[Bug] Adjust ack number condition in GroupTransferService#doWaitTransfer #9642
Description
Before Creating the Bug Report
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I found a bug, not just asking a question, which should be created in GitHub Discussions.
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I have searched the GitHub Issues and GitHub Discussions of this repository and believe that this is not a duplicate.
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I have confirmed that this bug belongs to the current repository, not other repositories of RocketMQ.
Runtime platform environment
Windows
RocketMQ version
Master
JDK Version
jdk8
Describe the Bug
The number of ackNums running to GroupTransferService must be greater than or equal to 2. This is to handle the case where there is only one slave node. If it is less than 1, the code in the if statement will never be executed.
Steps to Reproduce
req.getAckNums() == 2
What Did You Expect to See?
Run this code
What Did You See Instead?
This code is invalid and will not run.
Additional Context
No response