nginx.conf

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

worker_processes 2;
worker_rlimit_nofile 12288;

events {
  worker_connections 4096;
}

http {
  log_format ltsv "status:$status"
                  "\ttime:$time_iso8601"
                  "\treqtime:$request_time"
                  "\tmethod:$request_method"
                  "\turi:$request_uri"
                  "\tprotocol:$server_protocol"
                  "\tua:$http_user_agent"
                  "\tforwardedfor:$http_x_forwarded_for"
                  "\thost:$remote_addr"
                  "\treferer:$http_referer"
                  "\tserver_name:$server_name"
                  "\tvhost:$host"
                  "\tsize:$body_bytes_sent"
                  "\treqsize:$request_length"
                  "\truntime:$upstream_http_x_runtime"
                  "\tapptime:$upstream_response_time";
  access_log  /var/log/nginx/access.log  ltsv;
  error_log /var/log/nginx/error.log warn;

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

  sendfile on;
  open_file_cache max=100 inactive=20s;
  tcp_nopush on;


  #gzip on;
  #gzip_min_length 1100;
  #gzip_buffers 4 8k;
  #gzip_types application/atom+xml text/plain text/css text/javascript application/json application/javascript;
  #gzip_vary on;
  #gzip_disable        "MSIE [1-6]\.";
  gzip_static on;


  keepalive_timeout  65;

  proxy_buffers 100 32k;
  proxy_buffer_size 8k;

  #upstream isuda {
  #  server unix:///tmp/unicorn-isuda.sock fail_timeout=0;
  #}
  #upstream isutar {
  #  server unix:///tmp/unicorn-isutar.sock fail_timeout=0;
  #}

  #upstream rosylilly {
  #  server 127.0.0.1:5060 fail_timeout=0;
  #}

  server {
    listen 0.0.0.0:80 default_server;

    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header X-Forwarded-Proto $scheme;
    proxy_set_header Host $http_host;
    proxy_http_version 1.1;

    root /home/isucon/git/webapp/public;
    try_files $uri @isuda;

    location @app{
      #proxy_pass http://127.0.0.1:5000;

      proxy_pass @app;
      #proxy_pass http://rosylilly;
    }

    #location /stars {
    #  #proxy_pass http://127.0.0.1:5001;
    #  proxy_pass http://isutar;
    #}
  }
}