Affinitiy and Anti-Affinity is supported by all TestNF release bits.
Follow the below steps to enable it.
Prepare values.yml to have contents like this. The content follow the same format as https://kubernetes.io/docs/concepts/scheduling-eviction/assign-pod-node/#affinity-and-anti-affinity.
affinity: nodeAffinity: requiredDuringSchedulingIgnoredDuringExecution: nodeSelectorTerms: - matchExpressions: - key: disktype operator: In values: - ssd
Follow Instantiation Page to instantiate testnf-du-large and select the prepared values.yml.