Database Reference
In-Depth Information
Figure 11-4.
Log4j.properties file
There is a section in the file where you can specify the level of details to be recorded. The following code shows a
snippet of the properties file:
#
# FSNamesystem Audit logging
# All audit events are logged at INFO level
#
log4j.logger.org.apache.hadoop.hdfs.server.namenode.FSNamesystem.audit=WARN
# Custom Logging levels
hadoop.metrics.log.level=WARN
#log4j.logger.org.apache.hadoop.mapred.JobTracker=DEBUG
#log4j.logger.org.apache.hadoop.mapred.TaskTracker=DEBUG
#log4j.logger.org.apache.hadoop.fs.FSNamesystem=DEBUG
log4j.logger.org.apache.hadoop.metrics2=${hadoop.metrics.log.level}
# Set the warning level to WARN to avoid having info messages leak
# to the console
log4j.logger.org.mortbay.log=WARN
