Gwen Shapira created KAFKA-3631: ----------------------------------- Summary: Recent addition of "nullable array" to MetadataRequest is breaking MirrorMaker system tests Key: KAFKA-3631 URL: https://issues.apache.org/jira/browse/KAFKA-3631 Project: Kafka Issue Type: Bug Reporter: Gwen Shapira
Here is the MirrorMaker log from last nights run: {code} [2016-04-27 10:05:44,721] DEBUG Set SASL client state to COMPLETE (org.apache.kafka.common.security.authenticator.SaslClientAuthenticator) SLF4J: Failed toString() invocation on an object of type [org.apache.kafka.common.requests.MetadataRequest] Reported exception: java.lang.NullPointerException at org.apache.kafka.common.protocol.types.Struct.toString(Struct.java:296) at org.apache.kafka.common.requests.AbstractRequestResponse.toString(AbstractRequestResponse.java:47) at org.slf4j.helpers.MessageFormatter.safeObjectAppend(MessageFormatter.java:299) at org.slf4j.helpers.MessageFormatter.deeplyAppendParameter(MessageFormatter.java:271) at org.slf4j.helpers.MessageFormatter.arrayFormat(MessageFormatter.java:233) at org.slf4j.helpers.MessageFormatter.arrayFormat(MessageFormatter.java:173) at org.slf4j.helpers.MessageFormatter.format(MessageFormatter.java:151) at org.slf4j.impl.Log4jLoggerAdapter.debug(Log4jLoggerAdapter.java:252) at org.apache.kafka.clients.NetworkClient$DefaultMetadataUpdater.maybeUpdate(NetworkClient.java:640) at org.apache.kafka.clients.NetworkClient$DefaultMetadataUpdater.maybeUpdate(NetworkClient.java:552) at org.apache.kafka.clients.NetworkClient.poll(NetworkClient.java:258) at org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient.clientPoll(ConsumerNetworkClient.java:338) at org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient.poll(ConsumerNetworkClient.java:212) at org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient.poll(ConsumerNetworkClient.java:191) at org.apache.kafka.clients.consumer.internals.ConsumerNetworkClient.poll(ConsumerNetworkClient.java:161) at org.apache.kafka.clients.consumer.internals.AbstractCoordinator.ensureCoordinatorKnown(AbstractCoordinator.java:179) at org.apache.kafka.clients.consumer.KafkaConsumer.pollOnce(KafkaConsumer.java:898) at org.apache.kafka.clients.consumer.KafkaConsumer.poll(KafkaConsumer.java:864) at kafka.tools.MirrorMaker$MirrorMakerNewConsumer.receive(MirrorMaker.scala:557) at kafka.tools.MirrorMaker$MirrorMakerThread.run(MirrorMaker.scala:412) [2016-04-27 10:05:44,785] DEBUG Sending metadata request [FAILED toString()] to node 1 (org.apache.kafka.clients.NetworkClient) {code} -- This message was sent by Atlassian JIRA (v6.3.4#6332)