一、安装docker

1.安装docker
把yum包更新到最新

yum update

安装依赖包

yum install -y yum-utils device-mapper-persistent-data lvm2

设置yum源

yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo

查看可用版本

yum list docker-ce --showduplicates | sort -r

选择版本安装

yum install docker-ce-17.12.1.ce

启动Docker

systemctl start docker

加入开机启动

systemctl enable docker

2.安装docker-compose

curl -L "https://github.com/docker/compose/releases/download/1.23.2/docker-compose-$(uname -s)-$(uname -m)" -o /usr/bin/docker-compose

chmod +x /usr/bin/docker-compose

二、安装mysql5.7

下载添加存储库

yum localinstall https://dev.mysql.com/get/mysql57-community-release-el7-11.noarch.rpm

安装mysqlserver

yum install mysql-community-server

启用服务、启动服务

systemctl enable mysqld
systemctl start mysqld

查看服务状态

systemctl status mysqld

通过运行以下命令找到临时密码

grep 'temporary password' /var/log/mysqld.log

登录并修改密码

ALTER USER 'root'@'localhost' IDENTIFIED BY 'xxxxxx'

如果要降低密码强度

set global validate_password_policy=0;
set global validate_password_length=1;

工具

1.htop安装

yum install epel-release -y
yum install htop -y