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Posted to commits@pulsar.apache.org by GitBox <gi...@apache.org> on 2020/07/29 07:41:53 UTC

[GitHub] [pulsar] codelipenghui opened a new issue #7680: Pending acks uses lots of heap memory in consumer

codelipenghui opened a new issue #7680:
URL: https://github.com/apache/pulsar/issues/7680


   **Describe the bug**
   ![image](https://user-images.githubusercontent.com/12592133/88621285-a0573200-d0d2-11ea-9e1c-8f51f6581b14.png)
   
   As the image shows, a consumer uses more than 2MB heap memory to maintain the pending acks.
   **To Reproduce**
   Steps to reproduce the behavior:
   This problem can reproduce when doing some performance tests and especially when the batch is disabled.
   
   **Expected behavior**
   Reduce the heap memory usages for the pending ack of the consumer
   
   **Additional context**
   Pulsar 2.6.0


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