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This document covers the protocol implemented in Kafka 0.8 and beyond. It is meant to give a readable guide to the protocol that covers the available requests, their binary format, and the proper way to make use of them to implement a client. This document assumes you understand the basic design and terminology described here.

The protocol used in 0.7 and earlier is similar to this, but we chose to make a one time (we hope) break in compatibility to be able to clean up cruft and generalize things.

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