HP LeftHand SAN Solutions Support Document - User Manual - User Manual VSA 7.0 SP1 for VMware

Chapter: Designing A Virtual SAN 19
Three-Node-Plus Configuration
All configurations greater than two nodes can be redundant, running either 3
or 5 managers, and containing multiple clusters with as many VSAs as
desired in each cluster, shown in Figure 6.
Figure 6 Three-node-plus configuration