aahmed-se opened a new issue #12151: URL: https://github.com/apache/pulsar/issues/12151
**Describe the bug** ProducerImpl.java use default java semaphores, which don't have bound limit checks calling release successively can lead to overflow. ``` Caused by: java.lang.Error: Maximum permit count exceeded at java.util.concurrent.Semaphore$Sync.tryReleaseShared(Semaphore.java:192) ~[?:1.8.0_275] at java.util.concurrent.locks.AbstractQueuedSynchronizer.releaseShared(AbstractQueuedSynchronizer.java:1341) ~[?:1.8.0_275] at java.util.concurrent.Semaphore.release(Semaphore.java:609) ~[?:1.8.0_275] at org.apache.pulsar.client.impl.ProducerImpl.batchMessageAndSend(ProducerImpl.java:1567) ~[pulsar-client-2.6.0.SPLK.10805379.jar!/:2.6.0] at org.apache.pulsar.client.impl.ProducerImpl.doBatchSendAndAdd(ProducerImpl.java:678) ~[pulsar-client-2.6.0.jar!/:2.6.0] at org.apache.pulsar.client.impl.ProducerImpl.serializeAndSendMessage(ProducerImpl.java:504) ~[pulsar-client-2.6.0.jar!/:2.6.0] at org.apache.pulsar.client.impl.ProducerImpl.sendAsync(ProducerImpl.java:423) ~[pulsar-client-2.6.0.jar!/:2.6.0] at org.apache.pulsar.client.impl.ProducerImpl.internalSendAsync(ProducerImpl.java:279) ~[pulsar-client-2.6.0.jar!/:2.6.0] at org.apache.pulsar.client.impl.PartitionedProducerImpl.internalSendAsync(PartitionedProducerImpl.java:183) ~[pulsar-client-2.6.0.jar!/:2.6.0] at org.apache.pulsar.client.impl.TypedMessageBuilderImpl.sendAsync(TypedMessageBuilderImpl.java:95) ~[pulsar-client-2.6.0.jar!/:2.6.0] at org.apache.pulsar.client.impl.ProducerBase.sendAsync(ProducerBase.java:69) ~[pulsar-client-2.6.0.jar!/:2.6.0] ``` -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
