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From jl...@apache.org
Subject svn commit: r1572228 - in /hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs: CHANGES.txt src/main/java/org/apache/hadoop/hdfs/server/balancer/Balancer.java
Date Wed, 26 Feb 2014 20:15:57 GMT
Author: jlowe
Date: Wed Feb 26 20:15:57 2014
New Revision: 1572228

URL: http://svn.apache.org/r1572228
Log:
HDFS-5806. balancer should set SoTimeout to avoid indefinite hangs. Contributed by Nathan
Roberts

Modified:
    hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
    hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/balancer/Balancer.java

Modified: hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt?rev=1572228&r1=1572227&r2=1572228&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt (original)
+++ hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt Wed Feb
26 20:15:57 2014
@@ -11,8 +11,12 @@ Release 0.23.11 - UNRELEASED
   OPTIMIZATIONS
     
   BUG FIXES
+
     HDFS-5881. Fix skip() of the short-circuit local reader(legacy). (kihwal)
 
+    HDFS-5806. balancer should set SoTimeout to avoid indefinite hangs (Nathan
+    Roberts via jlowe)
+
 Release 0.23.10 - 2013-12-09
 
   INCOMPATIBLE CHANGES

Modified: hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/balancer/Balancer.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/balancer/Balancer.java?rev=1572228&r1=1572227&r2=1572228&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/balancer/Balancer.java
(original)
+++ hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/balancer/Balancer.java
Wed Feb 26 20:15:57 2014
@@ -307,6 +307,7 @@ public class Balancer {
         sock.connect(NetUtils.createSocketAddr(
             target.datanode.getName()), HdfsServerConstants.READ_TIMEOUT);
         sock.setKeepAlive(true);
+        sock.setSoTimeout(HdfsServerConstants.READ_TIMEOUT);
         out = new DataOutputStream( new BufferedOutputStream(
             sock.getOutputStream(), HdfsConstants.IO_FILE_BUFFER_SIZE));
         sendRequest(out);



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