1. Ensure the NFS Commons package is installed on ALL nodes in the Cluster

sudo apt install nfs-common

2. Ensure Helm is installed

3. Add helm repo

helm repo add nfs-subdir-external-provisioner https://kubernetes-sigs.github.io/nfs-subdir-external-provisioner/

4. Install the chart

helm install nfs-subdir-external-provisioner nfs-subdir-external-provisioner/nfs-subdir-external-provisioner \
    --set nfs.server=192.168.1.21 \
    --set nfs.path=/volume1/kubernetes-storage

nfs.server is the NFS Server

nfs.path is the path on the NFS Storage