that message is about kafka
it is not saying that a kafka broker is down, but, a particular partition of a 
kafka topic is "down"
two ways for you to see this:
* /opt/kafka_2.9.2-0.8.1.1/bin/kafka-topics.sh --describe --zookeeper 
{a_node_from_kafkas_zookeeper_cluster}
or
* install and make use of yahoo's kafka manager: 
https://github.com/yahoo/kafka-manager

you will need to reset the topic's partition to their preferred brokers.  This 
command will reset every single topic.  If you are only learning right now, go 
ahead and run this command, however, first, you probably want to figure out 
what happened in your kafka cluster in order to keep the problem from happening 
again.

$KAFKA_HOME/bin/kafka-preferred-replica-election.sh --zookeeper 
{a_node_from_kafkas_zookeeper_cluster}



From: Tousif <[email protected]<mailto:[email protected]>>
Reply-To: "[email protected]<mailto:[email protected]>" 
<[email protected]<mailto:[email protected]>>
Date: 2015,Monday, May 4 at 02:27
To: "[email protected]<mailto:[email protected]>" 
<[email protected]<mailto:[email protected]>>
Subject: Re: Netty connection issue

Sorry for delayed response to your mail. I dont think IP address is changing as 
i use private IP's.

On Fri, May 1, 2015 at 7:59 AM, Supun Kamburugamuva 
<[email protected]<mailto:[email protected]>> wrote:

Does your machines ips change after sometime?

Thanks,
Supun..

On Apr 30, 2015 10:15 PM, "Tousif" 
<[email protected]<mailto:[email protected]>> wrote:

I get this error after few days of topology started running.

On 30 Apr 2015 22:18, "Supun Kamburugamuva" 
<[email protected]<mailto:[email protected]>> wrote:

Are you getting this all the time?

Thanks,
Supun

On Apr 30, 2015 5:52 AM, "Tousif" 
<[email protected]<mailto:[email protected]>> wrote:
I'm constantly getting this issue. Any help ?

On Thu, Apr 23, 2015 at 12:15 PM, Tousif 
<[email protected]<mailto:[email protected]>> wrote:
Hello,

i see following error in one of the worker logs and  message ack fails.

 b.s.m.n.Client [ERROR] discarding 1 messages because the Netty client to 
Netty-Client-server1/x.x.x.x:6703 is being closed

how ever in Storm UI  kafka-spout i see RuntimeException "No leader found for 
partition 2.

all kafka brokers and zk quorum were up and running.

Can anyone shed some light on what could be the reason ?

--


Regards
Tousif Khazi




--


Regards
Tousif Khazi




--


Regards
Tousif Khazi

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