Писать не обещаю, но буду…

$ ab -c 10 -t 60 http://site.local/

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 zt.local (be patient)
Finished 4557 requests
 
 
Server Software:        Apache/2.2.11
Server Hostname:        zt.local
Server Port:            80
 
Document Path:          /
Document Length:        4 bytes
 
Concurrency Level:      10
Time taken for tests:   60.013 seconds
Complete requests:      4557
Failed requests:        0
Write errors:           0
Total transferred:      1846395 bytes
HTML transferred:       18236 bytes
Requests per second:    75.93 [#/sec] (mean)
Time per request:       131.695 [ms] (mean)
Time per request:       13.169 [ms] (mean, across all concurrent requests)
Transfer rate:          30.05 [Kbytes/sec] received
 
Connection Times (ms)
              min  mean[+/-sd] median   max
Connect:        0    0   3.4      0     118
Processing:    12  131  56.0    141     457
Waiting:        0   81  63.9     79     326
Total:         12  131  55.9    141     457
 
Percentage of the requests served within a certain time (ms)
  50%    141
  66%    157
  75%    168
  80%    175
  90%    195
  95%    211
  98%    229
  99%    241
 100%    457 (longest request)

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 st.local (be patient)
Completed 5000 requests
Completed 10000 requests
Completed 15000 requests
Completed 20000 requests
Completed 25000 requests
Completed 30000 requests
Completed 35000 requests
Completed 40000 requests
Finished 41724 requests
 
 
Server Software:        Apache-Coyote/1.1
Server Hostname:        st.local
Server Port:            8080
 
Document Path:          /
Document Length:        5 bytes
 
Concurrency Level:      10
Time taken for tests:   60.002 seconds
Complete requests:      41724
Failed requests:        0
Write errors:           0
Total transferred:      10974990 bytes
HTML transferred:       208650 bytes
Requests per second:    695.38 [#/sec] (mean)
Time per request:       14.381 [ms] (mean)
Time per request:       1.438 [ms] (mean, across all concurrent requests)
Transfer rate:          178.62 [Kbytes/sec] received
 
Connection Times (ms)
              min  mean[+/-sd] median   max
Connect:        0    6   3.3      6      42
Processing:     1    8  12.9      7     622
Waiting:        0    6  12.9      5     622
Total:          1   14  13.0     13     652
 
Percentage of the requests served within a certain time (ms)
  50%     13
  66%     13
  75%     14
  80%     15
  90%     18
  95%     21
  98%     26
  99%     32
 100%    652 (longest request)