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https://issues.apache.org/jira/browse/ZOOKEEPER-158?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12642340#action_12642340
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Mahadev konar commented on ZOOKEEPER-158:
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well if its easy to reproduce then we should be able to just attach a profiler
to the nodes.... i will try this out with a profiler and post the results ...
> Leader and followers increase cpu utilization upon loss of a follower
> ---------------------------------------------------------------------
>
> Key: ZOOKEEPER-158
> URL: https://issues.apache.org/jira/browse/ZOOKEEPER-158
> Project: Zookeeper
> Issue Type: Improvement
> Components: quorum
> Reporter: Flavio Paiva Junqueira
> Assignee: Mahadev konar
> Priority: Minor
> Attachments: dead-follower.tar.gz
>
>
> In a set of ZooKeeper servers, when there is a leader operation and supported
> by a quorum of servers, we have observed that cpu utilization increases
> substantially once a follower fails or disconnects. Stu Hood provided logs
> showing this behavior.
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