아파치 밴치마킹툴 ab 로 특정 웹사이트의 응답속도를 테스트하기 : -t옵션사용

[root@host3 bin]# ab -c 30 -n 10 -t 10 http://www.yahoo.com/
This is ApacheBench, Version 2.0.40-dev <$Revision: 1.116 $> 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 www.yahoo.com (be patient)
Finished 25 requests

Server Software:       
Server Hostname:        www.yahoo.com
Server Port:            80

Document Path:          /
Document Length:        32247 bytes

Concurrency Level:      30
Time taken for tests:   13.144778 seconds
Complete requests:      25
Failed requests:        0
Write errors:           0
Total transferred:      878216 bytes
HTML transferred:       867979 bytes
Requests per second:    1.90 [#/sec] (mean)
Time per request:       15773.734 [ms] (mean)
Time per request:       525.791 [ms] (mean, across all concurrent requests)
Transfer rate:          65.20 [Kbytes/sec] received

Connection Times (ms)
              min  mean[+/-sd] median   max
Connect:      210  218   8.6    215     245
Processing:  6371 6862 329.7   6845    7431
Waiting:     1099 3734 1618.5   3842    6360
Total:       6581 7080 330.8   7058    7646

Percentage of the requests served within a certain time (ms)
  50%   7032
  66%   7261
  75%   7364
  80%   7434
  90%   7556
  95%   7600
  98%   7646
  99%   7646
 100%   7646 (longest request)
[root@host3 bin]#