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https://issues.apache.org/jira/browse/HBASE-16961?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15991278#comment-15991278
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Josh Elser commented on HBASE-16961:
------------------------------------

bq. Regardless of the usefulness, the extra columns missing on 
list_quota_violations might be due to an internal change (RS's used to only see 
the violation policy or nothing – they see the full snapshot now).

bq. Suggestion for filtering options:

Actually, thinking about this more, I like this idea. Can also add a 
{{REGIONSERVER}} option to differentiate getting the state from the quota table 
and asking a RS for its view. One less command, more functionality on the one 
command. Thanks, Andrew!

> FileSystem Quotas
> -----------------
>
>                 Key: HBASE-16961
>                 URL: https://issues.apache.org/jira/browse/HBASE-16961
>             Project: HBase
>          Issue Type: New Feature
>            Reporter: Josh Elser
>            Assignee: Josh Elser
>         Attachments: hbase-quota-test.sh
>
>
> Umbrella issue for tracking the filesystem utilization of HBase data, 
> defining quotas on that utilization, and enforcement when utilization exceeds 
> the limits of the quota.
> At a high level: we can define quotas on tables and namespaces. Region size 
> is computed by RegionServers and sent to the Master. The Master inspects the 
> sizes of Regions, rolling up to table and namespace sizes. Defined quotas in 
> the quota table are evaluated given the computed sizes, and, for those 
> tables/namespaces violating the quota, RegionServers are informed to take 
> some action to limit any further filesystem growth by that table/namespace.
> Discuss: 
> https://lists.apache.org/thread.html/66a4b0c3725b5cbdd61dd6111c43847adaeef7b7da5f4cd045df30ef@%3Cdev.hbase.apache.org%3E
> Design Doc: 
> http://home.apache.org/~elserj/hbase/FileSystemQuotasforApacheHBase.pdf or 
> https://docs.google.com/document/d/1VtLWDkB2tpwc_zgCNPE1ulZOeecF-YA2FYSK3TSs_bw/edit?usp=sharing



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