Are you restarting or terminating the instance? If your terminating, and
don't have an EBS drive attached you will lose all data on the drive.
On Fri, Oct 21, 2016 at 2:09 PM, Gourab Chowdhury <gourab....@gmail.com>
wrote:
> I am running kafka in a EC2 server. While running if there is a sudden
> restart of server, and then we restart the kafka broker, we can't find the
> details of all the topics.
>
> bin/kafka-topics.sh --describe --zookeeper <hostname:port>
> gives no result
>
> bin/kafka-console-producer.sh --broker-list <hostname:port> --topic test
> yields this particular error as follows:
>
> WARN Error while fetching metadata with correlation id n :
> {test=UNKNOWN_TOPIC_OR_PARTITION} (org.apache.kafka.clients.NetworkClient)
>
> Is the details of topics from the zookeeper getting deleted while restart?
> or this is something else?
>
> Also how can I cope with this in in real life production?
>
> Regards,
> Gourab Chowdhury,
>
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