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https://issues.apache.org/jira/browse/HBASE-17182?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15724872#comment-15724872
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Phil Yang commented on HBASE-17182:
-----------------------------------

Pardon me if I was not clear. We should make code as simple as possible so do 
not introduce new class and new Thread. Guava's cache with TTL and 
RemovalListener can do a simpler job.

> Memory leak from openScanner of HBase thrift2
> ---------------------------------------------
>
>                 Key: HBASE-17182
>                 URL: https://issues.apache.org/jira/browse/HBASE-17182
>             Project: HBase
>          Issue Type: Bug
>          Components: Thrift
>            Reporter: Jian Yi
>            Assignee: Jian Yi
>         Attachments: HBASE-17182-V1.patch
>
>
> Client call openScanner, but client (coredump or others) not closeScanner, 
> the scanner will not be removed from scannerMap.



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