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)
>
>
>
>
>
