Nginx config for Gunicorn

nginx.conf

worker_processes 1;
user www-data;
pid /var/run/nginx.pid;

events {
        worker_connections 1024;
        use epoll;
        accept_mutex off;
}

http {
        include /etc/nginx/mime.types;
        default_type application/octet-stream;

        access_log /var/log/nginx/access.log;
        error_log /var/log/nginx/error.log;

        sendfile on;

        tcp_nopush on;
        tcp_nodelay off;

        server_tokens off;

        gzip on;
        gzip_http_version 1.1;
        gzip_proxied any;
        gzip_min_length 500;
        gzip_disable "MSIE [1-6]\.";
        gzip_types text/plain text/xml text/css
                   text/comma-seperated-values
                   text/javascript application/x-javascript
                   application/atom+xml application/json
                   application/xml application/xml+rss;

        upstream app_server {
            # fail_timeout=0 means we always retry an upstream even if it failed
            # to return a good HTTP response (in case the Unicorn master nukes a
            # single worker for timing out).
            server unix:/tmp/gunicorn.sock fail_timeout=0;
        }

        include /etc/nginx/conf.d/*.conf;
        include /etc/nginx/sites-enabled/*;
}