下载 tar.gz安装包，上传。
解压

[root@localhost ~]# tar zxvf nginx-1.21.6.tar.gz
nginx-1.21.6/
nginx-1.21.6/auto/
nginx-1.21.6/conf/
nginx-1.21.6/contrib/
nginx-1.21.6/src/
... ...

安装gcc

[root@localhost nginx-1.21.6]# yum install -y gcc
已加载插件：fastestmirror
Determining fastest mirrors* base: mirrors.nju.edu.cn* extras: mirrors.nju.edu.cn* updates: mirrors.nju.edu.cn
base                                                                                                                                                                 

进入Nginx 目录，配置

# 后面是安装目录
[root@localhost nginx-1.21.6]# ./configure --prefix=/usr/local/nginx

安装 perl 库
yum install -y pcre pcre-devel

安装zlib库
yum install -y zlib zlib-devel

编译

./configure --prefix=/usr/local/nginxmake
make install

查看

[root@localhost nginx-1.21.6]# cd /usr/local/
[root@localhost local]# ls
bin  etc  games  include  lib  lib64  libexec  nginx  sbin  share  src[root@localhost local]# cd nginx/sbin/
[root@localhost sbin]# ls
nginx
# 启动nginx
[root@localhost sbin]# ./nginx

配置系统服务
vi /usr/lib/systemd/system/nginx.service

服务脚本内容

[unit]
Description=nginx - web server
After=network.target remote-fs.target nss-Tookup,target
[Service]
Type=forking
PIDFile=/usr/local/nginx/logs/nginx.pid
ExecStartPre=/usr/local/nginx/sbin/nginx -t -c /usr/local/nginx/conf/nginx.conf
ExecStart=/usr/local/nginx/sbin/nginx -c /usr/local/nginx/conf/nginx.conf
ExecReload=/usr/local/nginx/sbin/nginx -s reload
ExecStop=/usr/local/nginx/sbin/nginx -s stop
ExecQuit=/usr/local/nginx/sbin/nginx -s quit
PrivateTmp=true
[Install]
wantedBy=multi-user.target

重新加载系统服务
选择语言
systemctl daemon-reload

systemctl start nginx 
systemctl status nginx
systemctl reload nginx
systemctl stop nginx