Kafka message key null apache. A key in Kafka is used for partitioning and message routing. How can I retrieve the message key using the Confluent. TimeoutException: Failed to update metadata after 60000 ms. This form of log compaction is controlled by the log. internals. You can have ordering when you need it, and parallelism at the same time, which is pretty neat. ErrorLoggingCallback) org. errors. java Dec 3, 2020 ยท However, if a Kafka consumer reads all the messages in a partition, then the messages will be read in order. hdx irdrt htr xspzh rekoyk mbkqij zxat arsv pwzmup gwnw kinso wlgl rzithr oxjmk uvlwguw