Author: wang
Date: Mon Dec 16 17:12:55 2013
New Revision: 1551270
URL: http://svn.apache.org/r1551270
Log:
HDFS-5665. Remove the unnecessary writeLock while initializing CacheManager in
FsNameSystem Ctor. (Uma Maheswara Rao G via Andrew Wang)
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=1551270&r1=1551269&r2=1551270&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt (original)
+++ hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt Mon Dec 16
17:12:55 2013
@@ -256,6 +256,9 @@ Trunk (Unreleased)
OPTIMIZATIONS
HDFS-5349. DNA_CACHE and DNA_UNCACHE should be by blockId only. (cmccabe)
+ HDFS-5665. Remove the unnecessary writeLock while initializing CacheManager
+ in FsNameSystem Ctor. (Uma Maheswara Rao G via Andrew Wang)
+
BUG FIXES
HADOOP-9635 Fix potential Stack Overflow in DomainSocket.c (V. Karthik
Kumar
via cmccabe)
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=1551270&r1=1551269&r2=1551270&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
Mon Dec 16 17:12:55 2013
@@ -735,12 +735,7 @@ public class FSNamesystem implements Nam
this.dtSecretManager = createDelegationTokenSecretManager(conf);
this.dir = new FSDirectory(fsImage, this, conf);
this.snapshotManager = new SnapshotManager(dir);
- writeLock();
- try {
- this.cacheManager = new CacheManager(this, conf, blockManager);
- } finally {
- writeUnlock();
- }
+ this.cacheManager = new CacheManager(this, conf, blockManager);
this.safeMode = new SafeModeInfo(conf);
this.auditLoggers = initAuditLoggers(conf);
this.isDefaultAuditLogger = auditLoggers.size() == 1 &&
