nginx.conf

worker_processes  2;

pid /var/run/nginx.pid;
#                          [ debug | info | notice | warn | error | crit ]
error_log  /var/log/nginx.error_log  info;

events {
    worker_connections   2000;
    use epoll;
}

http { 
    include /etc/nginx/mime.types;
    
    
    ##
    # LOG
    ##

    # Log format. Other NGINX variables ($variable) can be used as you wish.
    log_format main '$remote_addr - $remote_user [$time_local] '
                    '"$request" $status  $body_bytes_sent "$http_referer" '
                    '"$http_user_agent" "$http_x_forwarded_for"';
    # Access log: path and type.
    access_log  dnginx_access.log  main;
    # Error log: path and type.
    error_log  /var/log/nginx_error.log debug;

    ##
    # TCP
    ##

    # Optimizes data transfer copying data between one file descriptor and another
    # instead of reading and copying data to/from user space.
    sendfile on;
    # Causes NGINX to attempt to send its HTTP response head in one packet,
    # instead of using partial frames. This is useful for prepending headers before calling sendfile,
    # or for throughput optimization.
    tcp_nopush on;
    # Disables the Nagle algorithm.
    # It's useful for sending frequent small bursts of data in real time.
    tcp_nodelay  off;
    # Timeout during which a keep-alive client connection will stay open to serve 
    # all the requested files from the server side.
    keepalive_timeout  30s;
    # If a client does not receive anything within the time set in this directive, a connection is closed. 
    send_timeout 60s;

    ##
    # GZIP
    ##

    # In production you MUST set gzip to "on" in order to save bandwidth. Web browsers
    # which handle compressed files (all recent ones do) will get a very smaller version
    # of the server response. 
    gzip  on;
    # Enables compression for a given HTTP request version.
    gzip_http_version 1.0;
    # Compression level 1 (fastest) to 9 (slowest).
    gzip_comp_level 6;
    # Enables compression for all proxied requests.
    gzip_proxied any;
    # Minimum length of the response (bytes). Responses shorter than this length will not be compressed.
    gzip_min_length 10000;
    # Enables compression for additional MIME-types.
    gzip_types  text/plain text/css application/x-javascript text/xml
                application/xml application/xml+rss text/javascript;
    # Disables gzip compression for User-Agents matching the given regular expression.
    # Is this case we've disabled gzip for old versions of the IE that don't support compressed responses.
    gzip_disable "MSIE [1-6] \.";

    # Load modular configuration files from the /etc/nginx/conf.d directory.
    include /etc/nginx/conf.d/*.conf;
}