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https://issues.apache.org/jira/browse/HBASE-8329?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13635397#comment-13635397
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Sergey Shelukhin commented on HBASE-8329:
-----------------------------------------

1) Very similar to offpeak hours tracking, should they be unified? See also 
HBASE-7437
2) Calling isPeakHour after every KV seems excessive, can it be improved? Esp. 
in light of 3.
3) In HBASE-7437 it was mentioned that the calendar object does not 
auto-update, so getting time of day is actually going to get you time of day of 
the calendar was first asked. That way it wouldn't work, and updating calendar 
after every KV would seem to be expensive.
4) Do you have some numbers for throttling?
                
> Limit compaction speed
> ----------------------
>
>                 Key: HBASE-8329
>                 URL: https://issues.apache.org/jira/browse/HBASE-8329
>             Project: HBase
>          Issue Type: Improvement
>          Components: Compaction
>            Reporter: binlijin
>         Attachments: HBASE-8329-trunk.patch
>
>
> There is no speed or resource limit for compaction,I think we should add this 
> feature especially when request burst.

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