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From "Ted Yu (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-10032) [JDK8] ConcurrentSkipListMap class size changed
Date Tue, 26 Nov 2013 21:13:35 GMT

    [ https://issues.apache.org/jira/browse/HBASE-10032?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13833078#comment-13833078
] 

Ted Yu commented on HBASE-10032:
--------------------------------

+1

> [JDK8] ConcurrentSkipListMap class size changed
> -----------------------------------------------
>
>                 Key: HBASE-10032
>                 URL: https://issues.apache.org/jira/browse/HBASE-10032
>             Project: HBase
>          Issue Type: Bug
>            Reporter: Andrew Purtell
>            Assignee: Andrew Purtell
>            Priority: Trivial
>             Fix For: 0.98.0
>
>         Attachments: 10032.patch
>
>
> ConcurrentSkipListMap in JDK < 8 has as members an integer and 8 references. In JDK
8, this changes to 6 members only. We can accommodate this change by estimating the structure
size rather than hardcoding it.



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