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https://issues.apache.org/jira/browse/KAFKA-2406?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14696012#comment-14696012
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ASF GitHub Bot commented on KAFKA-2406:
---------------------------------------

Github user asfgit closed the pull request at:

    https://github.com/apache/kafka/pull/114


> ISR propagation should be throttled to avoid overwhelming controller.
> ---------------------------------------------------------------------
>
>                 Key: KAFKA-2406
>                 URL: https://issues.apache.org/jira/browse/KAFKA-2406
>             Project: Kafka
>          Issue Type: Bug
>            Reporter: Jiangjie Qin
>            Assignee: Jiangjie Qin
>            Priority: Blocker
>             Fix For: 0.8.3
>
>
> This is a follow up patch for KAFKA-1367.
> We need to throttle the ISR propagation rate to avoid flooding in controller 
> to broker traffic. This might significantly increase time of controlled 
> shutdown or cluster startup.



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