[Bug] Should exec callback in the new Pop based on rocksdb impl

[lizhimins]

Before Creating the Bug Report

• I found a bug, not just asking a question, which should be created in GitHub Discussions.

• I have searched the GitHub Issues and GitHub Discussions of this repository and believe that this is not a duplicate.

• I have confirmed that this bug belongs to the current repository, not other repositories of RocketMQ.

Runtime platform environment

Linux 5.19

RocketMQ version

5.3.2-5.3.3

JDK Version

JDK11

Describe the Bug

[Bug] Should exec callback in the new Pop based on rocksdb impl

Steps to Reproduce

None

What Did You Expect to See?

Broker should export metrics as expected

What Did You See Instead?

When the accumulation amount is 0, no accumulation amount metrics are output.

Additional Context

No response