YARN-269. Resource Manager not logging the health_check_script result when taking it out. Contributed by Jason Lowe

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.23@1451343 13f79535-47bb-0310-9956-ffa450edef68

hadoop-yarn-project/CHANGES.txt

@@ -19,6 +19,9 @@ Release 0.23.7 - UNRELEASED
     YARN-236. RM should point tracking URL to RM web page when app fails to
     start (Jason Lowe via jeagles)
 
+    YARN-269. Resource Manager not logging the health_check_script result when
+    taking it out (Jason Lowe via kihwal)
+
   OPTIMIZATIONS
 
     YARN-357. App submission should not be synchronized (daryn)

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmnode/RMNodeImpl.java

@@ -483,6 +483,8 @@ public class RMNodeImpl implements RMNode, EventHandler<RMNodeEvent> {
           statusEvent.getNodeHealthStatus();
       rmNode.setNodeHealthStatus(remoteNodeHealthStatus);
       if (!remoteNodeHealthStatus.getIsNodeHealthy()) {
+        LOG.info("Node " + rmNode.nodeId + " reported UNHEALTHY with details: "
+            + remoteNodeHealthStatus.getHealthReport());
         // Inform the scheduler
         rmNode.context.getDispatcher().getEventHandler().handle(
             new NodeRemovedSchedulerEvent(rmNode));