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From vvasu...@apache.org
Subject [34/50] [abbrv] hadoop git commit: HDFS-8999. Allow a file to be closed with COMMITTED but not yet COMPLETE blocks.
Date Thu, 28 Jan 2016 06:49:00 GMT
HDFS-8999. Allow a file to be closed with COMMITTED but not yet COMPLETE blocks.


Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/bd909ed9
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/bd909ed9
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/bd909ed9

Branch: refs/heads/YARN-3926
Commit: bd909ed9f2d853f614f04a50e2230a7932732776
Parents: 2085e60
Author: Tsz-Wo Nicholas Sze <szetszwo@hortonworks.com>
Authored: Tue Jan 26 10:32:51 2016 +0800
Committer: Tsz-Wo Nicholas Sze <szetszwo@hortonworks.com>
Committed: Tue Jan 26 10:32:51 2016 +0800

----------------------------------------------------------------------
 .../java/org/apache/hadoop/hdfs/DFSClient.java  | 42 ++++++++---
 .../org/apache/hadoop/hdfs/DataStreamer.java    |  3 +-
 hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt     |  3 +
 .../org/apache/hadoop/hdfs/DFSConfigKeys.java   |  4 ++
 .../server/blockmanagement/BlockManager.java    | 38 ++++------
 .../hdfs/server/namenode/FSDirAppendOp.java     | 15 +++-
 .../hdfs/server/namenode/FSDirWriteFileOp.java  |  4 +-
 .../hdfs/server/namenode/FSEditLogLoader.java   |  8 +--
 .../hdfs/server/namenode/FSNamesystem.java      | 74 +++++++++++++++-----
 .../hadoop/hdfs/server/namenode/INodeFile.java  | 56 +++++++++++----
 .../hdfs/server/namenode/LeaseManager.java      | 17 ++---
 .../org/apache/hadoop/hdfs/TestFileAppend.java  | 56 ++++++++++++++-
 .../server/namenode/TestFSEditLogLoader.java    | 23 +++---
 .../hdfs/server/namenode/TestFSImage.java       |  4 +-
 .../hdfs/server/namenode/TestINodeFile.java     |  6 +-
 .../hdfs/server/namenode/TestLeaseManager.java  |  4 +-
 16 files changed, 255 insertions(+), 102 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/hadoop/blob/bd909ed9/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DFSClient.java
----------------------------------------------------------------------
diff --git a/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DFSClient.java
b/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DFSClient.java
index 02ef47e..9c00ea7 100644
--- a/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DFSClient.java
+++ b/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DFSClient.java
@@ -119,6 +119,7 @@ import org.apache.hadoop.hdfs.protocol.DatanodeInfo;
 import org.apache.hadoop.hdfs.protocol.DirectoryListing;
 import org.apache.hadoop.hdfs.protocol.EncryptionZone;
 import org.apache.hadoop.hdfs.protocol.EncryptionZoneIterator;
+import org.apache.hadoop.hdfs.protocol.ErasureCodingPolicy;
 import org.apache.hadoop.hdfs.protocol.ExtendedBlock;
 import org.apache.hadoop.hdfs.protocol.HdfsConstants;
 import org.apache.hadoop.hdfs.protocol.HdfsConstants.DatanodeReportType;
@@ -160,10 +161,10 @@ import org.apache.hadoop.io.EnumSetWritable;
 import org.apache.hadoop.io.IOUtils;
 import org.apache.hadoop.io.MD5Hash;
 import org.apache.hadoop.io.Text;
-import org.apache.hadoop.hdfs.protocol.ErasureCodingPolicy;
 import org.apache.hadoop.io.retry.LossyRetryInvocationHandler;
 import org.apache.hadoop.ipc.RPC;
 import org.apache.hadoop.ipc.RemoteException;
+import org.apache.hadoop.ipc.RetriableException;
 import org.apache.hadoop.ipc.RpcNoSuchMethodException;
 import org.apache.hadoop.net.DNS;
 import org.apache.hadoop.net.NetUtils;
@@ -178,16 +179,15 @@ import org.apache.hadoop.util.DataChecksum.Type;
 import org.apache.hadoop.util.Progressable;
 import org.apache.hadoop.util.Time;
 import org.apache.htrace.core.TraceScope;
+import org.apache.htrace.core.Tracer;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import com.google.common.annotations.VisibleForTesting;
 import com.google.common.base.Joiner;
 import com.google.common.base.Preconditions;
 import com.google.common.collect.Lists;
 import com.google.common.net.InetAddresses;
-import org.apache.htrace.core.Tracer;
-
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
 
 /********************************************************
  * DFSClient can connect to a Hadoop Filesystem and
@@ -1291,17 +1291,43 @@ public class DFSClient implements java.io.Closeable, RemotePeerFactory,
     }
   }
 
+  /**
+   * Invoke namenode append RPC.
+   * It retries in case of {@link BlockNotYetCompleteException}.
+   */
+  private LastBlockWithStatus callAppend(String src,
+      EnumSetWritable<CreateFlag> flag) throws IOException {
+    final long startTime = Time.monotonicNow();
+    for(;;) {
+      try {
+        return namenode.append(src, clientName, flag);
+      } catch(RemoteException re) {
+        if (Time.monotonicNow() - startTime > 5000
+            || !RetriableException.class.getName().equals(
+                re.getClassName())) {
+          throw re;
+        }
+
+        try { // sleep and retry
+          Thread.sleep(500);
+        } catch (InterruptedException e) {
+          throw DFSUtilClient.toInterruptedIOException("callAppend", e);
+        }
+      }
+    }
+  }
+
   /** Method to get stream returned by append call */
   private DFSOutputStream callAppend(String src, EnumSet<CreateFlag> flag,
       Progressable progress, String[] favoredNodes) throws IOException {
     CreateFlag.validateForAppend(flag);
     try {
-      LastBlockWithStatus blkWithStatus = namenode.append(src, clientName,
+      final LastBlockWithStatus blkWithStatus = callAppend(src,
           new EnumSetWritable<>(flag, CreateFlag.class));
       HdfsFileStatus status = blkWithStatus.getFileStatus();
       if (status == null) {
-        DFSClient.LOG.debug("NameNode is on an older version, request file " +
-            "info with additional RPC call for file: " + src);
+        LOG.debug("NameNode is on an older version, request file " +
+            "info with additional RPC call for file: {}", src);
         status = getFileInfo(src);
       }
       return DFSOutputStream.newStreamForAppend(this, src, flag, progress,

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bd909ed9/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DataStreamer.java
----------------------------------------------------------------------
diff --git a/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DataStreamer.java
b/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DataStreamer.java
index c249338..bac4d12 100644
--- a/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DataStreamer.java
+++ b/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DataStreamer.java
@@ -475,8 +475,7 @@ class DataStreamer extends Daemon {
     setPipeline(lastBlock);
     if (nodes.length < 1) {
       throw new IOException("Unable to retrieve blocks locations " +
-          " for last block " + block +
-          "of file " + src);
+          " for last block " + block + " of file " + src);
     }
   }
 

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bd909ed9/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
----------------------------------------------------------------------
diff --git a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
index 68d5de6..a14a1d8 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
+++ b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
@@ -1910,6 +1910,9 @@ Release 2.8.0 - UNRELEASED
     HDFS-9436. Make NNThroughputBenchmark$BlockReportStats run with 10
     datanodes by default. (Mingliang Liu via shv)
 
+    HDFS-8999. Allow a file to be closed with COMMITTED but not yet COMPLETE
+    blocks.  (szetszwo)
+
   BUG FIXES
 
     HDFS-7501. TransactionsSinceLastCheckpoint can be negative on SBNs.

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bd909ed9/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java
----------------------------------------------------------------------
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java
index 9dd251f..5217740 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java
@@ -203,6 +203,10 @@ public class DFSConfigKeys extends CommonConfigurationKeys {
   public static final String  DFS_NAMENODE_REPLICATION_MIN_KEY =
       HdfsClientConfigKeys.DeprecatedKeys.DFS_NAMENODE_REPLICATION_MIN_KEY;
   public static final int     DFS_NAMENODE_REPLICATION_MIN_DEFAULT = 1;
+  public static final String  DFS_NAMENODE_FILE_CLOSE_NUM_COMMITTED_ALLOWED_KEY
+      = "dfs.namenode.file.close.num-committed-allowed";
+  public static final int     DFS_NAMENODE_FILE_CLOSE_NUM_COMMITTED_ALLOWED_DEFAULT
+      = 0;
   public static final String  DFS_NAMENODE_STRIPE_MIN_KEY = "dfs.namenode.stripe.min";
   public static final int     DFS_NAMENODE_STRIPE_MIN_DEFAULT = 1;
   public static final String  DFS_NAMENODE_SAFEMODE_REPLICATION_MIN_KEY =

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bd909ed9/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockManager.java
----------------------------------------------------------------------
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockManager.java
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockManager.java
index d255471..a76429e 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockManager.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockManager.java
@@ -641,6 +641,10 @@ public class BlockManager implements BlockStatsMXBean {
     }
   }
 
+  public short getMinReplication() {
+    return minReplication;
+  }
+
   public short getMinStorageNum(BlockInfo block) {
     if (block.isStriped()) {
       return ((BlockInfoStriped) block).getRealDataBlockNum();
@@ -703,8 +707,8 @@ public class BlockManager implements BlockStatsMXBean {
     
     final boolean b = commitBlock(lastBlock, commitBlock);
     if (hasMinStorage(lastBlock)) {
-      if (b && !bc.isStriped()) {
-        addExpectedReplicasToPending(lastBlock);
+      if (b) {
+        addExpectedReplicasToPending(lastBlock, bc);
       }
       completeBlock(lastBlock, false);
     }
@@ -716,6 +720,12 @@ public class BlockManager implements BlockStatsMXBean {
    * pendingReplications in order to keep ReplicationMonitor from scheduling
    * the block.
    */
+  public void addExpectedReplicasToPending(BlockInfo blk, BlockCollection bc) {
+    if (!bc.isStriped()) {
+      addExpectedReplicasToPending(blk);
+    }
+  }
+
   private void addExpectedReplicasToPending(BlockInfo lastBlock) {
     DatanodeStorageInfo[] expectedStorages =
         lastBlock.getUnderConstructionFeature().getExpectedStorageLocations();
@@ -2844,9 +2854,7 @@ public class BlockManager implements BlockStatsMXBean {
 
     if(storedBlock.getBlockUCState() == BlockUCState.COMMITTED &&
         hasMinStorage(storedBlock, numLiveReplicas)) {
-      if (!bc.isStriped()) {
-        addExpectedReplicasToPending(storedBlock);
-      }
+      addExpectedReplicasToPending(storedBlock, bc);
       completeBlock(storedBlock, false);
     } else if (storedBlock.isComplete() && result == AddBlockResult.ADDED) {
       // check whether safe replication is reached for the block
@@ -3825,26 +3833,6 @@ public class BlockManager implements BlockStatsMXBean {
     }
   }
 
-  /**
-   * Check that the indicated blocks are present and
-   * replicated.
-   */
-  public boolean checkBlocksProperlyReplicated(
-      String src, BlockInfo[] blocks) {
-    for (BlockInfo b: blocks) {
-      if (!b.isComplete()) {
-        final int numNodes = b.numNodes();
-        final int min = getMinStorageNum(b);
-        final BlockUCState state = b.getBlockUCState();
-        LOG.info("BLOCK* " + b + " is not COMPLETE (ucState = " + state
-            + ", replication# = " + numNodes + (numNodes < min ? " < " : " >= ")
-            + " minimum = " + min + ") in file " + src);
-        return false;
-      }
-    }
-    return true;
-  }
-
   /** 
    * @return 0 if the block is not found;
    *         otherwise, return the replication factor of the block.

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bd909ed9/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirAppendOp.java
----------------------------------------------------------------------
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirAppendOp.java
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirAppendOp.java
index ae84f39..88d706b 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirAppendOp.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirAppendOp.java
@@ -33,8 +33,10 @@ import org.apache.hadoop.hdfs.protocol.LocatedBlock;
 import org.apache.hadoop.hdfs.protocol.QuotaExceededException;
 import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo;
 import org.apache.hadoop.hdfs.server.blockmanagement.BlockManager;
+import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.BlockUCState;
 import org.apache.hadoop.hdfs.server.namenode.FSNamesystem.RecoverLeaseOp;
 import org.apache.hadoop.hdfs.server.namenode.NameNodeLayoutVersion.Feature;
+import org.apache.hadoop.ipc.RetriableException;
 
 import com.google.common.base.Preconditions;
 
@@ -126,10 +128,17 @@ final class FSDirAppendOp {
 
       final BlockInfo lastBlock = file.getLastBlock();
       // Check that the block has at least minimum replication.
-      if (lastBlock != null && lastBlock.isComplete()
+      if (lastBlock != null) {
+        if (lastBlock.getBlockUCState() == BlockUCState.COMMITTED) {
+          throw new RetriableException(
+              new NotReplicatedYetException("append: lastBlock="
+                  + lastBlock + " of src=" + path
+                  + " is COMMITTED but not yet COMPLETE."));
+        } else if (lastBlock.isComplete()
           && !blockManager.isSufficientlyReplicated(lastBlock)) {
-        throw new IOException("append: lastBlock=" + lastBlock + " of src="
-            + path + " is not sufficiently replicated yet.");
+          throw new IOException("append: lastBlock=" + lastBlock + " of src="
+              + path + " is not sufficiently replicated yet.");
+        }
       }
       lb = prepareFileForAppend(fsn, iip, holder, clientMachine, newBlock,
           true, logRetryCache);

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bd909ed9/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirWriteFileOp.java
----------------------------------------------------------------------
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirWriteFileOp.java
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirWriteFileOp.java
index 0a71d78..914fbd9 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirWriteFileOp.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirWriteFileOp.java
@@ -789,8 +789,10 @@ class FSDirWriteFileOp {
       return false;
     }
 
+    fsn.addCommittedBlocksToPending(pendingFile);
+
     fsn.finalizeINodeFileUnderConstruction(src, pendingFile,
-        Snapshot.CURRENT_STATE_ID);
+        Snapshot.CURRENT_STATE_ID, true);
     return true;
   }
 

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bd909ed9/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLogLoader.java
----------------------------------------------------------------------
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLogLoader.java
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLogLoader.java
index 5d27786..1a9d7a9 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLogLoader.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLogLoader.java
@@ -17,7 +17,6 @@
  */
 package org.apache.hadoop.hdfs.server.namenode;
 
-import static org.apache.hadoop.hdfs.server.namenode.FSEditLogOp.TruncateOp;
 import static org.apache.hadoop.hdfs.server.namenode.FSImageFormat.renameReservedPathsOnUpgrade;
 import static org.apache.hadoop.util.Time.monotonicNow;
 
@@ -29,7 +28,6 @@ import java.util.EnumMap;
 import java.util.EnumSet;
 import java.util.List;
 
-import com.google.common.collect.Lists;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.hadoop.classification.InterfaceAudience;
@@ -94,6 +92,7 @@ import org.apache.hadoop.hdfs.server.namenode.FSEditLogOp.SetStoragePolicyOp;
 import org.apache.hadoop.hdfs.server.namenode.FSEditLogOp.SetXAttrOp;
 import org.apache.hadoop.hdfs.server.namenode.FSEditLogOp.SymlinkOp;
 import org.apache.hadoop.hdfs.server.namenode.FSEditLogOp.TimesOp;
+import org.apache.hadoop.hdfs.server.namenode.FSEditLogOp.TruncateOp;
 import org.apache.hadoop.hdfs.server.namenode.FSEditLogOp.UpdateBlocksOp;
 import org.apache.hadoop.hdfs.server.namenode.FSEditLogOp.UpdateMasterKeyOp;
 import org.apache.hadoop.hdfs.server.namenode.INode.BlocksMapUpdateInfo;
@@ -457,8 +456,9 @@ public class FSEditLogLoader {
       // One might expect that you could use removeLease(holder, path) here,
       // but OP_CLOSE doesn't serialize the holder. So, remove the inode.
       if (file.isUnderConstruction()) {
-        fsNamesys.leaseManager.removeLeases(Lists.newArrayList(file.getId()));
-        file.toCompleteFile(file.getModificationTime());
+        fsNamesys.getLeaseManager().removeLease(file.getId());
+        file.toCompleteFile(file.getModificationTime(), 0,
+            fsNamesys.getBlockManager().getMinReplication());
       }
       break;
     }

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bd909ed9/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
----------------------------------------------------------------------
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
index afa41c1..1693958 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
@@ -459,6 +459,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
 
   private final long minBlockSize;         // minimum block size
   final long maxBlocksPerFile;     // maximum # of blocks per file
+  private final int numCommittedAllowed;
 
   /** Lock to protect FSNamesystem. */
   private final FSNamesystemLock fsLock;
@@ -756,6 +757,9 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
           DFSConfigKeys.DFS_NAMENODE_MIN_BLOCK_SIZE_DEFAULT);
       this.maxBlocksPerFile = conf.getLong(DFSConfigKeys.DFS_NAMENODE_MAX_BLOCKS_PER_FILE_KEY,
           DFSConfigKeys.DFS_NAMENODE_MAX_BLOCKS_PER_FILE_DEFAULT);
+      this.numCommittedAllowed = conf.getInt(
+          DFSConfigKeys.DFS_NAMENODE_FILE_CLOSE_NUM_COMMITTED_ALLOWED_KEY,
+          DFSConfigKeys.DFS_NAMENODE_FILE_CLOSE_NUM_COMMITTED_ALLOWED_DEFAULT);
 
       this.dtpReplaceDatanodeOnFailure = ReplaceDatanodeOnFailure.get(conf);
       
@@ -2594,18 +2598,37 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
   boolean checkFileProgress(String src, INodeFile v, boolean checkall) {
     assert hasReadLock();
     if (checkall) {
-      return blockManager.checkBlocksProperlyReplicated(src, v
-          .getBlocks());
+      return checkBlocksComplete(src, true, v.getBlocks());
     } else {
-      // check the penultimate block of this file
-      BlockInfo b = v.getPenultimateBlock();
-      return b == null ||
-          blockManager.checkBlocksProperlyReplicated(
-              src, new BlockInfo[] { b });
+      final BlockInfo[] blocks = v.getBlocks();
+      final int i = blocks.length - numCommittedAllowed - 2;
+      return i < 0 || blocks[i] == null
+          || checkBlocksComplete(src, false, blocks[i]);
     }
   }
 
   /**
+   * Check if the blocks are COMPLETE;
+   * it may allow the last block to be COMMITTED.
+   */
+  private boolean checkBlocksComplete(String src, boolean allowCommittedBlock,
+      BlockInfo... blocks) {
+    final int n = allowCommittedBlock? numCommittedAllowed: 0;
+    for(int i = 0; i < blocks.length; i++) {
+      final short min = blockManager.getMinStorageNum(blocks[i]);
+      final String err = INodeFile.checkBlockComplete(blocks, i, n, min);
+      if (err != null) {
+        final int numNodes = blocks[i].numNodes();
+        LOG.info("BLOCK* " + err + "(numNodes= " + numNodes
+            + (numNodes < min ? " < " : " >= ")
+            + " minimum = " + min + ") in file " + src);
+        return false;
+      }
+    }
+    return true;
+  }
+
+  /**
    * Change the indicated filename. 
    * @deprecated Use {@link #renameTo(String, String, boolean,
    * Options.Rename...)} instead.
@@ -2735,7 +2758,9 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
       List<INode> removedINodes,
       final boolean acquireINodeMapLock) {
     assert hasWriteLock();
-    leaseManager.removeLeases(removedUCFiles);
+    for(long i : removedUCFiles) {
+      leaseManager.removeLease(i);
+    }
     // remove inodes from inodesMap
     if (removedINodes != null) {
       if (acquireINodeMapLock) {
@@ -2994,7 +3019,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
     // then reap lease immediately and close the file.
     if(nrCompleteBlocks == nrBlocks) {
       finalizeINodeFileUnderConstruction(src, pendingFile,
-          iip.getLatestSnapshotId());
+          iip.getLatestSnapshotId(), false);
       NameNode.stateChangeLog.warn("BLOCK*"
         + " internalReleaseLease: All existing blocks are COMPLETE,"
         + " lease removed, file closed.");
@@ -3033,7 +3058,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
       if(penultimateBlockMinStorage &&
           blockManager.hasMinStorage(lastBlock)) {
         finalizeINodeFileUnderConstruction(src, pendingFile,
-            iip.getLatestSnapshotId());
+            iip.getLatestSnapshotId(), false);
         NameNode.stateChangeLog.warn("BLOCK*"
           + " internalReleaseLease: Committed blocks are minimally replicated,"
           + " lease removed, file closed.");
@@ -3077,7 +3102,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
         // We can remove this block and close the file.
         pendingFile.removeLastBlock(lastBlock);
         finalizeINodeFileUnderConstruction(src, pendingFile,
-            iip.getLatestSnapshotId());
+            iip.getLatestSnapshotId(), false);
         NameNode.stateChangeLog.warn("BLOCK* internalReleaseLease: "
             + "Removed empty last block and closed file.");
         return true;
@@ -3163,8 +3188,23 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
     }
   }
 
-  void finalizeINodeFileUnderConstruction(
-      String src, INodeFile pendingFile, int latestSnapshot) throws IOException {
+  void addCommittedBlocksToPending(final INodeFile pendingFile) {
+    final BlockInfo[] blocks = pendingFile.getBlocks();
+    int i = blocks.length - numCommittedAllowed;
+    if (i < 0) {
+      i = 0;
+    }
+    for(; i < blocks.length; i++) {
+      final BlockInfo b = blocks[i];
+      if (b != null && b.getBlockUCState() == BlockUCState.COMMITTED) {
+        // b is COMMITTED but not yet COMPLETE, add it to pending replication.
+        blockManager.addExpectedReplicasToPending(b, pendingFile);
+      }
+    }
+  }
+
+  void finalizeINodeFileUnderConstruction(String src, INodeFile pendingFile,
+      int latestSnapshot, boolean allowCommittedBlock) throws IOException {
     assert hasWriteLock();
 
     FileUnderConstructionFeature uc = pendingFile.getFileUnderConstructionFeature();
@@ -3179,7 +3219,9 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
     // The file is no longer pending.
     // Create permanent INode, update blocks. No need to replace the inode here
     // since we just remove the uc feature from pendingFile
-    pendingFile.toCompleteFile(now());
+    pendingFile.toCompleteFile(now(),
+        allowCommittedBlock? numCommittedAllowed: 0,
+        blockManager.getMinReplication());
 
     // close file and persist block allocations for this file
     closeFile(src, pendingFile);
@@ -3412,8 +3454,8 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
     commitOrCompleteLastBlock(pendingFile, iip, storedBlock);
 
     //remove lease, close file
-    finalizeINodeFileUnderConstruction(src, pendingFile,
-        Snapshot.findLatestSnapshot(pendingFile, Snapshot.CURRENT_STATE_ID));
+    int s = Snapshot.findLatestSnapshot(pendingFile, Snapshot.CURRENT_STATE_ID);
+    finalizeINodeFileUnderConstruction(src, pendingFile, s, false);
   }
 
   /**

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bd909ed9/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/INodeFile.java
----------------------------------------------------------------------
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/INodeFile.java
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/INodeFile.java
index 962a282..353f29b 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/INodeFile.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/INodeFile.java
@@ -224,28 +224,56 @@ public class INodeFile extends INodeWithAdditionalFields
    * Convert the file to a complete file, i.e., to remove the Under-Construction
    * feature.
    */
-  public INodeFile toCompleteFile(long mtime) {
-    Preconditions.checkState(isUnderConstruction(),
-        "file is no longer under construction");
-    FileUnderConstructionFeature uc = getFileUnderConstructionFeature();
-    if (uc != null) {
-      assertAllBlocksComplete();
-      removeFeature(uc);
-      this.setModificationTime(mtime);
-    }
-    return this;
+  void toCompleteFile(long mtime, int numCommittedAllowed, short minReplication) {
+    final FileUnderConstructionFeature uc = getFileUnderConstructionFeature();
+    Preconditions.checkNotNull(uc, "File %s is not under construction", this);
+    assertAllBlocksComplete(numCommittedAllowed, minReplication);
+    removeFeature(uc);
+    setModificationTime(mtime);
   }
 
   /** Assert all blocks are complete. */
-  private void assertAllBlocksComplete() {
+  private void assertAllBlocksComplete(int numCommittedAllowed,
+      short minReplication) {
     if (blocks == null) {
       return;
     }
     for (int i = 0; i < blocks.length; i++) {
-      Preconditions.checkState(blocks[i].isComplete(), "Failed to finalize"
-          + " %s %s since blocks[%s] is non-complete, where blocks=%s.",
-          getClass().getSimpleName(), this, i, Arrays.asList(blocks));
+      final String err = checkBlockComplete(blocks, i, numCommittedAllowed,
+          minReplication);
+      Preconditions.checkState(err == null,
+          "Unexpected block state: %s, file=%s (%s), blocks=%s (i=%s)",
+          err, this, getClass().getSimpleName(), Arrays.asList(blocks), i);
+    }
+  }
+
+  /**
+   * Check if the i-th block is COMPLETE;
+   * when the i-th block is the last block, it may be allowed to be COMMITTED.
+   *
+   * @return null if the block passes the check;
+   *              otherwise, return an error message.
+   */
+  static String checkBlockComplete(BlockInfo[] blocks, int i,
+      int numCommittedAllowed, short minReplication) {
+    final BlockInfo b = blocks[i];
+    final BlockUCState state = b.getBlockUCState();
+    if (state == BlockUCState.COMPLETE) {
+      return null;
+    }
+    if (b.isStriped() || i < blocks.length - numCommittedAllowed) {
+      return b + " is " + state + " but not COMPLETE";
     }
+    if (state != BlockUCState.COMMITTED) {
+      return b + " is " + state + " but neither COMPLETE nor COMMITTED";
+    }
+    final int numExpectedLocations
+        = b.getUnderConstructionFeature().getNumExpectedLocations();
+    if (numExpectedLocations <= minReplication) {
+      return b + " is " + state + " but numExpectedLocations = "
+          + numExpectedLocations + " <= minReplication = " + minReplication;
+    }
+    return null;
   }
 
   @Override // BlockCollection

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bd909ed9/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/LeaseManager.java
----------------------------------------------------------------------
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/LeaseManager.java
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/LeaseManager.java
index cec9313..e97aa53 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/LeaseManager.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/LeaseManager.java
@@ -160,6 +160,13 @@ public class LeaseManager {
     return lease;
   }
 
+  synchronized void removeLease(long inodeId) {
+    final Lease lease = leasesById.get(inodeId);
+    if (lease != null) {
+      removeLease(lease, inodeId);
+    }
+  }
+
   /**
    * Remove the specified lease and src.
    */
@@ -298,16 +305,6 @@ public class LeaseManager {
     }
   }
 
-  @VisibleForTesting
-  synchronized void removeLeases(Collection<Long> inodes) {
-    for (long inode : inodes) {
-      Lease lease = leasesById.get(inode);
-      if (lease != null) {
-        removeLease(lease, inode);
-      }
-    }
-  }
-
   public void setLeasePeriod(long softLimit, long hardLimit) {
     this.softLimit = softLimit;
     this.hardLimit = hardLimit; 

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bd909ed9/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileAppend.java
----------------------------------------------------------------------
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileAppend.java
b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileAppend.java
index 11d1b18..56b6590 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileAppend.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileAppend.java
@@ -27,10 +27,12 @@ import java.io.IOException;
 import java.net.InetSocketAddress;
 import java.util.EnumSet;
 import java.util.List;
+import java.util.concurrent.ThreadLocalRandom;
 
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.fs.BlockLocation;
 import org.apache.hadoop.fs.CreateFlag;
+import org.apache.hadoop.fs.FSDataInputStream;
 import org.apache.hadoop.fs.FSDataOutputStream;
 import org.apache.hadoop.fs.FileSystem;
 import org.apache.hadoop.fs.HardLink;
@@ -41,12 +43,12 @@ import org.apache.hadoop.hdfs.protocol.ExtendedBlock;
 import org.apache.hadoop.hdfs.protocol.LocatedBlock;
 import org.apache.hadoop.hdfs.protocol.LocatedBlocks;
 import org.apache.hadoop.hdfs.server.datanode.DataNode;
-import org.apache.hadoop.hdfs.server.datanode.DataNodeTestUtils;
 import org.apache.hadoop.hdfs.server.datanode.SimulatedFSDataset;
 import org.apache.hadoop.hdfs.server.datanode.fsdataset.FsDatasetSpi;
 import org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetTestUtil;
 import org.apache.hadoop.io.IOUtils;
 import org.apache.hadoop.ipc.RemoteException;
+import org.apache.hadoop.util.Time;
 import org.junit.Assert;
 import org.junit.Test;
 
@@ -55,6 +57,8 @@ import org.junit.Test;
  * support HDFS appends.
  */
 public class TestFileAppend{
+  private static final long RANDOM_TEST_RUNTIME = 10000;
+
   final boolean simulatedStorage = false;
 
   private static byte[] fileContents = null;
@@ -381,6 +385,56 @@ public class TestFileAppend{
     }
   }
 
+
+  @Test
+  public void testMultipleAppends() throws Exception {
+    final long startTime = Time.monotonicNow();
+    final Configuration conf = new HdfsConfiguration();
+    conf.setInt(
+        DFSConfigKeys.DFS_NAMENODE_FILE_CLOSE_NUM_COMMITTED_ALLOWED_KEY, 1);
+
+    final MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf)
+        .numDataNodes(4).build();
+    final DistributedFileSystem fs = cluster.getFileSystem();
+    try {
+      final Path p = new Path("/testMultipleAppend/foo");
+      final int blockSize = 1 << 16;
+      final byte[] data = AppendTestUtil.initBuffer(blockSize);
+
+      // create an empty file.
+      fs.create(p, true, 4096, (short)3, blockSize).close();
+
+      int fileLen = 0;
+      for(int i = 0;
+          i < 10 || Time.monotonicNow() - startTime < RANDOM_TEST_RUNTIME;
+          i++) {
+        int appendLen = ThreadLocalRandom.current().nextInt(100) + 1;
+        if (fileLen + appendLen > data.length) {
+          break;
+        }
+
+        AppendTestUtil.LOG.info(i + ") fileLen="  + fileLen
+            + ", appendLen=" + appendLen);
+        final FSDataOutputStream out = fs.append(p);
+        out.write(data, fileLen, appendLen);
+        out.close();
+        fileLen += appendLen;
+      }
+
+      Assert.assertEquals(fileLen, fs.getFileStatus(p).getLen());
+      final byte[] actual = new byte[fileLen];
+      final FSDataInputStream in = fs.open(p);
+      in.readFully(actual);
+      in.close();
+      for(int i = 0; i < fileLen; i++) {
+        Assert.assertEquals(data[i], actual[i]);
+      }
+    } finally {
+      fs.close();
+      cluster.shutdown();
+    }
+  }
+
   /** Tests appending after soft-limit expires. */
   @Test
   public void testAppendAfterSoftLimit() 

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bd909ed9/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestFSEditLogLoader.java
----------------------------------------------------------------------
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestFSEditLogLoader.java
b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestFSEditLogLoader.java
index 4152712..47c3ace 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestFSEditLogLoader.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestFSEditLogLoader.java
@@ -21,7 +21,6 @@ package org.apache.hadoop.hdfs.server.namenode;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertTrue;
 import static org.junit.Assert.fail;
-import static org.junit.Assert.assertFalse;
 import static org.mockito.Mockito.doNothing;
 import static org.mockito.Mockito.spy;
 
@@ -42,20 +41,19 @@ import org.apache.hadoop.fs.Path;
 import org.apache.hadoop.fs.permission.FsPermission;
 import org.apache.hadoop.hdfs.DFSConfigKeys;
 import org.apache.hadoop.hdfs.DFSTestUtil;
+import org.apache.hadoop.hdfs.DistributedFileSystem;
 import org.apache.hadoop.hdfs.HdfsConfiguration;
 import org.apache.hadoop.hdfs.MiniDFSCluster;
 import org.apache.hadoop.hdfs.StripedFileTestUtil;
+import org.apache.hadoop.hdfs.protocol.Block;
 import org.apache.hadoop.hdfs.protocol.ErasureCodingPolicy;
 import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo;
-import org.apache.hadoop.hdfs.server.common.HdfsServerConstants;
-import org.apache.hadoop.hdfs.DistributedFileSystem;
-import org.apache.hadoop.hdfs.protocol.HdfsConstants;
 import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguous;
+import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoStriped;
+import org.apache.hadoop.hdfs.server.common.HdfsServerConstants;
 import org.apache.hadoop.hdfs.server.common.Storage.StorageDirectory;
 import org.apache.hadoop.hdfs.server.namenode.FSEditLogLoader.EditLogValidation;
 import org.apache.hadoop.hdfs.server.namenode.NNStorage.NameNodeDirType;
-import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoStriped;
-import org.apache.hadoop.hdfs.protocol.Block;
 import org.apache.hadoop.io.IOUtils;
 import org.apache.hadoop.test.GenericTestUtils;
 import org.apache.hadoop.test.PathUtils;
@@ -473,7 +471,7 @@ public class TestFSEditLogLoader {
       file.toUnderConstruction(clientName, clientMachine);
       file.addBlock(stripedBlk);
       fns.getEditLog().logAddBlock(testFilePath, file);
-      file.toCompleteFile(System.currentTimeMillis());
+      TestINodeFile.toCompleteFile(file);
 
       //If the block by loaded is the same as above it means that
       //we have successfully applied the edit log to the fsimage.
@@ -539,7 +537,7 @@ public class TestFSEditLogLoader {
       file.toUnderConstruction(clientName, clientMachine);
       file.addBlock(stripedBlk);
       fns.getEditLog().logAddBlock(testFilePath, file);
-      file.toCompleteFile(System.currentTimeMillis());
+      TestINodeFile.toCompleteFile(file);
       fns.enterSafeMode(false);
       fns.saveNamespace(0, 0);
       fns.leaveSafeMode(false);
@@ -551,7 +549,7 @@ public class TestFSEditLogLoader {
       file.getLastBlock().setNumBytes(newBlkNumBytes);
       file.getLastBlock().setGenerationStamp(newTimestamp);
       fns.getEditLog().logUpdateBlocks(testFilePath, file, true);
-      file.toCompleteFile(System.currentTimeMillis());
+      TestINodeFile.toCompleteFile(file);
 
       //After the namenode restarts if the block by loaded is the same as above
       //(new block size and timestamp) it means that we have successfully
@@ -616,7 +614,7 @@ public class TestFSEditLogLoader {
       file.toUnderConstruction(clientName, clientMachine);
       file.addBlock(cBlk);
       fns.getEditLog().logAddBlock(testFilePath, file);
-      file.toCompleteFile(System.currentTimeMillis());
+      TestINodeFile.toCompleteFile(file);
       cluster.restartNameNodes();
       cluster.waitActive();
       fns = cluster.getNamesystem();
@@ -662,7 +660,7 @@ public class TestFSEditLogLoader {
       INodeFile file = (INodeFile)fns.getFSDirectory().getINode(testFilePath);
       file.toUnderConstruction(clientName, clientMachine);
       file.addBlock(cBlk);
-      file.toCompleteFile(System.currentTimeMillis());
+      TestINodeFile.toCompleteFile(file);
 
       long newBlkNumBytes = 1024*8;
       long newTimestamp = 1426222918+3600;
@@ -671,7 +669,7 @@ public class TestFSEditLogLoader {
       file.getLastBlock().setNumBytes(newBlkNumBytes);
       file.getLastBlock().setGenerationStamp(newTimestamp);
       fns.getEditLog().logUpdateBlocks(testFilePath, file, true);
-      file.toCompleteFile(System.currentTimeMillis());
+      TestINodeFile.toCompleteFile(file);
       cluster.restartNameNodes();
       cluster.waitActive();
       fns = cluster.getNamesystem();
@@ -685,5 +683,4 @@ public class TestFSEditLogLoader {
       }
     }
   }
-
 }

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bd909ed9/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestFSImage.java
----------------------------------------------------------------------
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestFSImage.java
b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestFSImage.java
index 0c7398c..8e39bca 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestFSImage.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestFSImage.java
@@ -509,7 +509,7 @@ public class TestFSImage {
       INodeFile file = (INodeFile)fns.getFSDirectory().getINode(testFilePath);
       file.toUnderConstruction(clientName, clientMachine);
       file.addBlock(cBlk);
-      file.toCompleteFile(System.currentTimeMillis());
+      TestINodeFile.toCompleteFile(file);
       fns.enterSafeMode(false);
       fns.saveNamespace(0, 0);
       cluster.restartNameNodes();
@@ -617,7 +617,7 @@ public class TestFSImage {
       INodeFile file = (INodeFile)fns.getFSDirectory().getINode(testFilePath);
       file.toUnderConstruction(clientName, clientMachine);
       file.addBlock(cBlk);
-      file.toCompleteFile(System.currentTimeMillis());
+      TestINodeFile.toCompleteFile(file);
 
       fs.createSnapshot(d,"testHasNonEcBlockUsingStripeID");
       fs.truncate(p,0);

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bd909ed9/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestINodeFile.java
----------------------------------------------------------------------
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestINodeFile.java
b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestINodeFile.java
index 98e8426..68519ab 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestINodeFile.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestINodeFile.java
@@ -94,6 +94,10 @@ public class TestINodeFile {
         (short)3, 1024L);
   }
 
+  static void toCompleteFile(INodeFile file) {
+    file.toCompleteFile(Time.now(), 0, (short)1);
+  }
+
   INodeFile createINodeFile(short replication, long preferredBlockSize) {
     return new INodeFile(HdfsConstants.GRANDFATHER_INODE_ID, null, perm, 0L, 0L,
         null, replication, preferredBlockSize);
@@ -1130,7 +1134,7 @@ public class TestINodeFile {
     assertEquals(clientName, uc.getClientName());
     assertEquals(clientMachine, uc.getClientMachine());
 
-    file.toCompleteFile(Time.now());
+    toCompleteFile(file);
     assertFalse(file.isUnderConstruction());
   }
 

http://git-wip-us.apache.org/repos/asf/hadoop/blob/bd909ed9/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestLeaseManager.java
----------------------------------------------------------------------
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestLeaseManager.java
b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestLeaseManager.java
index de30161..3bb7bb7 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestLeaseManager.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestLeaseManager.java
@@ -51,8 +51,8 @@ public class TestLeaseManager {
     }
 
     assertEquals(4, lm.getINodeIdWithLeases().size());
-    synchronized (lm) {
-      lm.removeLeases(ids);
+    for (long id : ids) {
+      lm.removeLease(id);
     }
     assertEquals(0, lm.getINodeIdWithLeases().size());
   }


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