Seems Streams cannot connect (or looses connection) to the brokers. Not sure why.
You can also have a look here for our own EOS Streams integration test: https://github.com/apache/kafka/blob/trunk/streams/src/test/java/org/apache/kafka/streams/integration/EosIntegrationTest.java -Matthias On 7/11/17 2:13 PM, Joel Dice . wrote: > Hi all, > > I wrote an integration test to see how Kafka Streams handles exactly > once processing with a custom state store, and it's failing with this > error: > > org.apache.kafka.common.errors.TimeoutException: Failed to update > metadata after 60000 ms > > I'm not sure whether this is a bug in my code, a bug in Kafka, or a > bug in the EmbeddedKafkaCluster class I'm using for testing. > > The test is available here: https://github.com/dicej/kafka-eos-test, > and it can be run using "gradle test". > > The test class itself is > https://github.com/dicej/kafka-eos-test/blob/f892a856d25d6e17e16a6681066a2033b06c5b3f/src/test/java/KafkaIntegrationTest.java. > It's based loosely on the EosIntegrationTest class in the Kafka source > tree. > > This is the full trace: > > Exception in thread > "appId-1-9f749063-1a4d-4498-8df4-8619269e36f3-StreamThread-1" > org.apache.kafka.streams.errors.StreamsException: Exception caught in > process. taskId=0_0, processor=inputTopic, topic=inputTopic, > partition=0, offset=1 > > at > org.apache.kafka.streams.processor.internals.StreamTask.process(StreamTask.java:203) > > at > org.apache.kafka.streams.processor.internals.StreamThread.processAndPunctuate(StreamThread.java:679) > > at > org.apache.kafka.streams.processor.internals.StreamThread.runLoop(StreamThread.java:557) > > at > org.apache.kafka.streams.processor.internals.StreamThread.run(StreamThread.java:527) > > Caused by: org.apache.kafka.streams.errors.StreamsException: task > [0_0] exception caught when producing > > at > org.apache.kafka.streams.processor.internals.RecordCollectorImpl.checkForException(RecordCollectorImpl.java:136) > > at > org.apache.kafka.streams.processor.internals.RecordCollectorImpl.send(RecordCollectorImpl.java:87) > > at KafkaIntegrationTest$MapStore.put(KafkaIntegrationTest.java:259) > > at KafkaIntegrationTest$MapStore.put(KafkaIntegrationTest.java:236) > > at > KafkaIntegrationTest$StatisticMachine.process(KafkaIntegrationTest.java:227) > > at > KafkaIntegrationTest$StatisticMachine.process(KafkaIntegrationTest.java:203) > > at > org.apache.kafka.streams.processor.internals.ProcessorNode$1.run(ProcessorNode.java:47) > > at > org.apache.kafka.streams.processor.internals.StreamsMetricsImpl.measureLatencyNs(StreamsMetricsImpl.java:187) > > at > org.apache.kafka.streams.processor.internals.ProcessorNode.process(ProcessorNode.java:133) > > at > org.apache.kafka.streams.processor.internals.ProcessorContextImpl.forward(ProcessorContextImpl.java:82) > > at > org.apache.kafka.streams.processor.internals.SourceNode.process(SourceNode.java:80) > > at > org.apache.kafka.streams.processor.internals.StreamTask.process(StreamTask.java:189) > > ... 3 more > > Caused by: org.apache.kafka.common.errors.TimeoutException: Failed > to update metadata after 60000 ms. > > > Any ideas what might be going wrong? > > Cheers, > Joel >
signature.asc
Description: OpenPGP digital signature