wolfstudy commented on a change in pull request #289:
URL: https://github.com/apache/pulsar-client-go/pull/289#discussion_r442616509
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File path: pulsar/consumer_impl.go
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@@ -74,6 +74,11 @@ func newConsumer(client *client, options ConsumerOptions)
(Consumer, error) {
options.ReceiverQueueSize = 1000
}
+ // disable receiver queue if queue size is negative
+ if options.ReceiverQueueSize < 0 {
+ options.ReceiverQueueSize = 0
+ }
Review comment:
This is related to the flow mechanism of messages in pulsar. By default,
the value of the receiveQueueSize is 1000
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