Kafka - difference between Log end offset(LEO) vs High Watermark(HW) -


what difference between leo , hw in replica ( leader replica)?

will contain same number? can understand hw last committed message offset.

when leo updated , how?

the high watermark indicated offset of messages replicated, while end-of-log offset might larger if there newly appended records leader partition not replicated yet.

consumers can consumer messages high watermark.

see blog post more details: http://www.confluent.io/blog/hands-free-kafka-replication-a-lesson-in-operational-simplicity/


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