1 先下载压缩包 wget https://download.redis.io/releases/redis-7.2.4.tar.gz ,然后解压并且执行make&&make install,前提yum install -y gcc tcl 2 进入到文件夹中。备份一个redis.conf ，cp, 3 # 监听的地址，默认是127.0.0.1，会导致只能本地访问，修改为0.0.0.0则可以在任意IP访问，生产环境不要设置为0.0.0.0 bind 0.0.0.0 daemonize yes requirepass 123321 4 在conf的目录下启动 redis-server redis.conf ,输入 redis-cli , AUTH 密码 **5** 将redis设置为开机自启vi /etc/systemd/system/redis.service`, 6 输入一下内容

Description=redis-server
After=network.target

[Service]
Type=forking
ExecStart=/usr/local/bin/redis-server /home/redis-7.2.0/redis.conf
PrivateTmp=true

[Install]
WantedBy=multi-user.target `,`  systemctl daemon-reload ```

https://www.cnblogs.com/Lin1031/p/15743385.html

https://www.runoob.com/redis/redis-tutorial.html

http://doc.redisfans.com/

https://redis.io/docs/latest/commands/

nginx: [emerg] bind() to 0.0.0.0:80 failed (98: Address already in use) nginx: [emerg] bind() to 0.0.0.0:80 failed (98: Address already in use) nginx: [emerg] bind() to 0.0.0.0:80 failed (98: Address already in use) nginx: [emerg] bind() to 0.0.0.0:80 failed (98: Address already in use) nginx: [emerg] bind() to 0.0.0.0:80 failed (98: Address already in use) nginx: [emerg] still could not bind()

sudo netstat -tulnp | grep :80 或者 sudo lsof -i :80 ./nginx -s stop ./nginx

Job for nginx.service failed because the control process exited with error code. See "systemctl status nginx.service" and "journalctl -xe" for details.

nginx -t netstat -tnlp pkill -9 nginx ./nginx

RESP

在URL中输入 redis://你的地址:端口号

连接设置 有密码输入密码，没有不用输入，用户名一般为空，不用输入

Redis insight

切记！！！没用用户名不用输入

这里在主从复制的时候有个很大的坑

我们在配置好了主从复制的相关信息之后我们要执行kill 来结束进程，然后再重启