On Thu, Nov 21, 2013 at 09:08:14PM +0530, Monika Garg wrote:
> Yes I have sent more than 1000 messages to stock-tick and 5 messages to
> each topic1 and sample-tick topics.
> 
> But now I think I got the reason why the O/P at two places is different:
> 
> The Mbeans were registered when I started producer and gave messages to
> topics.After producer was killed,still Mbeans were existing in jconsole.
> 
> But after some time my Kafka service went down and when it came up again,No
> mbeans regarding the mentioned topics were there as I havn't started any
> producer this time.
> 
> So what I got is Mbeans regarding to a topic and LogFlushDetails of that
> topic get register only when Producer/Consumer is started and those mbeans
> for a particular topic may never come if Kafka service is restarted and
> Producer/Consumer is not started for that topic.Although the
> bin/kafka-list-topic.sh command will continue showing those topics details.
> 
> Please correct me if I am thinking wrong.

Yes - that would explain why the mbeans are missing.

> 
> 
> 
> On Thu, Nov 21, 2013 at 3:25 AM, Joel Koshy <jjkosh...@gmail.com> wrote:
> 
> > Did you send any messages to those topics? I think we register those
> > mbeans only after messages have been received.
> >
> > On Wed, Nov 20, 2013 at 03:20:25PM +0530, Monika Garg wrote:
> > > Hi,
> > > I am getting a very surprising case :
> > >
> > > I am having a 2 nodes Kafka cluster and created some topics.
> > >
> > > When I am running the command :
> > >
> > > *bin/kafka-list-topic.sh --zookeeper 192.168.145.119:2181
> > > <http://192.168.145.119:2181>*,
> > >
> > > I am getting the below output:
> > >
> > >
> > > topic: sample-tick    partition: 0    leader: -1    replicas: 2    isr:
> > > topic: stock-tick    partition: 0    leader: -1    replicas: 2    isr:
> > > topic: topic1    partition: 0    leader: -1    replicas: 2,1    isr:
> > > topic: topic1    partition: 1    leader: -1    replicas: 1,2    isr:
> > > topic: topic1    partition: 2    leader: -1    replicas: 2,1    isr:
> > > topic: topic1    partition: 3    leader: -1    replicas: 1,2    isr:
> > > topic: topic1    partition: 4    leader: -1    replicas: 2,1    isr:
> > >
> > > But in my jconsole,no topic is shown in the Mbean regarding any
> > topic.While
> > > earlier I was getting the Mbean like:
> > >
> > > *"kafka.server":type="BrokerTopicMetrics",name="topic1-BytesInPerSec"*
> > >
> > *"kafka.server":type="BrokerTopicMetrics",name="stock-tick-BytesInPerSec"*
> > >
> > > I am not getting any clue of this surprised behavior.
> > >
> > > --
> > > *Moniii*
> >
> >
> 
> 
> -- 
> *Moniii*

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