Consult this topic to see the logging information of data source connections. When you enable debugging for the data source connections, the related logs are captured in the source.<datasourceID>.log file located at C:\<reportinginstalldir>\Tomcatdir\logs.
Logs for volatile data source connections
The following sample shows the entries that are logged for volatile data sources:
The following log samples show the retry counts that are logged when the connection drops within the time configured while enabling volatile data source setting:
VolatileSourceisnotavailableonattempt1(of500) 2020-07-3107:56:59DEBUG: [82345] ConnectionError: Cannotloadconnectionclassbecauseofunderlyingexception: 'java.sql.SQLException: ERROR (90): Cannot establish a network connection to the AR System server; Connection refused: connect '.
2020-07-3107:57:02DEBUG: [82345] VolatileSourcere-attempt: 2(of500) 2020-07-3107:57:04DEBUG: [82345] VolatileSourceisnotavailableonattempt2(of500) 2020-07-3107:57:04DEBUG: [82345] ConnectionError: Cannotloadconnectionclassbecauseofunderlyingexception: 'java.sql.SQLException: ERROR (90): Cannot establish a network connection to the AR System server; Connection refused: connect
The following log samples show the entries logged when the connection restores within the time configured while enabling volatile data source setting: