Arpit Agarwal created HDFS-8856:
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Summary: Make LeaseManager#countPath O(1)
Key: HDFS-8856
URL: https://issues.apache.org/jira/browse/HDFS-8856
Project: Hadoop HDFS
Issue Type: Bug
Components: namenode
Affects Versions: 2.7.2
Reporter: Arpit Agarwal
Assignee: Arpit Agarwal
{{LeaseManager#countPath}} loops over all existing lease holders to compute the
pending lease count. We can just track the pending leased files so it runs in
constant time.
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