Dan created KAFKA-5587:
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Summary: Processor got uncaught exception: NullPointerException
Key: KAFKA-5587
URL: https://issues.apache.org/jira/browse/KAFKA-5587
Project: Kafka
Issue Type: Bug
Components: core
Affects Versions: 0.10.1.1
Reporter: Dan
[2017-07-12 21:56:39,964] ERROR Processor got uncaught exception.
(kafka.network.Processor)
java.lang.NullPointerException
at
kafka.network.Processor$$anonfun$processCompletedReceives$1.apply(SocketServer.scala:490)
at
kafka.network.Processor$$anonfun$processCompletedReceives$1.apply(SocketServer.scala:487)
at scala.collection.Iterator$class.foreach(Iterator.scala:727)
at scala.collection.AbstractIterator.foreach(Iterator.scala:1157)
at scala.collection.IterableLike$class.foreach(IterableLike.scala:72)
at scala.collection.AbstractIterable.foreach(Iterable.scala:54)
at
kafka.network.Processor.processCompletedReceives(SocketServer.scala:487)
at kafka.network.Processor.run(SocketServer.scala:417)
at java.lang.Thread.run(Thread.java:745)
Anyone knows the cause of this exception? What's the effect of it?
When this exception occurred, the log also showed that the broker was
frequently shrinking ISR to itself. Are these two things interrelated?
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