docker/hadoop/resources/mapred-site.xml

<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
<configuration>
  <property>
    <name>mapreduce.framework.name</name>
    <value>yarn</value>
  </property>
  <property>
    <name>mapred.map.tasks</name>
    <value>2</value>
  </property>
  <property>
    <name>mapred.reduce.tasks</name>
    <value>2</value>
  </property>
  <property>
    <name>mapreduce.job.counters.limit</name>
    <value>1000</value>
  </property>
  <property>
    <name>mapreduce.jobtracker.address</name>
    <value>localhost:9001</value>
  </property>
</configuration>