kubeadm安装kubernetes1.9.2集群
集群环境说明hostname
ip
vip
角色
master1
192.168.6.101
192.168.6.110
etcd集群,k8s-master ,keepalived
master2
192.168.6.102
192.168.6.110
etcd集群,k8s-master ,keepalived
master3
192.168.6.103
192.168.6.110
etcd集群,k8s-master ,keepalived
node1
192.168.6.104
k8s-node
node2
192.168.6.105
k8s-node
软件版本说明
系统版本:CentOS 7.4.1708
内核版本:3.10.0-693.17.1.el7.x86_64
etcd版本:3.2.11
docker版本:1.12.6
kubernetes版本:1.9.2
准备工作
1.更新软件源
yum -y install epel-release
yum -y update
yum -y install wget net-tools
2.停止防火墙
systemctl stop firewalld
systemctl disable firewalld
3.时间校时
/usr/sbin/ntpdate asia.pool.ntp.org
4.关闭swap
swapoff -a
sed 's/.*swap.*/#&/' /etc/fstab
PS: 不做此步骤 kubeadm init 时候出现下面错误
kubelet: error: failed to run Kubelet: Running with swap on is not supported, please disable swap! or set --fail-swap-on
5.禁止iptables对bridge数据进行处理
cat > /etc/hosts ca-csr.json
页:
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