nginx.conf

user www-data;
worker_processes 2;
pid /run/nginx.pid;

events {
  worker_connections 2048;
}

http {
  sendfile on;
  tcp_nopush on;
  tcp_nodelay on;
  keepalive_timeout 65;
  types_hash_max_size 2048;
  server_tokens off;

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

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

  gzip on;
  gzip_disable "msie6";

  # gzip_vary on;
  # gzip_proxied any;
  # gzip_comp_level 6;
  # gzip_buffers 16 8k;
  # gzip_http_version 1.1;
  # gzip_types text/plain text/css application/json application/javascript text/xml application/xml application/xml+rss text/javascript;

  log_format ltsv "time:$time_local"
    "\thost:$remote_addr"
    "\tforwardedfor:$http_x_forwarded_for"
    "\treq:$request"
    "\tmethod:$request_method"
    "\turi:$request_uri"
    "\tstatus:$status"
    "\tsize:$body_bytes_sent"
    "\treferer:$http_referer"
    "\tua:$http_user_agent"
    "\treqtime:$request_time"
    "\truntime:$upstream_http_x_runtime"
    "\tapptime:$upstream_response_time"
    "\tcache:$upstream_http_x_cache"
    "\tvhost:$host";

  upstream backend {
	server 127.0.0.1:5000;
  }

  upstream backend_db {
  	server db:80;
  }

  server {
    listen 80 default_server;
    listen [::]:80 default_server;

    client_max_body_size 20M;

    root /home/isucon/isubata/webapp/public;
    #access_log /tmp/access_log ltsv;
	access_log off;
	
    location /favicon.ico {
      add_header Cache-Control "public, max-age=31536000, immutable";
      access_log off;
	  etag off;
    }
    location /fonts/ {
      add_header Cache-Control "public, max-age=31536000, immutable";
      access_log off;
	  gzip on;
	  gzip_static on;
	  gzip_vary on;
	  gzip_types *;
	  etag off;
    }
    location /js/ {
      add_header Cache-Control "public, max-age=31536000, immutable";
      access_log off;
	  gzip on;
	  gzip_static on;
	  gzip_vary on;
	  gzip_types *;
	  etag off;
    }
    location /css/ {
      add_header Cache-Control "public, max-age=31536000, immutable";
      access_log off;
	  gzip on;
	  gzip_static on;
	  gzip_vary on;
	  gzip_types *;
	  etag off;
    }

    location /icons {
      proxy_pass http://backend_db;
    }

    location / {
	  gzip on;
	  gzip_types *;
      proxy_set_header Host $http_host;
      proxy_pass http://backend;
    }
  }
}


#mail {
#  # See sample authentication script at:
#  # http://wiki.nginx.org/ImapAuthenticateWithApachePhpScript
#
#  # auth_http localhost/auth.php;
#  # pop3_capabilities "TOP" "USER";
#  # imap_capabilities "IMAP4rev1" "UIDPLUS";
#
#  server {
#    listen     localhost:110;
#    protocol   pop3;
#    proxy      on;
#  }
#
#  server {
#    listen     localhost:143;
#    protocol   imap;
#    proxy      on;
#  }
#}