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https://issues.apache.org/jira/browse/KAFKA-3111?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15102615#comment-15102615
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Vahid Hashemian commented on KAFKA-3111:
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In the example above the timestamps are not the same (they all have different
milliseconds). So the timestamp difference is not zero. Wondering what becomes
zero there to cause the / by zero exception.
> java.lang.ArithmeticException: / by zero in ConsumerPerformance
> ---------------------------------------------------------------
>
> Key: KAFKA-3111
> URL: https://issues.apache.org/jira/browse/KAFKA-3111
> Project: Kafka
> Issue Type: Bug
> Components: core
> Affects Versions: 0.9.0.0
> Reporter: Jun Rao
> Labels: newbie
>
> Saw the following error. If there are lots of unconsumed messages, between
> two iterations of the consumption, the timestamp may not have changed.
> kafka-consumer-perf-test --zookeeper localhost:2181 --topic test --group
> test-group --threads 1 --show-detailed-stats --reporting-interval 5000
> 2016-01-13 09:12:43:905, 0, 1048576, 35.2856, 238.4186, 370000, 2500000.0000
> 2016-01-13 09:12:43:916, 0, 1048576, 35.7624, 47.6837, 375000, 500000.0000
> java.lang.ArithmeticException: / by zero
> at
> kafka.tools.ConsumerPerformance$ConsumerPerfThread.printMessage(ConsumerPerformance.scala:189)
> at
> kafka.tools.ConsumerPerformance$ConsumerPerfThread.run(ConsumerPerformance.scala:164)
> 2016-01-13 09:12:43:918, 0, 1048576, 36.2393, 0.7117, 380000, 7000.0000
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