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  1. Kafka
  2. KAFKA-7082

Concurrent createTopics calls may throw NodeExistsException

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    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Critical
    • Resolution: Fixed
    • Affects Version/s: 1.1.0
    • Fix Version/s: 1.1.1, 2.0.0
    • Component/s: None
    • Labels:

      Description

      This exception is unexpected causing an `UnknownServerException` to be thrown back to the client. Example below:

      org.apache.zookeeper.KeeperException$NodeExistsException: KeeperErrorCode = NodeExists for /config/topics/connect-configs
              at org.apache.zookeeper.KeeperException.create(KeeperException.java:119)
              at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
              at kafka.zookeeper.AsyncResponse.maybeThrow(ZooKeeperClient.scala:472)
              at kafka.zk.KafkaZkClient.createRecursive(KafkaZkClient.scala:1400)
              at kafka.zk.KafkaZkClient.create$1(KafkaZkClient.scala:262)
              at kafka.zk.KafkaZkClient.setOrCreateEntityConfigs(KafkaZkClient.scala:269)
              at kafka.zk.AdminZkClient.createOrUpdateTopicPartitionAssignmentPathInZK(AdminZkClient.scala:99)
              at kafka.server.AdminManager$$anonfun$2.apply(AdminManager.scala:126)
              at kafka.server.AdminManager$$anonfun$2.apply(AdminManager.scala:81)
              at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:234)
              at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:234)
              at scala.collection.Iterator$class.foreach(Iterator.scala:891)
              at scala.collection.AbstractIterator.foreach(Iterator.scala:1334)
              at scala.collection.IterableLike$class.foreach(IterableLike.scala:72)
              at scala.collection.AbstractIterable.foreach(Iterable.scala:54)
              at scala.collection.TraversableLike$class.map(TraversableLike.scala:234)
      

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              • Assignee:
                ijuma Ismael Juma
                Reporter:
                ijuma Ismael Juma
                Reviewer:
                Jun Rao
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                Dates

                • Created:
                  Updated:
                  Resolved: