docs/sample-yarn-site.md

# Sample: yarn-site.xml

The following is a sample yarn-site.xml file.



<pre>
&lt;?xml version="1.0" encoding="UTF-8"?>
&lt;configuration>

&lt;!-- Site-specific YARN configuration properties -->
   &ltproperty>
        &lt;name>yarn.nodemanager.aux-services&lt;/name>
        &lt;value>mapreduce_shuffle,myriad_executor&lt;/value>
        &lt;!-- If using MapR distro, please use the following value:
        &lt;value>mapreduce_shuffle,mapr_direct_shuffle,myriad_executor&lt;/value> -->
    &lt;/property>
    &lt;property>
        &lt;name>yarn.nodemanager.aux-services.mapreduce_shuffle.class&lt;/name>
        &lt;value>org.apache.hadoop.mapred.ShuffleHandler&lt;/value>
    &lt;/property>
    &lt;property>
        &lt;name>yarn.nodemanager.aux-services.myriad_executor.class&lt;/name>
        &lt;value>org.apache.myriad.executor.MyriadExecutorAuxService&lt;/value>
    &lt;/property>
    &lt;property>
        &lt;name>yarn.nm.liveness-monitor.expiry-interval-ms&lt;/name>
        &lt;value>2000&lt;/value>
    &lt;/property>
    &lt;property>
        &lt;name>yarn.am.liveness-monitor.expiry-interval-ms&lt;/name>
        &lt;value>10000&lt;/value>
    &lt;/property>
    &lt;property>
        &lt;name>yarn.resourcemanager.nm.liveness-monitor.interval-ms&lt;/name>
        &lt;value>1000&lt;/value>
    &lt;/property>
&lt;!-- (more) Site-specific YARN configuration properties -->
    &lt;property>
        &lt;name>yarn.nodemanager.resource.cpu-vcores&lt;/name>
        &lt;value>${nodemanager.resource.cpu-vcores}&lt;/value>
    &lt;/property>
    &lt;property>
        &lt;name>yarn.nodemanager.resource.memory-mb&lt;/name>
        &lt;value>${nodemanager.resource.memory-mb}&lt;/value>
    &lt;/property>
&lt;!-- Dynamic Port Assignment enablement by Mesos -->
  &lt;property>
        &lt;name>yarn.nodemanager.address&lt;/name>
        &lt;value>${myriad.yarn.nodemanager.address}&lt;/value>
    &lt;/property>
    &lt;property>
        &lt;name>yarn.nodemanager.webapp.address&lt;/name>
        &lt;value>${myriad.yarn.nodemanager.webapp.address}&lt;/value>
    &lt;/property>
    &lt;property>
        &lt;name>yarn.nodemanager.webapp.https.address&lt;/name>
        &lt;value>${myriad.yarn.nodemanager.webapp.address}&lt;/value>
    &lt;/property>
    &lt;property>
        &lt;name>yarn.nodemanager.localizer.address&lt;/name>
        &lt;value>${myriad.yarn.nodemanager.localizer.address}&lt;/value>
    &lt;/property>

&lt;!-- Myriad Scheduler configuration -->
    &lt;property>
        &lt;name>yarn.resourcemanager.scheduler.class&lt;/name>
        &lt;value>org.apache.myriad.scheduler.yarn.MyriadFairScheduler&lt;/value>
    &lt;/property>
&lt;!-- Needed for Fine Grain Scaling -->
    &lt;property>
  &lt;name>yarn.scheduler.minimum-allocation-vcores&lt;/name>
        &lt;value>0&lt;/value>
    &lt;/property>
    &lt;property>
        &lt;name>yarn.scheduler.minimum-allocation-vcores&lt;/name>
        &lt;value>0&lt;/value>
    &lt;/property>
&lt;!-- Cgroups specific configuration -->
&lt;!--
    &lt;property>
        &lt;description>Who will execute(launch) the containers.&lt;/description>
        &lt;name>yarn.nodemanager.container-executor.class&lt;/name>
        &lt;value>${yarn.nodemanager.container-executor.class}&lt;/value>
    &lt;/property>
    &lt;property>
        &lt;description>The class which should help the LCE handle resources.&lt;/description>
        &lt;name>yarn.nodemanager.linux-container-executor.resources-handler.class&lt;/name>
        &lt;value>${yarn.nodemanager.linux-container-executor.resources-handler.class}&lt;/value>
    &lt;/property>
    &lt;property>
        &lt;name>yarn.nodemanager.linux-container-executor.cgroups.hierarchy&lt;/name>
        &lt;value>${yarn.nodemanager.linux-container-executor.cgroups.hierarchy}&lt;/value>
    &lt;/property>
    &lt;property>
        &lt;name>yarn.nodemanager.linux-container-executor.cgroups.mount&lt;/name>
        &lt;value>${yarn.nodemanager.linux-container-executor.cgroups.mount}&lt;/value>
    &lt;/property>
    &lt;property>
        &lt;name>yarn.nodemanager.linux-container-executor.cgroups.mount-path&lt;/name>
        &lt;value>${yarn.nodemanager.linux-container-executor.cgroups.mount-path}&lt;/value>
    &lt;/property>
    &lt;property>
        &lt;name>yarn.nodemanager.linux-container-executor.group&lt;/name>
        &lt;value>${yarn.nodemanager.linux-container-executor.group}&lt;/value>
    &lt;/property>
    &lt;property>
        &lt;name>yarn.nodemanager.linux-container-executor.path&lt;/name>
        &lt;value>${yarn.home}/bin/container-executor&lt;/value>
    &lt;/property>
-->
&lt;/configuration>
</pre>

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