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Posted to issues@hbase.apache.org by "Ted Yu (JIRA)" <ji...@apache.org> on 2016/08/24 20:18:20 UTC
[jira] [Commented] (HBASE-16496) Hotspotting on
SequenceIDAccounting during HLOG Performance Test
[ https://issues.apache.org/jira/browse/HBASE-16496?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15435598#comment-15435598 ]
Ted Yu commented on HBASE-16496:
--------------------------------
{code}
59 import org.apache.hadoop.hbase.util.*;
{code}
Please don't include unnecessary classes.
Can you show the Hot spot with your change ?
Thanks
> Hotspotting on SequenceIDAccounting during HLOG Performance Test
> ----------------------------------------------------------------
>
> Key: HBASE-16496
> URL: https://issues.apache.org/jira/browse/HBASE-16496
> Project: HBase
> Issue Type: Bug
> Reporter: John Leach
> Assignee: John Leach
> Priority: Trivial
> Attachments: HBASE-16496.patch, HashMap_Hotspot.tiff
>
>
> I was seeing this hotspot for me during my tests.
> Adding Pic.
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