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kubernetes正在创建有状态集,pods未启动_Kubernetes - Fatal编程技术网

kubernetes正在创建有状态集,pods未启动

kubernetes正在创建有状态集,pods未启动,kubernetes,Kubernetes,我创建了一个状态集,但在运行kubectl apply-f wordpress database.yaml和kubectl get statefulset之后,我发现pod总是处于零状态(为什么?) YAML(请不要考虑对齐) 首先要检查您的execute发生了什么: 您可能没有提供存储,没有创建持久卷。检查是否已配置或将其设置为默认值 您的volumeClaimTemplates部分看起来应该类似: volumeClaimTemplates: - metadata: nam

我创建了一个状态集,但在运行
kubectl apply-f wordpress database.yaml
kubectl get statefulset
之后,我发现pod总是处于零状态(为什么?)

<1> YAML(请不要考虑对齐)


首先要检查您的execute发生了什么:

您可能没有提供存储,没有创建持久卷。检查是否已配置或将其设置为默认值

您的volumeClaimTemplates部分看起来应该类似:

 volumeClaimTemplates:
  - metadata:
      name: example
    spec:
      accessModes: [ "ReadWriteOnce" ]
      storageClassName: "your-storage-class"
      resources:
        requests:
          storage: 1Gi

有用的文档:。

请添加所有行,包括
状态重新启动时间
列。还运行
kubectl Descripte pod
并添加相关的事件区域。我强烈怀疑您的pod正在等待设置持久卷声明,因为它使用的是
volumeClaimTemplate:
,已建立的持久卷+声明。如果集群中没有配置,它将无限期地阻塞
apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: wordpress-database
spec:
  selector:
    matchLabels:
      app: blog
  serviceName: "blog"
  replicas: 1
  template:
  metadata:
  labels:
    app: blog 
  spec:
  containers:
  - name: database
    image: mysql:5.7
    ports:
    - containerPort: 3306
    env:
    - name: MYSQL_ROOT_PASSWORD
      value: rootPassword
    - name: MYSQL_DATABASE
      value: database
    - name: MYSQL_USER
      value: user
    - name: MYSQL_PASSWORD
      value: password          
    volumeMounts:
    - name: data
      mountPath: /var/lib/mysql
  - name: blog
    image: wordpress:latest
    ports:
    - containerPort: 80
    env:
    - name: WORDPRESS_DB_HOST
      value: 127.0.0.1:3306
    - name: WORDPRESS_DB_NAME
      value: database
    - name: WORDPRESS_DB_USER
      value: user
    - name: WORDPRESS_DB_PASSWORD
      value: password  
    volumeClaimTemplates:
    - metadata:
    name: data
    spec:
    resources:
    requests:
      storage: 1Gi
$ kubectl describe statefulset wordpress-database 
 volumeClaimTemplates:
  - metadata:
      name: example
    spec:
      accessModes: [ "ReadWriteOnce" ]
      storageClassName: "your-storage-class"
      resources:
        requests:
          storage: 1Gi