YARN 与Maprd 配置

<!-- yarn 配置 -->

<!-- yarn-sit.xml -->

<property>

    <name>yarn.resourcemanager.hostname</name>

    <value>master</value>

</property>

<property>

    <name>yarn.nodemanager.aux-services</name>

    <value>mapreduce_shuffle</value>

</property>

<property>

    <name>yarn.nodemanager.aux-services.mapreduce_shuffle.class</name>

    <value>org.apache.hadoop.mapred.ShuffleHandler</value>

</property>

<property>

    <name>yarn.nodemanager.resource.memory-mb</name>

    <value>20480</value>

</property>

<property>

   <name>yarn.scheduler.minimum-allocation-mb</name>

   <value>2048</value>

</property>

<property>

    <name>yarn.nodemanager.vmem-pmem-ratio</name>

    <value>2.1</value>

</property>

<!-- mapred-sit.xml配置 -->

<property>

    <name>mapreduce.framework.name</name>

    <value>yarn</value>

</property>