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https://issues.apache.org/jira/browse/HBASE-18469?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Yu Li updated HBASE-18469:
--------------------------
    Attachment: HBASE-18469.v4.patch

Add scan caching test into {{TestRegionServerMetrics#testRequestCount}}

> Correct  RegionServer metric of  totalRequestCount
> --------------------------------------------------
>
>                 Key: HBASE-18469
>                 URL: https://issues.apache.org/jira/browse/HBASE-18469
>             Project: HBase
>          Issue Type: Improvement
>          Components: metrics, regionserver
>    Affects Versions: 1.2.0
>            Reporter: Shibin Zhang
>            Assignee: Yu Li
>            Priority: Critical
>             Fix For: 2.0.0, 1.4.0
>
>         Attachments: HBASE-18469.patch, HBASE-18469.v2.patch, 
> HBASE-18469.v3.patch, HBASE-18469.v4.patch
>
>
> when i get the metric ,i found  this three metric may be have some error  as 
> follow :
>     "totalRequestCount" : 17541,
>     "readRequestCount" : 17483,
>     "writeRequestCount" : 1633,



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