AMBARI-17748. Enable yarn rolling log aggregation for 2.5 hdp stack (Siddharth Seth via smohanty)

ambari-server/src/main/resources/stacks/HDP/2.5/services/YARN/configuration/yarn-site.xml

@@ -39,4 +39,9 @@
     <value>{{stack_root}}/${hdp.version}/spark2/aux/*</value>
     <on-ambari-upgrade add="true"/>
   </property>
+  <property>
+    <name>yarn.nodemanager.log-aggregation.roll-monitoring-interval-seconds</name>
+    <value>3600</value>
+    <on-ambari-upgrade add="true"/>
+  </property>
 </configuration>