THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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Apache Kafka 3.0
As described above, produce requests from producers with no v2 message format support will require up-conversion while fetch requests from consumers with no v2 message support will require down-conversion. To avoid the negative performance impact, we recommend upgrading to newer versions (anything released in the last 2 years should be fine, although some clients may require configuration not to use ancient protocol versions).
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