Topics are just “virtual containers” in Kafka. The real deal is the partitions that compose a topic. They are the unit of parallelism, the unit of work.
MISSING!
if Kafka doesn’t find any leader for this partition. It generally means a broker is offline and that no replicas were up to date (or the topic was not replicated enough..) 😱size(ISR) < size(Replicas)
meaning you can get into troubles.min.cleanable.dirty.ratio
, we can hover the value, and click on the pencil icon. That will open a dialog with: