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Posted to hdfs-commits@hadoop.apache.org by sh...@apache.org on 2011/10/23 02:48:47 UTC
svn commit: r1187838 - in /hadoop/common/branches/branch-0.22/hdfs:
CHANGES.txt src/java/org/apache/hadoop/hdfs/server/balancer/Balancer.java
Author: shv
Date: Sun Oct 23 00:48:46 2011
New Revision: 1187838
URL: http://svn.apache.org/viewvc?rev=1187838&view=rev
Log:
HDFS-2491. TestBalancer can fail when datanode utilization and avgUtilization is exactly same. Contributed by Uma Maheswara Rao G.
Modified:
hadoop/common/branches/branch-0.22/hdfs/CHANGES.txt
hadoop/common/branches/branch-0.22/hdfs/src/java/org/apache/hadoop/hdfs/server/balancer/Balancer.java
Modified: hadoop/common/branches/branch-0.22/hdfs/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.22/hdfs/CHANGES.txt?rev=1187838&r1=1187837&r2=1187838&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.22/hdfs/CHANGES.txt (original)
+++ hadoop/common/branches/branch-0.22/hdfs/CHANGES.txt Sun Oct 23 00:48:46 2011
@@ -653,6 +653,9 @@ Release 0.22.0 - Unreleased
HDFS-2452. OutOfMemoryError in DataXceiverServer takes down the DataNode
(Uma Maheswara Rao via cos)
+ HDFS-2491. TestBalancer can fail when datanode utilization and
+ avgUtilization is exactly same. (Uma Maheswara Rao G via shv)
+
Release 0.21.1 - Unreleased
IMPROVEMENTS
Modified: hadoop/common/branches/branch-0.22/hdfs/src/java/org/apache/hadoop/hdfs/server/balancer/Balancer.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.22/hdfs/src/java/org/apache/hadoop/hdfs/server/balancer/Balancer.java?rev=1187838&r1=1187837&r2=1187838&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.22/hdfs/src/java/org/apache/hadoop/hdfs/server/balancer/Balancer.java (original)
+++ hadoop/common/branches/branch-0.22/hdfs/src/java/org/apache/hadoop/hdfs/server/balancer/Balancer.java Sun Oct 23 00:48:46 2011
@@ -991,7 +991,7 @@ public class Balancer implements Tool {
}
cluster.add(datanode);
BalancerDatanode datanodeS;
- if (getUtilization(datanode) > avgUtilization) {
+ if (getUtilization(datanode) >= avgUtilization) {
datanodeS = new Source(datanode, avgUtilization, threshold);
if (isAboveAvgUtilized(datanodeS)) {
this.aboveAvgUtilizedDatanodes.add((Source)datanodeS);