[com.alibaba.druid.pool.DruidDataSource] - create connection error, url: jdbc:mysql://localhost:3306/trans_bi, errorCode 0, state 08S01
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure
The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.~~~~~~~~~是网络的问题还是配置的问题?
参考:http://blog.csdn.net/cynhafa/article/details/19676865
先改下配置试试