Last packet sent to the server was 0 ms ago. at com.mysql.jdbc.Connection.createNewIO(Connection.java:2820) at com.mysql.jdbc.Connection.<init>(Connection.java:1553) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:285) at org.apache.tomcat.dbcp.dbcp.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:38) at org.apache.tomcat.dbcp.dbcp.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:294) at org.apache.tomcat.dbcp.dbcp.BasicDataSource.validateConnectionFactory(BasicDataSource.java:1247) at org.apache.tomcat.dbcp.dbcp.BasicDataSource.createDataSource(BasicDataSource.java:1221) ... 22 more
经过多次查找发现数据库的机器down掉了！
