merlimat commented on code in PR #15033:
URL: https://github.com/apache/pulsar/pull/15033#discussion_r882028551
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pulsar-client/src/main/java/org/apache/pulsar/client/impl/BatchMessageContainerImpl.java:
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@@ -69,8 +69,7 @@ public boolean add(MessageImpl<?> msg, SendCallback callback)
{
messageMetadata.setSequenceId(msg.getSequenceId());
lowestSequenceId =
Commands.initBatchMessageMetadata(messageMetadata, msg.getMessageBuilder());
this.firstCallback = callback;
- batchedMessageMetadataAndPayload =
PulsarByteBufAllocator.DEFAULT
- .buffer(Math.min(maxBatchSize,
ClientCnx.getMaxMessageSize()));
+ batchedMessageMetadataAndPayload =
PulsarByteBufAllocator.DEFAULT.compositeBuffer();
Review Comment:
This approach could result in many buffer expansions when the average buffer
size is larger than the "default" size of allocated buffers.
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