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From Guangle Fan <fanguan...@gmail.com>
Subject Re: rebalance brokers
Date Tue, 30 Sep 2014 04:07:40 GMT
Guozhang, yes, the version running on there is still 0.7, you are right,
there is no such concept of replicas on it. Is there a way to rebalance
partitions across all brokers when adding new nodes ?

On Mon, Sep 29, 2014 at 6:11 PM, Guozhang Wang <wangguoz@gmail.com> wrote:

> Hi Guangle,
>
> Replication is only introduced in 0.8, with 0.7 there should not have
> leader / follower replicas. Could you verify the version of your Kafka
> cluster?
>
> Guozhang
>
> On Mon, Sep 29, 2014 at 4:30 PM, Guangle Fan <fanguangle@gmail.com> wrote:
>
> > Hi, All
> >
> > We have some old kafka nodes that are still running 0.7.
> >
> > We disable the replica of topics there. Recently we added some node
> brokers
> > to that cluster, I found new nodes won't got written or read even though
> > it's registered correctly in zookeeper.
> >
> > I think in this case, it's because all these nodes became followers of
> > partitions. I need to rebalance leadership of partitions across all
> > brokers.
> >
> > If my thought is correct, how shall I rebalance leadership ?
> >
> > Thanks!
> >
> > Guangle
> >
>
>
>
> --
> -- Guozhang
>

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