異常:

警告: com.mchange.v2.resourcepool.BasicResourcePool$AcquireTask@20ffa401
 -- Acquisition Attempt Failed!!! Clearing pending acquires. 
While trying to acquire a needed new resource,
we failed to succeed more than the maximum number of allowed acquisition attempts (3)
. Last acquisition attempt exception: 
java.sql.SQLException: Access denied for user 'xiaom'@'IP' (using password: YES)

### Cause: org.springframework.jdbc.CannotGetJdbcConnectionException: 
Could not get JDBC Connection; 
nested exception is java.sql.SQLException: 
Connections could not be acquired from the underlying database!

發(fā)現(xiàn)問(wèn)題

jdbc.properties文件之前的配置:

修改后:

先記下來(lái), 后面有空具體看看原因