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https://issues.apache.org/jira/browse/HBASE-4294?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13093412#comment-13093412
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stack commented on HBASE-4294:
------------------------------

+1

> HLogSplitter sleeps with 1-second granularity
> ---------------------------------------------
>
>                 Key: HBASE-4294
>                 URL: https://issues.apache.org/jira/browse/HBASE-4294
>             Project: HBase
>          Issue Type: Bug
>          Components: master
>    Affects Versions: 0.90.4
>            Reporter: Todd Lipcon
>            Assignee: Todd Lipcon
>            Priority: Trivial
>             Fix For: 0.90.5
>
>         Attachments: 0009-HBASE-4294.-Fix-1-second-sleep-in-HLogSplitter.patch
>
>
> The HLogSplitter writer threads wait in 1-second intervals for data. When 
> data arrives, notify() is called and they wake up. But when the main thread 
> needs to notify the writers to shut down, it doesn't notify. Hence, the 
> writers always wait up to a full extra second for each log split.

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