HADOOP-4482. Make the JMX monitoring use predictable names for the

datanodes to enable Nagios monitoring. (Brian Bockelman via omalley)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/core/trunk@707772 13f79535-47bb-0310-9956-ffa450edef68

CHANGES.txt

@@ -73,6 +73,9 @@ Trunk (unreleased changes)
     HADOOP-4440.  TestJobInProgressListener tests for jobs killed in queued 
     state (Amar Kamat via ddas)
 
+    HADOOP-4482. Make the JMX monitoring use predictable names for the 
+    datanodes to enable Nagios monitoring. (Brian Bockelman via omalley)
+
 Release 0.19.0 - Unreleased
 
   INCOMPATIBLE CHANGES

src/hdfs/org/apache/hadoop/hdfs/server/datanode/DataNode.java

@@ -365,7 +365,7 @@ public class DataNode extends Configured
     this.infoServer.start();
     // adjust info port
     this.dnRegistration.setInfoPort(this.infoServer.getPort());
-    myMetrics = new DataNodeMetrics(conf, dnRegistration.getStorageID());
+    myMetrics = new DataNodeMetrics(conf, dnRegistration.getName());
     
     //init ipc server
     InetSocketAddress ipcAddr = NetUtils.createSocketAddr(