Please can you file a bug, this needs to be fixed.
Thanks
Neha
On Thu, Mar 21, 2013 at 1:50 PM, Scott Clasen <sc...@heroku.com> wrote:
> 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)
> >
> >
> >
> >
> >
>
