Check the heap assigned for the node manager   in the hadoop/etc/hadoop/yarn-env.sh define the heap for node manager   JAVA=$JAVA_HOME/bin/java JAVA_HEAP_MAX=-Xmx256m # For setting YARN specific HEAP sizes please use this # Parameter and set appropriately YARN_HEAPSIZE=256 After that, you can configure the resources in yarn-site.xml <configuration> <property> <name>yarn.nodemanager.aux-services</name> <value>mapreduce_shuffle</value> </property> <property> <name>yarn.scheduler.minimum-allocation-mb</name> <value>2000</value> </property> <property> <name>yarn.scheduler.minimum-allocation-vcores</name> <value>1</value> </property> <property> <name>yarn.nodemanager.resource.memory-mb</name> <value>2000</value> </property> <property> <name>yarn.nodemanager.resource.cpu-vcores</name> <value>1</value> </property> </configuration>   please like and confirm if it helps   Thanks Ashish ... View more