You size the NFS datastores according to the requirements for your organization. You take into account required storage for the virtual machines and backups to be stored.

Table 1. Design Decisions on Supplemental NFS Storage Sizing

Decision ID

Design Decision

Design Justification

Design Implication


Ensure that at least 20% of free space is always available on all non-vSAN datastores.

If a datastore runs out of free space, applications and services in the management domain running on the NFS datastores fail.

Monitoring and capacity management must be proactive operations.