THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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Current state: Under Discussion
Discussion thread: here
JIRA:
Please keep the discussion on the mailing list rather than commenting on the wiki (wiki discussions get unwieldy fast).
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There will be a new broker-side configuration, fetch.max.bytes. The effective maximum size of any fetch request will be the minimum of the maximum fetch size the client requests, and this value. The new value will be 75 megabytes by default.
| Configuration Name | Type | Default Value | Importance |
|---|---|---|---|
| fetch.max.bytes | LONG |
| 55 * 1024 * 1024 | HIGH |
Fetch request from replicas will also be affected by the fetch.max.bytes limit.
Compatibility, Deprecation, and Migration Plan
Existing clients will continue to work, even if they have set a larger fetch.max.bytes than the one set on the server. They will simply receive a little less data than before. Clients must be prepared to handle receiving less than the maximum fetch size in any case.
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