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org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction; nested exception is javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: Cannot open connection
org.springframework.jdbc.CannotGetJdbcConnectionException: Could not get JDBC Connection; nested exception is org.apache.commons.dbcp.SQLNestedException: Cannot create PoolableConnectionFactory (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.)
org.apache.openjpa.persistence.PersistenceException: Communications link failure
Last packet sent to the server was 0 ms ago.
FailedObject: SELECT o FROM Person o WHERE o.id >= :firstId [java.lang.String]
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure
The last packet successfully received from the server was 1,252,319,692,146 milliseconds ago. The last packet sent successfully to the server was 0 milliseconds ago.