Nginx(1) - Beginner’s Guide

Starting, Stopping, and Reloading Configuration

nginx -s stop --fast shutdown
nginx -s quit --graceful shutdown
nginx -s reload --reloading the config file
nginx -s reopen --reopening the log files

kill -s QUIT 1628
ps -ax | grep nginx

Serving Static Content
/data/www --index.html/data/images --some images

http {
    server {
        location / {
            root /data/www;
        }

        location /images/ {
            root /data;
        }
    }
}    

http://localhost/images/example.png -- /data/images/example.pnghttp://localhost/some/example.html -- /data/www/some/example.html
nginx -s reload
Find out reason in access.log or error.log, in the directory of /usr/local/nginx/logs or /var/log/nginx
Setting Up a Simple Proxy Server

http {
    server {
        location / {
            proxy_pass http://localhost:8080;
        }
        
        location ~ \.(gif|jpg|png)$ {
            root /data/images;
        }
    }
}

Setting Up FastCGI Proxying

http {
    server {
        location / {
            fastcgi_pass  localhost:9000;
            fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
            fastcgi_param QUERY_STRING    $query_string;
        }

        location ~ \.(gif|jpg|png)$ {
            root /data/images;
        }
    }
}