指定调度节点 I、Pod。spec。nodeName将Pod直接调度到指定的Node节点上,会跳过Scheduler的调度策略,该匹配规则是强制匹配apiVersion:extensionsv1beta1kind:Deploymentmetadata:name:mywebspec:replicas:7template:metadata:labels:app:mywebspec:nodeName:k8snode01containers:name:mywebimage:wangyanglinuxmyapp:v1ports:containerPort:80 II、Pod。spec。nodeSelector:通过kubernetes的labelselector机制选择节点,由调度器调度策略匹配label,而后调度Pod到目标节点,该匹配规则属于强制约束apiVersion:extensionsv1beta1kind:Deploymentmetadata:name:mywebspec:replicas:2template:metadata:labels:app:mywebspec:nodeSelector:type:backEndNode1containers:name:mywebimage:harbortomcat:8。5jre8ports:containerPort:80