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https://issues.apache.org/jira/browse/KYLIN-4720?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17212088#comment-17212088
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fengpod commented on KYLIN-4720:
--------------------------------

We use it in our production env, and it's value setted to 10000。It works 
well。When QPS on table over this limit,will throw QuotaExceededException。But in 
the past two years,we have only meet this exception only once。

> support htable read quota
> -------------------------
>
>                 Key: KYLIN-4720
>                 URL: https://issues.apache.org/jira/browse/KYLIN-4720
>             Project: Kylin
>          Issue Type: Improvement
>          Components: Storage - HBase
>    Affects Versions: v3.1.0
>            Reporter: fengpod
>            Assignee: fengpod
>            Priority: Minor
>             Fix For: v3.1.2
>
>
> In order to avoid the pressure of massive queries on hbase,htable read quota 
> is necessary。Through a new configuration “kylin.hbase.htable-quota”,we can 
> control the read quota when the htable created。The default value of this conf 
> is -1,means will not limit queries。You can set it to any intger greater than 
> 0 as needed。



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