ab 压力测试

20490 tomcat55 18 0 303m 90m 5900 S 109 4.5 1:27.28 jsvc

# ab -c 1000 -n 100000 http://127.0.0.1:8080/gzjsgov/index.html
This is ApacheBench, Version 2.0.40-dev <$Revision: 1.146 $> apache-2.0
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Copyright 2006 The Apache Software Foundation, http://www.apache.org/

Benchmarking 127.0.0.1 (be patient)
Completed 10000 requests
Completed 20000 requests
Completed 30000 requests
Completed 40000 requests
Completed 50000 requests
Completed 60000 requests
Completed 70000 requests
Completed 80000 requests
Completed 90000 requests
Finished 100000 requests


Server Software: Apache-Coyote/1.1
Server Hostname: 127.0.0.1
Server Port: 8080

Document Path: /gzjsgov/index.html
Document Length: 7760 bytes

Concurrency Level: 1000
Time taken for tests: 49.334775 seconds
Complete requests: 100000
Failed requests: 12
(Connect: 0, Length: 11, Exceptions: 1)
Write errors: 0
Total transferred: 799601930 bytes
HTML transferred: 777070880 bytes
Requests per second: 2026.97 [#/sec] (mean)
Time per request: 493.348 [ms] (mean)
Time per request: 0.493 [ms] (mean, across all concurrent requests)
Transfer rate: 15827.80 [Kbytes/sec] received

Connection Times (ms)
min mean[+/-sd] median max
Connect: 1 376 1235.8 42 21067
Processing: 12 97 331.6 55 7291
Waiting: 0 84 326.1 47 7257
Total: 30 473 1352.8 109 21153

Percentage of the requests served within a certain time (ms)
50% 109
66% 133
75% 148
80% 160
90% 223
95% 3129
98% 3768
99% 9044
100% 21153 (longest request)