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From "Elliott Clark (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-15163) Add sampling code and metrics for get/scan/multi/mutate count separately
Date Tue, 26 Jan 2016 06:54:39 GMT

    [ https://issues.apache.org/jira/browse/HBASE-15163?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15116793#comment-15116793
] 

Elliott Clark commented on HBASE-15163:
---------------------------------------

bq.Regarding the screenshot I pasted, the rate is computed at front-end, not reported by hbase
metrics. Maybe this is what confusing you?
Sorry you are totally correct, I was confusing this patch and the one about hdfs reads.

> Add sampling code and metrics for get/scan/multi/mutate count separately
> ------------------------------------------------------------------------
>
>                 Key: HBASE-15163
>                 URL: https://issues.apache.org/jira/browse/HBASE-15163
>             Project: HBase
>          Issue Type: Sub-task
>            Reporter: Yu Li
>            Assignee: Yu Li
>         Attachments: DifferentRequestQPS.png, HBASE-15163.patch
>
>
> This way we could see QPS of different kinds of requests, to better analyze what's causing
hot spot in system



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