Sets a log dir that is more likely to be persistent. Makes retention=-1 more meaningful.

Author: solsson

docker-kafka-persistent/config/server.properties

@@ -60,7 +60,7 @@ socket.request.max.bytes=104857600
 ############################# Log Basics #############################
 
 # A comma seperated list of directories under which to store log files
-log.dirs=/tmp/kafka-logs
+log.dirs=/opt/kafka/data
 
 # The default number of log partitions per topic. More partitions allow greater
 # parallelism for consumption, but this will also result in more files across