Re: [I] [Bug] Transaction producer didn't receive CheckTransacationState request of pending message [rocketmq]

[via GitHub]

redlsz commented on issue #8316:
URL: https://github.com/apache/rocketmq/issues/8316#issuecomment-3279333336

   > > <img alt="image" width="1460" 
src="https://private-user-images.githubusercontent.com/103550934/341330429-d2c4ae89-a555-431e-9e95-2643a20b8047.png?jwt=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTUiLCJleHAiOjE3NTc1NzU1NTYsIm5iZiI6MTc1NzU3NTI1NiwicGF0aCI6Ii8xMDM1NTA5MzQvMzQxMzMwNDI5LWQyYzRhZTg5LWE1NTUtNDMxZS05ZTk1LTI2NDNhMjBiODA0Ny5wbmc_WC1BbXotQWxnb3JpdGhtPUFXUzQtSE1BQy1TSEEyNTYmWC1BbXotQ3JlZGVudGlhbD1BS0lBVkNPRFlMU0E1M1BRSzRaQSUyRjIwMjUwOTExJTJGdXMtZWFzdC0xJTJGczMlMkZhd3M0X3JlcXVlc3QmWC1BbXotRGF0ZT0yMDI1MDkxMVQwNzIwNTZaJlgtQW16LUV4cGlyZXM9MzAwJlgtQW16LVNpZ25hdHVyZT03NjU2NDBiZGVjN2I3YjhhOWIxZDgwYjc0MDBjYzE2ODdhYjZhMmZlZWFhNDVhOTkzN2NhZGY4MGY0ZTY1MjJiJlgtQW16LVNpZ25lZEhlYWRlcnM9aG9zdCJ9.A7Al7Ufhir4Gv8Sn6CXbuzha8MgRJqlzd_FNPzuPLUI";>
   > > Transaction log indicates that the broker cannot find producer channel 
when trying to call client CheckTransactionState.
   > > <img alt="image" width="1907" 
src="https://private-user-images.githubusercontent.com/103550934/341343991-63d25af2-292d-4d8e-92f8-18920eef3078.png?jwt=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJpc3MiOiJnaXRodWIuY29tIiwiYXVkIjoicmF3LmdpdGh1YnVzZXJjb250ZW50LmNvbSIsImtleSI6ImtleTUiLCJleHAiOjE3NTc1NzU1NTYsIm5iZiI6MTc1NzU3NTI1NiwicGF0aCI6Ii8xMDM1NTA5MzQvMzQxMzQzOTkxLTYzZDI1YWYyLTI5MmQtNGQ4ZS05MmY4LTE4OTIwZWVmMzA3OC5wbmc_WC1BbXotQWxnb3JpdGhtPUFXUzQtSE1BQy1TSEEyNTYmWC1BbXotQ3JlZGVudGlhbD1BS0lBVkNPRFlMU0E1M1BRSzRaQSUyRjIwMjUwOTExJTJGdXMtZWFzdC0xJTJGczMlMkZhd3M0X3JlcXVlc3QmWC1BbXotRGF0ZT0yMDI1MDkxMVQwNzIwNTZaJlgtQW16LUV4cGlyZXM9MzAwJlgtQW16LVNpZ25hdHVyZT1kYWNmYzI5MGI4NmFhMzAwZjRmYTczNTIxOGQ0MDIzNjZjYjNiOWI5MDg2ZTI5MzlmODkxZWU3ODQyYjFiMmFhJlgtQW16LVNpZ25lZEhlYWRlcnM9aG9zdCJ9.rUyoZFFNAI_RLA5tlrumlDrztL5zu9ADKjhrvbrtB-E";>
   > > In this case, the producer send message before its first heartbeat, 
which causes offline misjudgement when scanning at 
ClusterTransactionService#scanProducerHeartBeat. Eventually, this producer will 
not be registered to brokers.
   > 
   > Hi [@redlsz](https://github.com/redlsz) , does this system never do a 
transaction check? For instance, after the producer registers by sending a 
heartbeat?
   
   @RongtongJin Hi. The remoting producer of this case hasn't send any more 
messages for a period time, which casues no chance for produer group to be 
added to groupClusterData again.


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