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From Joel Koshy <jjkosh...@gmail.com>
Subject Re: Leader: -1 on Kafka
Date Tue, 22 Apr 2014 06:40:20 GMT
No it is not common/expected. It will be difficult to give you any
useful advise without your logs - please send over your state change
logs and broker logs.

On Mon, Apr 21, 2014 at 11:36:34PM -0500, Kashyap Mhaisekar wrote:
> No. Is this error common? How to overcome this?
> 
> Regards,
> Kashyap
> 
> 
> On Mon, Apr 21, 2014 at 4:02 PM, Joel Koshy <jjkoshy.w@gmail.com> wrote:
> 
> > 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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