Setting the logging level in Hadoop to WARN

Question

I\'ve tried numerous ways of setting the logging level in Hadoop to WARN, but have failed each time. Firstly, I tried to configure the log4j.properties file by simply replac

Answer 1

The default log level can be adjusted by modifying the hadoop.root.logger property in your conf/log4j.properties configuration file. Note that you'll have to do that for every node in your cluster.

Example line in conf/log4j.properties:

hadoop.root.logger=WARN,console