ab -n 1000 -c 10 http://openplans.org/
This is ApacheBench, Version 2.0.41-dev <$Revision: 1.121.2.12 $> apache-2.0
Copyright (c) 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Copyright (c) 1998-2002 The Apache Software Foundation, http://www.apache.org/

Benchmarking openplans.org (be patient)
Completed 100 requests
Completed 200 requests
Completed 300 requests
Completed 400 requests
Completed 500 requests
Completed 600 requests
Completed 700 requests
Completed 800 requests
Completed 900 requests
Finished 1000 requests


Server Software:        Zope/(Zope
Server Hostname:        openplans.org
Server Port:            80

Document Path:          /
Document Length:        14465 bytes

Concurrency Level:      10
Time taken for tests:   212.708726 seconds
Complete requests:      1000
Failed requests:        0
Write errors:           0
Total transferred:      14752640 bytes
HTML transferred:       14473361 bytes
Requests per second:    4.70 [#/sec] (mean)
Time per request:       2127.087 [ms] (mean)
Time per request:       212.709 [ms] (mean, across all concurrent requests)
Transfer rate:          67.73 [Kbytes/sec] received

Connection Times (ms)
              min  mean[+/-sd] median   max
Connect:       71   99  94.9     91    2998
Processing:  1065 2009 1105.7   1865   15303
Waiting:      665 1742 1103.9   1594   15000
Total:       1159 2109 1110.8   1961   15381

Percentage of the requests served within a certain time (ms)
  50%   1961
  66%   2085
  75%   2169
  80%   2223
  90%   2356
  95%   2630
  98%   3181
  99%   7149
 100%  15381 (longest request)