https://blog.csdn.net/wuda0112/article/details/88387735
github项目地址:https://github.com/wuda0112/mysql-tester/releases/
运行命令:java -jar mysql-tester-1.0.1.jar --mysql-username=root --mysql-password=root --thread 5 --user-count 100000 --max-item-per-user 50