我尝试在centos 7上安装单节点集群，使用kubadm 1.24和containerd，\ni遵循安装步骤，
\n我做了：\ncontainerd config default > /etc/containerd/config.toml\n并通过了：SystemdCgroup = true
\n但 kubeadm init 失败于：
\n[root@master-node .kube]# kubeadm init\n[init] Using Kubernetes version: v1.24.0\n[preflight] Running pre-flight checks\n [WARNING HTTPProxy]: Connection to "https://10.XXXXXXXX" uses proxy "http://proxy-XXXXXXXXX.com:8080/". If that is not intended, adjust your proxy settings\n [WARNING HTTPProxyCIDR]: connection to "10.96.XXXXXXXX" uses proxy "http://proxy-XXXXXXXXX.com:8080/". This may lead to malfunctional cluster setup. Make sure that Pod and Services IP ranges specified correctly as exceptions in proxy configuration\n[preflight] Pulling images required for setting …