THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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Current state: Under Discussion
Discussion thread: TBD here
JIRA:
Jira | ||||||
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Please keep the discussion on the mailing list rather than commenting on the wiki (wiki discussions get unwieldy fast).
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We would like to change the default values for the following configurations of the Kafka Producer.
config | current default value | proposed default value |
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enable.idempotence | false | true |
acks | 1 | all |
max.in.flight.requests.per.connection | 5 | 2 |
retries | 0 | MAX_INT |
There will be no other publicly visible changes required.
The changes above would guarantee exactly once, in order delivery per partition for topics with replication-factor >= 2
, and assuming that the system doesn't suffer multiple hard failures or concurrent transient failures.
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