BELUGA BEHR created HDFS-14105:
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Summary: NamenodeFsck HashSet
Key: HDFS-14105
URL: https://issues.apache.org/jira/browse/HDFS-14105
Project: Hadoop HDFS
Issue Type: Improvement
Reporter: BELUGA BEHR
Attachments: HDFS-14105.1.patch
Use {{HashSet}} instead of {{TreeSet}}. {{TreeSet}} has the overhead of
keeping elements in order even though ordering is not taken into consideration
in this class.
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