HDFS-10588. False alarm in datanode log - ERROR - Disk Balancer is not enabled. 
Contributed by Weiwei Yang.


Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/18d9e6ec
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/18d9e6ec
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/18d9e6ec

Branch: refs/heads/YARN-2915
Commit: 18d9e6ec0bdb4bce316f8af5d3f13902dd899325
Parents: 438a9f0
Author: Wei-Chiu Chuang <weic...@apache.org>
Authored: Thu Aug 4 19:40:33 2016 -0700
Committer: Wei-Chiu Chuang <weic...@apache.org>
Committed: Thu Aug 4 19:40:33 2016 -0700

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 .../java/org/apache/hadoop/hdfs/server/datanode/DiskBalancer.java   | 1 -
 1 file changed, 1 deletion(-)
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http://git-wip-us.apache.org/repos/asf/hadoop/blob/18d9e6ec/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DiskBalancer.java
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diff --git 
a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DiskBalancer.java
 
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DiskBalancer.java
index cb2c913..c73b10f 100644
--- 
a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DiskBalancer.java
+++ 
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DiskBalancer.java
@@ -294,7 +294,6 @@ public class DiskBalancer {
   private void checkDiskBalancerEnabled()
       throws DiskBalancerException {
     if (!isDiskBalancerEnabled) {
-      LOG.error("Disk Balancer is not enabled.");
       throw new DiskBalancerException("Disk Balancer is not enabled.",
           DiskBalancerException.Result.DISK_BALANCER_NOT_ENABLED);
     }


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