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From Jun Rao <jun...@gmail.com>
Subject Re: Cluster expansion and upgrade
Date Thu, 24 Apr 2014 17:16:16 GMT
Partition reassignment wasn't fully working in 0.8-beta. So you probably
will have to upgrade existing brokers to 0.8.1 before running partition
reassignment. Also, 0.8.1.1 will be out soon.

Thanks,

Jun


On Thu, Apr 24, 2014 at 9:49 AM, vimpy batra <vimpybatra@yahoo.com> wrote:

> Hello,
>
> We are currently running a kafka 0.8-beta cluster. We are planning to
> expand the existing cluster and use 0.8.1 version on the new nodes.  Before
> upgrading the older ones we want the new ones to participate in the
> cluster. We plan to use "reassign-partitions" tool in 0.8.1 to reassign
> partitions to the newly added brokers. We will also add additional
> partitions to the existing topics. Is there a best practice to go about
> expanding clusters? Is this the recommended way to go or should we upgrade
> our existing cluster to 0.8.1 first?
> I also noticed that there are some fixes on top of 0.8.1. Are they
> available to use?
>
> Thanks,

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