Status
Current state: Under Discussion
Discussion thread: https://lists.apache.org/thread/cz9x90883on98k082qd0tskj6yjhox1t
JIRA: Jira server ASF JIRA serverId 5aa69414-a9e9-3523-82ec-879b028fb15b key KAFKA-14097
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Motivation
KIP-98 - Exactly Once Delivery and Transactional Messaging introduced EOS to kafka through transactions and idempotent producers. Idempotent producers offer guarantees like deduplication and some exactly once semantics on a single partition in a single producer session. They require only a producer ID which is assigned when the producer first starts up. Transactions offer guarantees across topic partition and producer sessions and require both a producer ID given by the system and a transactional id provided by the user.
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Name | Description | Default | Valid Values |
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| The time in ms that the ProducerStateManager will wait before expiring producer ids. Producer IDs will not expire while a transaction associated to them is still ongoing. Note that producer ids may expire sooner if the last write from the producer id is deleted due to the topic's retention settings. Setting this value the same or higher than | -1 | [-1, …] |
The following configuration will also be modified:
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