Node 节点选择器

1. node 节点选择器

[root@xksmaster1 basic]# cat pod-node.yaml
apiVersion: v1
kind: Pod
metadata:
  name: demo-pod
  namespace: default
  labels:
    app: myapp
    env: dev
spec:
  nodeName: xksnode2
  containers:
  - name:  tomcat-pod-java
    ports:
    - containerPort: 8080
    image: tomcat:8.5-jre8-alpine
    imagePullPolicy: IfNotPresent
  - name: busybox
    image: busybox:latest
    command:
    - "/bin/sh"
    - "-c"
    - "sleep 3600"

 

 

 2.nodeSelector：

[root@xksmaster1 basic]# cat pod-1.yaml
apiVersion: v1
kind: Pod
metadata:
  name: demo-pod-1
  namespace: default
  labels:
    app: myapp
    env: dev
spec:
  nodeSelector:
    disk: ceph
  containers:
  - name:  tomcat-pod-java
    ports:
    - containerPort: 8080
    image: tomcat:8.5-jre8-alpine
    imagePullPolicy: IfNotPresent