Kafka and Storm – Commonly faced issues

This list is a growing list of common issues when  you start with Kafka and Storm

1. Unable to publish message to Kafka running on different VM. Throws “Exception in thread “main” kafka.common.FailedToSendMessageException: Failed to send messages after 3 tries.“. But publishing from the same VM works

                Check if the /etc/hosts has the hostname listening on the IP address or 127.0.0.1. If it is 127.0.0.1, then change it to the IP address