升级Kubernetes 1.23-1.24

切换运行时为Containerd

1. 停止kubelet

systemctl stop kubelet

2.停止Docker

systemctl disable docker.service --now
systemctl stop docker.socket
systemctl stop docker

3.解压Containerd的压缩包

tar Cxzvf /usr/local containerd-1.6.2-linux-amd64.tar.gz

下载地址: https://github.com/containerd/containerd/releases

4.复制Containerd 启动文件,修改文件描述符数量限制

cp ./containerd.service /etc/systemd/system

修改containerd.service在
LimitNPROC=infinity
LimitCORE=infinity
下增加
LimitNOFILE=1048576
下载地址:
https://raw.githubusercontent.com/containerd/containerd/main/containerd.service

5.安装Runc

install -m 755 runc.amd64 /usr/local/sbin/runc

下载地址: https://github.com/open