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Posted to dev@kafka.apache.org by "Qiang Zhao (JIRA)" <ji...@apache.org> on 2018/04/13 04:40:00 UTC

[jira] [Created] (KAFKA-6787) enumerate SampledStat.samples got null item

Qiang Zhao created KAFKA-6787:
---------------------------------

             Summary: enumerate SampledStat.samples got null item
                 Key: KAFKA-6787
                 URL: https://issues.apache.org/jira/browse/KAFKA-6787
             Project: Kafka
          Issue Type: Bug
          Components: metrics
    Affects Versions: 1.1.0
            Reporter: Qiang Zhao


h3. Stacktrace

java.lang.NullPointerException at org.apache.kafka.common.metrics.stats.SampledStat.purgeObsoleteSamples(SampledStat.java:104) at org.apache.kafka.common.metrics.stats.SampledStat.measure(SampledStat.java:74) at org.apache.kafka.common.metrics.KafkaMetric.metricValue(KafkaMetric.java:68) at kafka.api.QuotaTestClients$.metricValue(BaseQuotaTest.scala:163) at kafka.api.QuotaTestClients.produceUntilThrottled(BaseQuotaTest.scala:193) at kafka.api.BaseQuotaTest.testThrottledProducerConsumer(BaseQuotaTest.scala:84)



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