ableegoldman commented on a change in pull request #10690:
URL: https://github.com/apache/kafka/pull/10690#discussion_r632788590
##########
File path:
clients/src/main/java/org/apache/kafka/clients/producer/ProducerConfig.java
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@@ -247,9 +248,10 @@
public static final String ENABLE_IDEMPOTENCE_DOC = "When set to 'true',
the producer will ensure that exactly one copy of each message is written in
the stream. If 'false', producer "
+ "retries due to
broker failures, etc., may write duplicates of the retried message in the
stream. "
+ "Note that enabling
idempotence requires <code>" + MAX_IN_FLIGHT_REQUESTS_PER_CONNECTION + "</code>
to be less than or equal to 5, "
- + "<code>" +
RETRIES_CONFIG + "</code> to be greater than 0 and <code>" + ACKS_CONFIG +
"</code> must be 'all'. If these values "
+ + "<code>" +
RETRIES_CONFIG + "</code> to be greater than 0, and <code>" + ACKS_CONFIG +
"</code> must be 'all'. If these values "
+ "are not explicitly
set by the user, suitable values will be chosen. If incompatible values are
set, "
- + "a
<code>ConfigException</code> will be thrown.";
+ + "a
<code>ConfigException</code> will be thrown. With an idempotent producer,
setting the <code>" + MAX_IN_FLIGHT_REQUESTS_PER_CONNECTION
+ + "</code> greater
than 1 will not break ordering guarantees.";
Review comment:
will do
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