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[fix][doc] fix doc related to chunk message feature. #24023

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Feb 26, 2025
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[fix][doc] fix doc related to chunk message feature. #24023

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7 changes: 3 additions & 4 deletions pulsar-client-api/src/main/java/org/apache/pulsar/client/api/ProducerBuilder.java
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Expand Up @@ -328,12 +328,11 @@ public interface ProducerBuilder<T> extends Cloneable {
* of the pulsar producer and consumer is recommended to use this feature:
*
* <pre>
* 1. This feature is currently only supported for non-shared subscriptions and persistent topics.
* 2. Disable batching to use chunking feature.
* 3. Pulsar-client stores published messages in buffer cache until it receives acknowledgement from the broker.
* 1. Disable batching to use chunking feature.
* 2. Pulsar-client stores published messages in buffer cache until it receives acknowledgement from the broker.
* Therefore, it's best practice to reduce the "maxPendingMessages" size to avoid the producer occupying large
* amounts of memory with buffered messages.
* 4. Set message-ttl on the namespace to clean up incomplete chunked messages.
* 3. Set message-ttl on the namespace to clean up incomplete chunked messages.
* (If a producer fails to publish an entire large message, the consumer will be unable to consume and acknowledge
* those messages. These messages can only be discarded by message TTL or by configuring
* {@link ConsumerBuilder#expireTimeOfIncompleteChunkedMessage}.
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