node --version
v10.5.0
MW=10 PORT=3000 node http/index.js
ab -c 100 -n 10000 http://localhost:3000/
Master 3447 is running
  10 middleware
  10 middleware
  10 middleware
  10 middleware
  10 middleware
  10 middleware
  10 middleware
  10 middleware
This is ApacheBench, Version 2.3 <$Revision: 1826891 $>
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Licensed to The Apache Software Foundation, http://www.apache.org/

Benchmarking localhost (be patient)


Server Software:        
Server Hostname:        localhost
Server Port:            3000

Document Path:          /
Document Length:        11 bytes

Concurrency Level:      100
Time taken for tests:   10.582 seconds
Complete requests:      10000
Failed requests:        0
Total transferred:      1120000 bytes
HTML transferred:       110000 bytes
Requests per second:    945.04 [#/sec] (mean)
Time per request:       105.816 [ms] (mean)
Time per request:       1.058 [ms] (mean, across all concurrent requests)
Transfer rate:          103.36 [Kbytes/sec] received

Connection Times (ms)
              min  mean[+/-sd] median   max
Connect:        0    2   1.5      1      10
Processing:    99  103   2.6    102     123
Waiting:       99  102   1.9    102     116
Total:        100  105   3.3    104     128

Percentage of the requests served within a certain time (ms)
  50%    104
  66%    105
  75%    106
  80%    107
  90%    109
  95%    111
  98%    113
  99%    115
 100%    128 (longest request)