The log4j2.properties file in $II_SYSTEM/ingres/files/spark-provider controls the logging level of messages that the Actian Spark Connector application prints to spark_provider.log. The default logging level for the provider is INFO and for all other components the default is ERROR. However, you can modify this behavior.

For example, to see all messages written by Actian Spark Connector components at DEBUG level or higher, you can modify the following line: