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使用

  • 生成StatefulSet:kubectl create -f redis-sts.yaml
  • 生成Service:kubectl create -f redis-svc.yaml
  • 启动redis集群:kubectl exec -it redis-cluster-0 -- redis-cli --cluster create --cluster-replicas 1 $(kubectl get pods -l app=redis-cluster -o jsonpath='{range.items[*]}{.status.podIP}:6379 ')
    或者手工执行
    得到所有节点ip和端口
    kubectl get pods -l app=redis-cluster -o jsonpath='{range.items[*]}{.status.podIP}:6379 '

redis-cli --cluster create --cluster-replicas 1 172.18.66.92:6379 172.18.48.203:6379 172.18.78.157:6379 172.18.48.67:6379 172.18.148.1:6379 172.18.62.197:6379

  • 状态查看
    kubectl exec -it redis-cluster-0 redis-cli cluster nodes -n redis

说明

  • 需要使用StorageClass动态创建pv
  • StatefulSet中的serviceName要和Service的metadata中name保持一致

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在k8s中的redis集群

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