Hello,

Hope you are doing good.

There are some issues we are experiencing while using Kafka in our 
environments. I will explain the scenario of the issues below for better 
understanding.

We are setting up Kafka using a Docker compose file (running this docker 
compose on a server with RHEL operating system), along with that Kafka we are 
setting up Zookeeper and Kafdrop as well. So, once we do the setup and check 
the End-to-End connectivity, it works fine. By fine, I mean that the Kafka 
Consumer, Monitor and Producer container logs have live data, when we do the 
testing, which I suppose indicates that the Kafka broker node and all other 
components are working fine.
This current setup works fine for some random time and suddenly, the containers 
get deleted. By deleted, I mean that the containers are built with a 
restart-always condition, so they are not even in exited state. They just 
vanish out and we had to do the setup all again.
The reason we are raising this issue is that we are not able to pinpoint what 
exactly is causing the Kafka containers to get deleted when the Kafdrop and 
Zookeeper are still there and just the Kafka broker container gets deleted.

For solutions,
We tried reinstalling the Operating System.
We tried using Kafka images from Bitnami and Wurstmeister.
We tried changing the Internal and External port configuration in Docker 
compose file used to stand-up the containers.

Docker compose used for Kafka setup attached below as well.
[test-kafka:      image: wurstmeister/kafka      ports:        - "9094:9094"    
  expose:        - "9095"      environment:        KAFKA_ADVERTISED_LISTENERS: 
INSIDE://test-kafka:9095,OUTSIDE://192.168.X.X:9094        
KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: INSIDE:PLAINTEXT,OUTSIDE:PLAINTEXT        
KAFKA_LISTENERS: INSIDE://0.0.0.0:9095,OUTSIDE://0.0.0.0:9094        
KAFKA_INTER_BROKER_LISTENER_NAME: INSIDE        KAFKA_ZOOKEEPER_CONNECT: 
test-zookeeper:2181      restart: unless-stopped]

















Please feel free to ping if any questions.

Thanks,
Smit Shanischara

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