官网说明：在 Linux 上以 All-in-One 模式安装 KubeSphere
[root kubesphere-master-2 ~]## 在linux上安装Kubernetes和KubeSphere
[root kubesphere-master-2 ~]### 关闭防火墙或者开放必要的[防火墙端口](https://v3-0.docs.kubesphere.io/docs/installing-on-linux/introduction/port-firewall/)
[root kubesphere-master-2 ~]#systemctl disable firewalld
[root kubesphere-master-2 ~]#systemctl stop firewalld
[root kubesphere-master-2 ~]#systemctl status firewalld
[root kubesphere-master-2 ~]### 查看并关闭swap分区
[root kubesphere-master-2 ~]#swapoff -a
[root kubesphere-master-2 ~]#echo "vm.swappiness=0" >> /etc/sysctl.conf
[root kubesphere-master-2 ~]#sysctl -p /etc/sysctl.conf
[root kubesphere-master-2 ~]#sed -i 's$/dev/mapper/centos-swap$#/dev/mapper/centos-swap$g' /etc/fstab
[root kubesphere-master-2 ~]#free -m
total used free shared buff/cache available
Mem: 32011 300 31168 16 542 31354
Swap: 0 0 0
[root kubesphere-master-2 ~]#
[root kubesphere-master-2 ~]### 查看Selinux状态
[root kubesphere-master-2 ~]#getenforce
Disabled
[root kubesphere-master-2 ~]### 安装依赖组件
[root kubesphere-master-2 ~]#yum install -y ebtables socat ipset conntrack
继续
[root kubesphere-master-2 ~]### 检查DNS设置
[root kubesphere-master-2 ~]#cat /etc/resolv.conf
[root kubesphere-master-2 ~]### 设置kubernetes仓库
[root kubesphere-master-2 ~]#
[root kubesphere-master-2 ~]#cat >/etc/yum.repos.d/kubernetes.repo <<EOF
[kubernetes]
name=Kubernetes
baseurl=http://mirrors.aliyun.com/kubernetes/yum/repos/kubernetes-el7-x86_64
enabled=1
gpgcheck=0
repo_gpgcheck=0
gpgkey=http://mirrors.aliyun.com/kubernetes/yum/doc/yum-key.gpg
http://mirrors.aliyun.com/kubernetes/yum/doc/rpm-package-key.gpg
EOF
yum makecache fast
[root kubesphere-master-2 ~]### 开始安装
export KKZONE=cn
curl -sfL https://get-kk.kubesphere.io | VERSION=v3.0.13 sh -
chmod +x kk
[root kubesphere-master-2 ~]### 使用kubekey安装kubernetes（默认v1.17.9）和kubesphere（默认v3.0.0）
[root kubesphere-master-2 ~]#./kk create cluster --with-kubernetes v1.22.12 --with-kubesphere v3.4.1
好的，卡起了。
卡了一个小时