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https://issues.apache.org/jira/browse/KAFKA-3094?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15097946#comment-15097946
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Jens Rantil commented on KAFKA-3094:
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Omar: Can you recreate this issue? If so, would it be possible for you to see
which thread in a `jstack` that uses the CPU? Here's a link to how to extract
this:
http://code.nomad-labs.com/2010/11/18/identifying-which-java-thread-is-consuming-most-cpu/
> Kafka process 100% CPU when no message in topic
> -----------------------------------------------
>
> Key: KAFKA-3094
> URL: https://issues.apache.org/jira/browse/KAFKA-3094
> Project: Kafka
> Issue Type: Bug
> Affects Versions: 0.9.0.0
> Reporter: Omar AL Zabir
>
> When there's no message in a kafka topic and it is not getting any traffic
> for some time, all the kafka nodes go 100% CPU.
> As soon as I post a message, the CPU comes back to normal.
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