So, deleting /admin/reassign_partitions from Zookeeper, which had an empty array of partitions seemed to fix things. Probably isnt the preferred way though :)
On Thu, Mar 21, 2013 at 12:40 PM, Scott Clasen <sc...@heroku.com> wrote: > Hi all, Im currently testing out 0.8 failure/recovery stuff. Having an > issue with reassigning a partition, > after making a mistake in my first attempt to reassign, seems like > reassignment is hosed. > > Is this known or should I open a ticket? > > > Have 3 brokers running. Ids 25,26,27 > > ./bin/kafka-create-topic.sh --replica 3 --topic first-cluster-topic > --zookeeper <zk>:2181/kafka > > Seems fine, can send/receive, etc.. > > Kill 27, start 28. Try to reassign the single partition topic with the > following json. > > Contains an error. partition should be 0 not 1. > > {"partitions": > [{"topic": "first-cluster-topic", "partition": 1, "replicas": [25,26,28] > }] > } > > ./bin/kafka-reassign-partitions.sh --zookeeper ... -path-to-json-file > reassign.json > > 2013-03-21 12:14:46,170] INFO zookeeper state changed (SyncConnected) > (org.I0Itec.zkclient.ZkClient) > [2013-03-21 12:14:46,310] ERROR Skipping reassignment of partition > [first-cluster-topic,1] since it doesn't exist > (kafka.admin.ReassignPartitionsCommand) > Successfully started reassignment of partitions > Map([first-cluster-topic,1] -> List(25, 26, 28)) > [2013-03-21 12:14:46,665] INFO Terminate ZkClient event thread. > (org.I0Itec.zkclient.ZkEventThread) > [2013-03-21 12:14:46,780] INFO Session: 0x13d8a63a3760007 closed > (org.apache.zookeeper.ZooKeeper) > [2013-03-21 12:14:46,780] INFO EventThread shut down > (org.apache.zookeeper.ClientCnxn) > > Ok, fix the JSON > > {"partitions": > [{"topic": "first-cluster-topic", "partition": 0, "replicas": [25,26,28] > }] > } > > ./bin/kafka-reassign-partitions.sh --zookeeper ... -path-to-json-file > reassign.json > > > [2013-03-21 12:17:34,367] INFO zookeeper state changed (SyncConnected) > (org.I0Itec.zkclient.ZkClient) > Partitions reassignment failed due to Partition reassignment currently in > progress for Map(). Aborting operation > kafka.common.AdminCommandFailedException: Partition reassignment currently > in progress for Map(). Aborting operation > at > kafka.admin.ReassignPartitionsCommand.reassignPartitions(ReassignPartitionsCommand.scala:91) > at > kafka.admin.ReassignPartitionsCommand$.main(ReassignPartitionsCommand.scala:65) > at > kafka.admin.ReassignPartitionsCommand.main(ReassignPartitionsCommand.scala) > > ./bin/kafka-check-reassignment-status.sh --zookeeper ... > --path-to-json-file reassign.json > > > [2013-03-21 12:20:40,607] INFO zookeeper state changed (SyncConnected) > (org.I0Itec.zkclient.ZkClient) > Exception in thread "main" java.lang.ClassCastException: > scala.collection.immutable.Map$Map1 cannot be cast to > [Lscala.collection.Map; > at > kafka.admin.CheckReassignmentStatus$.main(CheckReassignmentStatus.scala:44) > at kafka.admin.CheckReassignmentStatus.main(CheckReassignmentStatus.scala) > > > > >