HDFS-3683. Edit log replay progress indicator shows >100% complete. Contributed by Plamen Jeliazkov.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1377368 13f79535-47bb-0310-9956-ffa450edef68

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

@@ -504,6 +504,9 @@ Release 2.0.1-alpha - UNRELEASED
     HDFS-3715. Fix TestFileCreation#testFileCreationNamenodeRestart.
     (Andrew Whang via eli)
 
+    HDFS-3683. Edit log replay progress indicator shows >100% complete. (Plamen
+    Jeliazkov via atm)
+
   BREAKDOWN OF HDFS-3042 SUBTASKS
 
     HDFS-2185. HDFS portion of ZK-based FailoverController (todd)

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

@@ -193,8 +193,9 @@ public class FSEditLogLoader {
           if (op.hasTransactionId()) {
             long now = now();
             if (now - lastLogTime > REPLAY_TRANSACTION_LOG_INTERVAL) {
-              int percent = Math.round((float)lastAppliedTxId / numTxns * 100);
-              LOG.info("replaying edit log: " + lastAppliedTxId + "/" + numTxns
+              long deltaTxId = lastAppliedTxId - expectedStartingTxId + 1;
+              int percent = Math.round((float) deltaTxId / numTxns * 100);
+              LOG.info("replaying edit log: " + deltaTxId + "/" + numTxns
                   + " transactions completed. (" + percent + "%)");
               lastLogTime = now;
             }