gistfile1.txt

 ab -n 10000 -c 100 -T "application/json; charset=utf-8" http://localhost:3000/
This is ApacheBench, Version 2.3 <$Revision: 655654 $>
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)
Completed 1000 requests
Completed 2000 requests
Completed 3000 requests
Completed 4000 requests
Completed 5000 requests
Completed 6000 requests
Completed 7000 requests
Completed 8000 requests
Completed 9000 requests
Completed 10000 requests
Finished 10000 requests


Server Software:        thin
Server Hostname:        localhost
Server Port:            3000

Document Path:          /
Document Length:        15 bytes

Concurrency Level:      100
Time taken for tests:   45.518 seconds
Complete requests:      10000
Failed requests:        0
Write errors:           0
Total transferred:      4000000 bytes
HTML transferred:       150000 bytes
Requests per second:    219.69 [#/sec] (mean)
Time per request:       455.179 [ms] (mean)
Time per request:       4.552 [ms] (mean, across all concurrent requests)
Transfer rate:          85.82 [Kbytes/sec] received

Connection Times (ms)
              min  mean[+/-sd] median   max
Connect:        0    1   1.5      1      24
Processing:    79  452  59.5    435     879
Waiting:       48  408  54.9    399     782
Total:         84  453  59.5    437     880

Percentage of the requests served within a certain time (ms)
  50%    437
  66%    447
  75%    457
  80%    492
  90%    509
  95%    520
  98%    625
  99%    783
 100%    880 (longest request)