HDFS-3358. Specify explicitly that the NN UI status total is talking of persistent objects on heap. Contributed by Harsh J. (harsh)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1416245 13f79535-47bb-0310-9956-ffa450edef68

hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt

@@ -176,6 +176,9 @@ Trunk (Unreleased)
     HDFS-4209. Clean up the addNode/addChild/addChildNoQuotaCheck methods in
     FSDirectory and INodeDirectory. (szetszwo)
 
+    HDFS-3358. Specify explicitly that the NN UI status total is talking
+    of persistent objects on heap. (harsh)
+
   OPTIMIZATIONS
 
   BUG FIXES

hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java

@@ -1030,7 +1030,8 @@ private void metaSave(PrintWriter out) {
     long totalInodes = this.dir.totalInodes();
     long totalBlocks = this.getBlocksTotal();
     out.println(totalInodes + " files and directories, " + totalBlocks
-        + " blocks = " + (totalInodes + totalBlocks) + " total");
+        + " blocks = " + (totalInodes + totalBlocks)
+        + " total filesystem objects");
 
     blockManager.metaSave(out);
   }

hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NamenodeJspHelper.java

@@ -102,7 +102,7 @@ static String getInodeLimitText(FSNamesystem fsn) {
     long usedNonHeap = (totalNonHeap * 100) / commitedNonHeap;
 
     String str = "<div>" + inodes + " files and directories, " + blocks + " blocks = "
-        + (inodes + blocks) + " total";
+        + (inodes + blocks) + " total filesystem objects";
     if (maxobjects != 0) {
       long pct = ((inodes + blocks) * 100) / maxobjects;
       str += " / " + maxobjects + " (" + pct + "%)";

hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestMetaSave.java

@@ -92,7 +92,8 @@ public void testMetaSave() throws IOException, InterruptedException {
     DataInputStream in = new DataInputStream(fstream);
     BufferedReader reader = new BufferedReader(new InputStreamReader(in));
     String line = reader.readLine();
-    assertTrue(line.equals("3 files and directories, 2 blocks = 5 total"));
+    assertTrue(line.equals(
+      "3 files and directories, 2 blocks = 5 total filesystem objects"));
     line = reader.readLine();
     assertTrue(line.equals("Live Datanodes: 1"));
     line = reader.readLine();