python??web???????????
???????????? ???????[ 2015/12/29 11:53:45 ] ??????????????? WEB????
???????????????
????class SyncSleepHandler(RequestHandler):
????"""
???????????????????1s?????
????"""
????def get(self):
????time.sleep(1)
????self.write("when i sleep 5s")
????class SleepHandler(RequestHandler):
????"""
???????????1?????
????"""
????@tornado.gen.coroutine
????def get(self):
????yield tornado.gen.Task(
????tornado.ioloop.IOLoop.instance().add_timeout??
????time.time() + 1
????)
????self.write("when i sleep 5s")
?????????????
????? / ab -n 200 -c 40 http://localhost:8009/demo/syncsleep-handler/
????This is ApacheBench?? Version 2.3 <$Revision: 1528965 $>
????Copyright 1996 Adam Twiss?? Zeus Technology Ltd?? http://www.zeustech.net/
????Licensed to The Apache Software Foundation?? http://www.apache.org/
????Benchmarking localhost (be patient)
????Completed 100 requests
????Completed 200 requests
????Finished 200 requests
????Server Software: TornadoServer/4.2.1
????Server Hostname: localhost
????Server Port: 8009
????Document Path: /demo/syncsleep-handler/
????Document Length: 15 bytes
????Concurrency Level: 40
????Time taken for tests: 200.746 seconds
????Complete requests: 200
????Failed requests: 0
????Total transferred: 42000 bytes
????HTML transferred: 3000 bytes
????Requests per second: 1.00 [#/sec] (mean)
????Time per request: 40149.159 [ms] (mean)
????Time per request: 1003.729 [ms] (mean?? across all concurrent requests)
????Transfer rate: 0.20 [Kbytes/sec] received
????Connection Times (ms)
????min mean[+/-sd] median max
????Connect: 0 0 0.2 0 1
????Processing: 1005 36235 18692.2 38133 200745
????Waiting: 1005 36234 18692.2 38133 200745
????Total: 1006 36235 18692.2 38133 200746
????Percentage of the requests served within a certain time (ms)
????50% 38133
????66% 38137
????75% 38142
????80% 38161
????90% 38171
????95% 38176
????98% 38179
????99% 199742
???? 200746 (longest request)
????????????
????? / ab -n 200 -c 40 http://localhost:8009/demo/sleep-handler/
????This is ApacheBench?? Version 2.3 <$Revision: 1528965 $>
????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)
????Completed 100 requests
????Completed 200 requests
????Finished 200 requests
????Server Software: TornadoServer/4.2.1
????Server Hostname: localhost
????Server Port: 8009
????Document Path: /demo/sleep-handler/
????Document Length: 15 bytes
????Concurrency Level: 40
????Time taken for tests: 5.083 seconds
????Complete requests: 200
????Failed requests: 0
????Total transferred: 42000 bytes
????HTML transferred: 3000 bytes
????Requests per second: 39.35 [#/sec] (mean)
????Time per request: 1016.611 [ms] (mean)
????Time per request: 25.415 [ms] (mean?? across all concurrent requests)
????Transfer rate: 8.07 [Kbytes/sec] received
????Connection Times (ms)
????min mean[+/-sd] median max
????Connect: 0 0 0.4 0 2
????Processing: 1001 1010 12.0 1005 1053
????Waiting: 1001 1010 12.0 1005 1053
????Total: 1001 1010 12.3 1005 1055
????Percentage of the requests served within a certain time (ms)
????50% 1005
????66% 1009
????75% 1011
????80% 1015
????90% 1032
????95% 1044
????98% 1045
????99% 1054
???? 1055 (longest request)
??????
???·???
??????????????????
2023/3/23 14:23:39???д?ò??????????
2023/3/22 16:17:39????????????????????Щ??
2022/6/14 16:14:27??????????????????????????
2021/10/18 15:37:44???????????????
2021/9/17 15:19:29???·???????·
2021/9/14 15:42:25?????????????
2021/5/28 17:25:47??????APP??????????
2021/5/8 17:01:11