【已解决】 跑redis的时候说这个发生异常，是redis数据库的问题吗？
[2021/01/31-18:30:28] [main] [ERROR] [com.zaxxer.hikari.pool.HikariPool] : HikariPool-1 - Exception during pool initialization.
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.
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
这不是redis报的，是mysql连接报的错。
com.mysql.jdbc.exceptions 嘿嘿，你懂的。