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From Joel Koshy <jjkosh...@gmail.com>
Subject Re: Dynamically adding Kafka brokers
Date Mon, 03 Nov 2014 22:12:23 GMT
KAFKA-1070 will help with this and is pending a review.

On Mon, Nov 03, 2014 at 05:03:20PM -0500, Otis Gospodnetic wrote:
> Hi,
> How do people handle situations, and specifically the broker.id property,
> where the Kafka (broker) cluster is not fully defined right away?
> Here's the use case we have at Sematext:
> * Our software ships as a VM
> * All components run in this single VM, including 1 Kafka broker
> * Of course, this is just for a nice OOTB experience, but to scale one
> needs to have more instances of this VM, including more Kafka brokers
> * *One can clone our VM and launch N instances of it, but because we have a
> single Kafka broker config with a single broker.id <http://broker.id> in
> it, one can't just launch more of these VMs and expect to see more Kafka
> brokers join the cluster.  One would have to change the broker.id
> <http://broker.id> on each new VM instance.*
> How do others handle this in a software that is packages and ships to user
> and is not in your direct control to allow you to edit configs?
> Would it be best to have a script that connect to ZooKeeper to get the list
> of all existing brokers and their IDs and then generate a new distinct ID +
> config for the new Kafka broker?
> Or are there slicker ways to do this that people use?
> Thanks,
> Otis
> --
> Monitoring * Alerting * Anomaly Detection * Centralized Log Management
> Solr & Elasticsearch Support * http://sematext.com/

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