[jira] [Created] (HDFS-5017) Extends LightWeightGSet to support eviction of expired elements

["Tsz Wo (Nicholas), SZE (JIRA)" <ji...@apache.org>]

Tsz Wo (Nicholas), SZE created HDFS-5017:
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             Summary: Extends LightWeightGSet to support eviction of expired elements
                 Key: HDFS-5017
                 URL: https://issues.apache.org/jira/browse/HDFS-5017
             Project: Hadoop HDFS
          Issue Type: Sub-task
          Components: namenode
            Reporter: Tsz Wo (Nicholas), SZE
            Assignee: Tsz Wo (Nicholas), SZE


We extends LightWeightGSet to support eviction of expired elements so that namenode could use it as the RetryCache.

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