优化逻辑后压测数据，dockerfile compose增加指定阿里云源

Author: toxmc

README.md

@@ -44,11 +44,11 @@ docker exec -it `docker ps -q` /bin/bash
 Running 30s test @ http://127.0.0.1:9100/api/test/info
   8 threads and 32 connections
   Thread Stats   Avg      Stdev     Max   +/- Stdev
-    Latency     7.66ms   14.23ms 312.91ms   93.79%
-    Req/Sec   775.52    122.16     1.86k    72.42%
-  185354 requests in 30.06s, 41.72MB read
-Requests/sec:   6165.69
-Transfer/sec:      1.39MB
+    Latency     6.89ms   14.42ms 318.44ms   94.69%
+    Req/Sec     0.97k   233.68     2.33k    74.63%
+  232532 requests in 30.09s, 52.34MB read
+Requests/sec:   7727.54
+Transfer/sec:      1.74MB
 ```
 
 

dockerfiles/Dockerfile

@@ -9,6 +9,10 @@ ENV COMPOSER_ALLOW_SUPERUSER 1
 # install laravel
 RUN composer create-project --prefer-dist laravel/laravel:5.5  abtest -vvv
 
+# 如果镜像过慢的情况可以注释上面语句，指定国内阿里云的源。
+# RUN composer config -g repo.packagist composer https://mirrors.aliyun.com/composer/ && \
+# composer create-project --prefer-dist laravel/laravel:5.5  abtest -vvv
+
 # install laravel-swoole
 RUN cd abtest && composer require toxmc/fast-laravel -vvv