wsun-confluent commented on a change in pull request #11874:
URL: https://github.com/apache/kafka/pull/11874#discussion_r829578541
##########
File path:
clients/src/main/java/org/apache/kafka/clients/producer/ProducerConfig.java
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@@ -216,8 +216,10 @@
private static final String MAX_IN_FLIGHT_REQUESTS_PER_CONNECTION_DOC =
"The maximum number of unacknowledged requests the client will send on a single
connection before blocking."
+
" Note that if this config is set to be greater than 1 and
<code>enable.idempotence</code> is set to false, there is a risk of"
+
" message re-ordering after a failed send due to retries (i.e., if retries are
enabled)."
- +
" Additionally, enabling idempotence requires this config value to be less than
or equal to " + MAX_IN_FLIGHT_REQUESTS_PER_CONNECTION_FOR_IDEMPOTENCE + "."
- +
" If conflicting configurations are set and idempotence is not explicitly
enabled, idempotence is disabled.";
+ +
" Additionally, enabling idempotence requires the value of this configuration
to be less than or equal to " +
MAX_IN_FLIGHT_REQUESTS_PER_CONNECTION_FOR_IDEMPOTENCE + "."
+ +
" If conflicting configurations are set and idempotence is not explicitly
enabled, idempotence is disabled. "
+ +
" Record ordering is preserved when <code>enable.idempotence</code> is set to
true for idempotent "
+ +
" producer (or transactional producer), even when max in-flight requests are
greater than 1 (supported up to 5).";
Review comment:
Hello and thanks for reviewing! The callout about record ordering was
originally requested within Confluent; the same is mentioned at this page:
https://developer.confluent.io/tutorials/message-ordering/kafka.html. We think
this would also benefit AK docs.
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