cluster; vSAN is a distributed storage platform requiring multiple hosts to provide redundancy and shared storage.

Concept tested. vSAN minimum cluster host count requirements

Reference. https://docs.vmware.com/en/VMware-vSAN/8.0/vsan-planning/GUID-0A0D6E10-8A43-43CB-B6CD-B4B1C9F64B5C.html

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