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Kafka, mail # user - Kafka cluster with lots of topics

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Re: Kafka cluster with lots of topics
Neha Narkhede 2013-11-13, 14:42
At those many topics, zookeeper will be the main bottleneck. Leader
election process will take very long increasing the unavailability window
of the cluster.

On Nov 13, 2013 4:49 AM, "Joe Freeman" <[EMAIL PROTECTED]> wrote:

> Would I be correct in assuming that a Kafka cluster won't scale well to
> support lots (tens of millions) of topics? If I understand correctly, a
> node being added or removed would involve a leader election for each topic,
> which is a relatively expensive operation?