Hi All, it may be a trivial question for many, but could you explain what is the difference or relation between classpath defined in yarn.application.classpath and mapreduce.application.classpath? Does the latter overwrite the former for mapreduce applications? There is also variable MR2_CLASSPATH that is included by default in mapreduce.application.classpath. Where is taken from? Is the mapreduce.application.classpath relevant only for gateways from were application is submitted to yarn? ... View more