[Bug] about metrics bug

Search before asking

• I searched in the issues and found nothing similar.

Version

2.8.4 java8 linux

Minimal reproduce step

1. Create springboot program integrated with pulsar2.8.4
2. Produce and consume at the same time
3. Modify the code and restart repeatedly during the consumption process
4. Check the status of the topic on the pulsar manage page and check the interface response data. It is found that msgInCounter in the response data is less than msgOutCounter in the subscriber.

What did you expect to see?

msgInCounter is equal to or greater than msgOutCounter

What did you see instead?

Check the status of the topic on the pulsar manage page and check the interface response data. It is found that msgInCounter in the response data is less than msgOutCounter in the subscriber.

Anything else?

No response

Are you willing to submit a PR?

• I'm willing to submit a PR!