Pod Affinity and Anti-Affinity

Pod Affinity and Anti-Affinity An architecture diagram generated by Archify. podAffinity · Pod affinity · Architecture component podAffinity Pod affinity podAntiAffinity · Pod anti-affinity · Architecture component podAntiAffinity Pod anti-affinity requiredDuringSchedulingIgnoredDuringExecution · Hard requirement · Affinity type requiredDuringSchedulingIgnoredDuringExecution Hard requirement preferredDuringSchedulingIgnoredDuringExecution · Soft requirement · Affinity type preferredDuringSchedulingIgnoredDuringExecution Soft requirement Web pod · app=web · Node 1 Web pod app=web Cache pod · app=cache · Node 1 Cache pod app=cache Web pod 1 · app=web · Node 2 Web pod 1 app=web Web pod 2 · app=web · Node 3 Web pod 2 app=web co-locate on same node/topology co-locate separate onto different node/topology separate Affinity type Node 1 Node 2 Node 3 Legend Web pod Affinity rule Cache pod Affinity type