Weiwei Yang created HDFS-10588:
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Summary: False alarm in namenode log - ERROR - Disk Balancer is
not enabled
Key: HDFS-10588
URL: https://issues.apache.org/jira/browse/HDFS-10588
Project: Hadoop HDFS
Issue Type: Bug
Components: datanode, hdfs
Reporter: Weiwei Yang
Noticed error message in namenode log
{code}2016-06-28 19:49:12,221 ERROR datanode.DiskBalancer
(DiskBalancer.java:checkDiskBalancerEnabled(297)) - Disk Balancer is not
enabled.
{code}
even with default configuration dfs.disk.balancer.enabled=false.This is
triggered when accessing datanode web UI, because
{{DataNode#getDiskBalancerStatus}} calls the check.
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