Home | About | Sematext search-lucene.com search-hadoop.com
 Search Hadoop and all its subprojects:

Switch to Threaded View
Kafka >> mail # user >> Kafka cluster with lots of topics


Copy link to this message
-
Re: Kafka cluster with lots of topics
I didn't see any auto leader election for adding nodes. The data are still
skewed on the old nodes. You have to force it by running script?
On Wed, Nov 13, 2013 at 6:41 AM, Neha Narkhede <[EMAIL PROTECTED]>wrote:

> At those many topics, zookeeper will be the main bottleneck. Leader
> election process will take very long increasing the unavailability window
> of the cluster.
>
> Thanks,
> Neha
> 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?
> >
>