https://community.cloudera.com/t5/Support-Questions/Ambari-API-how-to-change-the-CPU-Scheduling-by-ambari-rest/m-p/313533#M225579 <P>You may already know it involves changing two XML files, capacity-scheduler.xml and yarn-site.xml</P><P>&nbsp;</P><P>Details are listed here:&nbsp;<A href="https://docs.cloudera.com/HDPDocuments/HDP2/HDP-2.6.5/bk_yarn-resource-management/content/enabling_cpu_scheduling.html" target="_blank">https://docs.cloudera.com/HDPDocuments/HDP2/HDP-2.6.5/bk_yarn-resource-management/content/enabling_cpu_scheduling.html</A></P><P>&nbsp;</P><P>Alternatively, you can try the PUT method of Ambari Management API:&nbsp;<A href="https://github.com/apache/ambari/blob/trunk/ambari-server/docs/api/v1/index.md#put" target="_blank">https://github.com/apache/ambari/blob/trunk/ambari-server/docs/api/v1/index.md#put</A></P> Mon, 22 Mar 2021 05:06:19 GMT Daming Xue 2021-03-22T05:06:19Z