https://community.cloudera.com/t5/Support-Questions/YARN-memory-configuration-parameters-and-Java-Heap-Space/m-p/133023#M95693 <P>Hi <A rel="user" href="https://community.cloudera.com/users/11282/jaimecarodriguez.html" nodeid="11282">@Jaime</A></P><P>I think it is the namenode total java max heap size.</P><P>Please go through this settings (You have to change it from HDFS config):</P><P><A href="https://docs.hortonworks.com/HDPDocuments/HDP2/HDP-2.4.2/bk_installing_manually_book/content/ref-80953924-1cbf-4655-9953-1e744290a6c3.1.html">https://docs.hortonworks.com/HDPDocuments/HDP2/HDP-2.4.2/bk_installing_manually_book/content/ref-80953924-1cbf-4655-9953-1e744290a6c3.1.html</A></P><P>Please let us if this fixes the problem.</P><P>Thanks</P> Mon, 18 Jul 2016 23:31:43 GMT rbiswas1 2016-07-18T23:31:43Z