k8s pod多副本增加節點親和性設置防止多個副本部署到同一個node節點


affinity: podAntiAffinity: preferredDuringSchedulingIgnoredDuringExecution: - weight: 100 podAffinityTerm: labelSelector: matchExpressions: - key: app operator: In values: - myPjName topologyKey: topology.kubernetes.io/zone


這里要配置
preferredDuringSchedulingIgnoredDuringExecution: 意思是軟親和性(不強求),如果配置requiredDuringSchedulingIgnoredDuringExecution(硬親和性)會報錯。

參考文檔:https://kubernetes.io/zh/docs/concepts/scheduling-eviction/assign-pod-node/#node-affinity


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