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From Guozhang Wang <wangg...@gmail.com>
Subject Re: How To Use kafka-topics.sh To Move Replica To Different Broker
Date Fri, 16 May 2014 16:09:19 GMT
Hi Paul,

kafka-topics.sh is not used for moving replicas to different brokers, what
you are looking for is the partition-reassignment tool in

bin/kafka-reassign-partitions.sh


Guozhang


On Wed, May 7, 2014 at 12:44 PM, Lung, Paul <plung@ebay.com> wrote:

> Hi Guys,
>
> I’m using Kafka 0.8.1, and I’m having difficulty trying to move a replica
> from one broker to another.
>
> Doing a "kafka-topics.sh —describe | grep
> mini__078____active_80__32__mini" shows:
>
>
> Topic:mini__078____active_80__32__mini PartitionCount:1
> ReplicationFactor:3 Configs:retention.bytes=104857600
>
> Topic: mini__078____active_80__32__mini Partition: 0 Leader: 73979
> Replicas: 73979,0,44416 Isr: 73979,44416,0
>
>
> I’m trying to move one replica off the “0” broker, and on to another
> broker like so:
>
>
> "./kafka-topics.sh --alter --topic mini__078____active_80__32__mini
> --replica-assignment 73979:73066:44416”
>
>
> However, after an hour, I still see one of the replicas on the “0” broker.
> The replica doesn’t seem to move at all. I’ve tried this command with:
>
>
> "./kafka-topics.sh --alter --topic mini__078____active_80__32__mini
> --replica-assignment 73979,73066,44416”
>
>
> But the result is the same. Please help.
>
>
> Paul Lung
>



-- 
-- Guozhang

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