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https://issues.apache.org/jira/browse/HBASE-13377?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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He Liangliang updated HBASE-13377:
----------------------------------
    Status: Patch Available  (was: Open)

make a raw scan to get the 1st raw row as the probe key

> Canary may generate false alarm on the first region when there are many 
> delete markers
> --------------------------------------------------------------------------------------
>
>                 Key: HBASE-13377
>                 URL: https://issues.apache.org/jira/browse/HBASE-13377
>             Project: HBase
>          Issue Type: Bug
>          Components: monitoring
>            Reporter: He Liangliang
>            Assignee: He Liangliang
>         Attachments: HBASE-13377-V0.patch
>
>
> When there are many delete markers, the probe on the first region will 
> timeout and generate a false alarm.



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