KAFKA - What is reason for getting ProducerFencedException during producer.send

Question

Trying to load around 50K messages into KAFKA topic. In the beginning of few runs getting below exception but not all the time.

org.apache.kafka.common.Kafka         


        

Answer 1

There was race condition in my Producer initialization code. I have fixed by changing Producer map to the type ConcurrentHashMap to ensure thread safe.