Cloudera Docs

Setting capacity using mixed resource allocation mode (Technical Preview)

Set the resource allocation in the mixed allocation mode using Cloudera Manager.

  1. In Cloudera Manager, select the YARN service.
  2. Go to the Configuration tab.
  3. Set the following property in the Capacity Scheduler Configuration Advanced Configuration Snippet (Safety Valve) field to use the mixed allocation mode: 
    <property> 
<name>yarn.scheduler.capacity.legacy-queue-mode.enabled</name>
<value>false</value> 
</property>
  4. Specify the capacity for each queue in the preferred allocation mode. Example: 
    <property>
<name>yarn.scheduler.capacity.root.queues</name>
<value>default,test_1,test_2</value>
</property>
<property>
<name>yarn.scheduler.capacity.root.capacity</name>
<value>100</value>
</property>
<property>
<name>yarn.scheduler.capacity.root.default.capacity</name>
<value>[memory=25%, vcores=1w]</value>
</property>
<property>
<name>yarn.scheduler.capacity.root.test_1.capacity</name>
<value>[memory=1w, vcores=10%]</value>
</property>
<property>
<name>yarn.scheduler.capacity.root.test_2.capacity</name>
<value>[memory=2048, vcores=2w]</value>
</property>
  5. Click Save Changes.
  6. Click Actions > Restart to restart the service.