[KAFKA-6765] Intermittent test failure in CustomQuotaCallbackTest

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.1.1, 2.0.0
• Fix Version/s: 1.1.1, 2.0.0
• Component/s: core
• Assignee: Rajini Sivaram
• Reporter: Rajini Sivaram
• Reviewer: Jun Rao
• Created: 09/Apr/18 10:12
• Updated: 10/May/18 11:45
• Resolved: 17/Apr/18 13:48

Description

Exception stack trace:

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)

Issue Links

• links to: GitHub Pull Request #4869