etcd安装

配置hosts

$vim /etc/hosts
10.136.157.23    node1
10.136.157.24    node2
10.136.157.25    node3

安装etcd

sudo yum install etcd -y

修改配置文件

启动etcd

// 启动etcd
sudo systemctl restart etcd
// 开机自启动
sudo systemctl enable etcd

查看状态

$ sudo systemctl status etcd
● etcd.service - Etcd Server
   Loaded: loaded (/usr/lib/systemd/system/etcd.service; disabled; vendor preset: disabled)
   Active: active (running) since 二 2019-01-29 00:39:44 CST; 21h ago
 Main PID: 740323 (etcd)
   Memory: 217.5M
   CGroup: /system.slice/etcd.service
           └─740323 /usr/bin/etcd --name=default --data-dir=/var/lib/etcd/def...

测试验证