[jira] [Created] (KAFKA-6765) Intermittent test failure in CustomQuotaCallbackTest

[Rajini Sivaram (JIRA)]

Rajini Sivaram created KAFKA-6765:
-------------------------------------

             Summary: Intermittent test failure in CustomQuotaCallbackTest
                 Key: KAFKA-6765
                 URL: https://issues.apache.org/jira/browse/KAFKA-6765
             Project: Kafka
          Issue Type: Bug
          Components: core
    Affects Versions: 1.2.0
            Reporter: Rajini Sivaram
            Assignee: Rajini Sivaram
             Fix For: 1.2.0


Exception stack trace:

{quote}

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$.metricValue(BaseQuotaTest.scala:163) at 
kafka.api.QuotaTestClients.produceUntilThrottled(BaseQuotaTest.scala:193) at 
kafka.api.CustomQuotaCallbackTest$GroupedUser.produceConsume(CustomQuotaCallbackTest.scala:272)
 at 
kafka.api.CustomQuotaCallbackTest.testCustomQuotaCallback(CustomQuotaCallbackTest.scala:146)
{quote}



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