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From Joel Koshy <jjkosh...@gmail.com>
Subject Re: Leader: -1 on Kafka
Date Mon, 21 Apr 2014 21:02:55 GMT
So only one of the brokers have the data? i.e., with one partition.

Do you see errors in your broker log around that time? What do you see
in the kafka-state-change.log for that topic/partition?

On Mon, Apr 21, 2014 at 03:36:52PM -0500, Kashyap Mhaisekar wrote:
> Yes.
> I have 3 kafka brokers and I have created one topic with 1 partition and 1
> replication (default options). All params are default. I was testing it
> with heavy load and had a storm reading from this and suddenly the messages
> stop. kafka's list topics script files then show the leader as -1.
> 
> I got the same error even with 2 partitions and default replication.
> 
> Regards,
> Kashyap
> 
> 
> On Mon, Apr 21, 2014 at 1:26 PM, Joel Koshy <jjkoshy.w@gmail.com> wrote:
> 
> > Can you describe your set up in more detail and also if you can
> > reproduce this easily? This can happen when none of the replicas for a
> > partition are available, but cannot comment further without details.
> >
> > On Mon, Apr 21, 2014 at 10:54:59AM -0500, Kashyap Mhaisekar wrote:
> > > Hi,
> > > At times, some of kafka topics end up showing the leader as -1. After
> > this,
> > > the messages dont get added to the topic nor consumed. I tried digging
> > into
> > > why the leader turns -1 *(leader: -1)*
> > >
> > > Is there a reason why this happens and how it can be resolved?
> > >
> > > Regards,
> > > kashyap
> >
> >


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