Product : NetApp, NetApp HCI [HCI]/1.8 P1, x86
Feature : Mixing Allowed, Server/Node, Server Support
Content Owner:  Herman Rutten
Compute and storage nodes can be mixed and matched as long as best practices are adhered to.

NetApp HCI allows any storage node type to be mixed within a single cluster, however one important rule is mandatory: no one storage node can be more than one-third of the total cluster capacity for high-availabity and self-healing purposes.