小框架的代码从一开始就尽量使用单例模式，它的优点就是不会被重复多次实例化。能减少内存滥用。在关闭enable_static_handler后，控制器输出 hello,word
VBOX+CENTOS7 CPU 4CORE MEM 5G
ab -c 100 -n 30000 http://127.0.0.1:9501/
This is ApacheBench, Version 2.3 <$Revision: 1430300 $> Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/ Licensed to The Apache Software Foundation, http://www.apache.org/ Benchmarking 127.0.0.1 (be patient) Completed 3000 requests Completed 6000 requests Completed 9000 requests Completed 12000 requests Completed 15000 requests Completed 18000 requests Completed 21000 requests Completed 24000 requests Completed 27000 requests Completed 30000 requests Finished 30000 requests Server Software: swoole-http-server Server Hostname: 127.0.0.1 Server Port: 9501 document Path: / document Length: 46 bytes Concurrency Level: 100 Time taken for tests: 2.330 seconds Complete requests: 30000 Failed requests: 0 Write errors: 0 Total transferred: 5820000 bytes HTML transferred:1380000 bytes Requests per second: 12874.83 [#/sec] (mean) Time per request:7.767 [ms] (mean) Time per request:0.078 [ms] (mean, across all concurrent requests) Transfer rate: 2439.18 [Kbytes/sec] received Connection Times (ms) min mean[+/-sd] median max Connect: 0 1 0.7 17 Processing: 1 7 3.1 6 69 Waiting: 0 7 3.1 6 69 Total: 2 8 3.1 7 72 Percentage of the requests served within a certain time (ms) 50% 7 66% 8 75% 8 80% 9 90% 10 95% 11 98% 14 99% 18 100% 72 (longest request)
代码没有优化，只是在写代码时就比较注意。AB压测通达到12K，超出了当时设定的10K。
阶段性的开发算是完成了。接下来，在小框架的机基上编写一个简单的IM项目。有兴趣的小伙伴可以继续关注。
