[ https://issues.apache.org/jira/browse/KAFKA-1349?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Joel Koshy resolved KAFKA-1349. ------------------------------- Resolution: Cannot Reproduce If you can provide steps to reproduce please reopen. > Fatal error during KafkaServerStable startup > -------------------------------------------- > > Key: KAFKA-1349 > URL: https://issues.apache.org/jira/browse/KAFKA-1349 > Project: Kafka > Issue Type: Bug > Components: core > Affects Versions: 0.8.1 > Environment: Ubuntu + scala 2.10 + Kafka 0.8.1 release version > Reporter: Pan Pan > Fix For: 0.8.1 > > > Kafka broker kept on restarting itself. Exceptions are shown in server.log: > [2014-03-28 15:09:01,624] INFO Will not load MX4J, mx4j-tools.jar is not in > the classpath (kafka.utils.Mx4jLoader$) > [2014-03-28 15:09:01,635] INFO conflict in /controller data: 2108872 stored > data: {"version":1,"brokerid":2310736,"timestamp":"1396014892001"} > (kafka.utils.ZkUtils$) > [2014-03-28 15:09:01,638] FATAL Fatal error during KafkaServerStable startup. > Prepare to shutdown (kafka.server.KafkaServerStartable) > java.lang.NumberFormatException: For input string: > "{"version":1,"brokerid":2310736,"timestamp":"1396014892001"}" > at > java.lang.NumberFormatException.forInputString(NumberFormatException.java:65) > at java.lang.Integer.parseInt(Integer.java:481) > at java.lang.Integer.parseInt(Integer.java:514) > at > scala.collection.immutable.StringLike$class.toInt(StringLike.scala:207) > at scala.collection.immutable.StringOps.toInt(StringOps.scala:31) > at > kafka.server.ZookeeperLeaderElector.elect(ZookeeperLeaderElector.scala:60) > at > kafka.server.ZookeeperLeaderElector.startup(ZookeeperLeaderElector.scala:43) > at kafka.controller.KafkaController.startup(KafkaController.scala:396) > at kafka.server.KafkaServer.startup(KafkaServer.scala:96) > at > kafka.server.KafkaServerStartable.startup(KafkaServerStartable.scala:34) > at kafka.Kafka$.main(Kafka.scala:46) > at kafka.Kafka.main(Kafka.scala) > [2014-03-28 15:09:01,639] INFO [Kafka Server 2108872], Shutting down > (kafka.server.KafkaServer) > [2014-03-28 15:09:01,640] INFO Closing zookeeper client... > (kafka.server.KafkaZooKeeper) > [2014-03-28 15:09:01,644] INFO [Socket Server on Broker 2108872], Shutting > down (kafka.network.SocketServer) > [2014-03-28 15:09:01,648] INFO [Socket Server on Broker 2108872], Shutdown > completed (kafka.network.SocketServer) > I checked the source code, there are bugs in code: > https://git-wip-us.apache.org/repos/asf?p=kafka.git;a=blob;f=core/src/main/scala/kafka/server/ZookeeperLeaderElector.scala;h=33b73609b1178c56e692fb60e35aca04ad1af586;hb=8e554c4d2acf5108805905b9f06198f20398ee3a > https://git-wip-us.apache.org/repos/asf?p=kafka.git;a=blob;f=core/src/main/scala/kafka/utils/ZkUtils.scala;h=d1c4b3d7b3d11c88a1d1474aadbb727704cfb759;hb=8e554c4d2acf5108805905b9f06198f20398ee3a > In ZookeeperLeaderElector.scala line 57, Int brokerId is passed in as fourth > parameter, while in ZkUtils.scala line 307, the declaration for the fourth > paramenter is expectedCallerData: Any. -- This message was sent by Atlassian JIRA (v6.2#6252)