https://kafka.apache.org/documentation/#producerconfigs
ACK acks = 0, 1 and all
- acks = 1 -> guarantees message is written to a leader ( Default)
- acks = all -> guarantees message is written to a leader and to all the replicas
- acks=0 -> no guarantee (Not Recommended)
retries - retrying in case of any failure producing the message for thr broker
- Integer value = [0 - 2147483647]
- In Spring Kafka, the default value is -> 2147483647
retry.backoff.ms
- Integer value represented in milliseconds
- Default value is 100ms