Joe Stein created KAFKA-2218: -------------------------------- Summary: reassignment tool needs to parse and validate the json Key: KAFKA-2218 URL: https://issues.apache.org/jira/browse/KAFKA-2218 Project: Kafka Issue Type: Bug Reporter: Joe Stein Priority: Critical Fix For: 0.8.3
Ran into a production issue with the broker.id being set to a string instead of integer and the controller had nothing in the log and stayed stuck. Eventually we saw this in the log of the brokers where coming from me 11:42 AM [2015-05-23 15:41:05,863] 67396362 [ZkClient-EventThread-14-****ERROR org.I0Itec.zkclient.ZkEventThread - Error handling event ZkEvent[Data of /admin/reassign_partitions changed sent to kafka.controller.PartitionsReassignedListener@78c6aab8] java.lang.ClassCastException: java.lang.String cannot be cast to java.lang.Integer at scala.runtime.BoxesRunTime.unboxToInt(Unknown Source) at kafka.controller.KafkaController$$anonfun$4.apply(KafkaController.scala:579) we then had to delete the znode from zookeeper (admin/reassign_partition) and then fix the json and try it again -- This message was sent by Atlassian JIRA (v6.3.4#6332)