ab -kc 100 -n 100000 http://localhost:81/phpinfo.php

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)


Server Software:        kangle/3.1.8
Server Hostname:        localhost
Server Port:            81

Document Path:          /phpinfo.php
Document Length:        78850 bytes

Concurrency Level:      100
Time taken for tests:   122.401 seconds
Complete requests:      100000
Failed requests:        10050
   (Connect: 0, Receive: 0, Length: 10050, Exceptions: 0)
Write errors:           0
Keep-Alive requests:    0
Total transferred:      7900788835 bytes
HTML transferred:       7884988835 bytes
Requests per second:    816.99 [#/sec] (mean)
Time per request:       122.401 [ms] (mean)
Time per request:       1.224 [ms] (mean, across all concurrent requests)
Transfer rate:          63035.64 [Kbytes/sec] received

Connection Times (ms)
              min  mean[+/-sd] median   max
Connect:        0    0   0.1      0       5
Processing:    12  122   9.8    121     371
Waiting:       12  122   9.8    121     371
Total:         17  122   9.7    121     371

Percentage of the requests served within a certain time (ms)
  50%    121
  66%    123
  75%    124
  80%    125
  90%    128
  95%    131
  98%    135
  99%    137
 100%    371 (longest request)