Re: Controller connection failures

2017-04-30 Thread Chuck Musser
Running inside a Docker container introduced a slight wrinkle. It’s easily resolvable. This line from the controller log file was the tip off: java.io.IOException: Connection to 64174aa85d04:9092 (id: 2 rack: null) failed 64174aa85d04 was a container ID of one of the other brokers. All the brok

Re: Controller connection failures

2017-04-30 Thread Michal Borowiecki
Hi Chuck, Are you running zookeepers in the same containers as Kafka brokers? Kafka brokers should be able to communicate with any of the zookeepers and, more importantly, zookeepers need to be able to talk to each-other. Therefore, the zookeeper port should be exposed too (2181 by default),

Controller connection failures

2017-04-27 Thread Chuck Musser
I'm running into a problem with a 3 broker cluster where, intermittently, one of the broker's controller begins to report that it cannot connect to the other brokers and repeatedly logs the failure. Each broker is running in its own Docker container on separate machines. These Docker containers h