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From kih...@apache.org
Subject svn commit: r1547393 - in /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs: CHANGES.txt src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
Date Tue, 03 Dec 2013 14:12:44 GMT
Author: kihwal
Date: Tue Dec  3 14:12:43 2013
New Revision: 1547393

URL: http://svn.apache.org/r1547393
Log:
HDFS-5558. LeaseManager monitor thread can crash if the last block is complete but another
block is not. Contributed by Kihwal Lee.

Modified:
    hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
    hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java

Modified: hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt?rev=1547393&r1=1547392&r2=1547393&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt (original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt Tue Dec  3 14:12:43 2013
@@ -4063,6 +4063,9 @@ Release 0.23.10 - UNRELEASED
     HDFS-5557. Write pipeline recovery for the last packet in the block may
     cause rejection of valid replicas. (kihwal)
 
+    HDFS-5558. LeaseManager monitor thread can crash if the last block is
+    complete but another block is not. (kihwal)
+
 Release 0.23.9 - 2013-07-08
 
   INCOMPATIBLE CHANGES

Modified: hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java?rev=1547393&r1=1547392&r2=1547393&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
(original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
Tue Dec  3 14:12:43 2013
@@ -2933,6 +2933,12 @@ public class FSNamesystem implements Nam
       }
       throw lee;
     }
+    // Check the state of the penultimate block. It should be completed
+    // before attempting to complete the last one.
+    if (!checkFileProgress(pendingFile, false)) {
+      return false;
+    }
+
     // commit the last block and complete it if it has minimum replicas
     commitOrCompleteLastBlock(pendingFile, last);
 
@@ -3002,7 +3008,7 @@ public class FSNamesystem implements Nam
         //
         BlockInfo b = v.getPenultimateBlock();
         if (b != null && !b.isComplete()) {
-          LOG.info("BLOCK* checkFileProgress: " + b
+          LOG.warn("BLOCK* checkFileProgress: " + b
               + " has not reached minimal replication "
               + blockManager.minReplication);
           return false;



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