1. 下载Nginx安装包，解压到指定的目录

进入解压的目录执行

./configure --prefix=安装的目录

make make 

make install

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2. 加入systemctl 服务管理

编辑:  vim /usr/lib/systemd/system/nginx.service

#配置文件内容如下

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[Unit]                                         

Description=nginx

After=network.target

[Service]

Type=forking

ExecStart=/usr/local/nginx/sbin/nginx  //自己的目录

ExecReload=/usr/local/nginx/sbin/nginx -s reload

ExecStop=/usr/local/nginx/sbin/nginx -s quit

PrivateTmp=true

[Install]

WantedBy=multi-user.target

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3 .让配置生效

systemctl daemon-reload

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4.设置开机启动

systemctl enable nginx.service

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5.查看所有已启动的服务 

systemctl list-units --type=service