3w

Results 3 issues of 3w

![image](https://github.com/user-attachments/assets/9efdb491-cc4e-4335-8f40-499ae355fa72) The scenario involves a large number of calls to the addBatch method, Then use jmap to view heap memory,has lots of char[],although they are all unreachable objects that can...

question
jdbc-v1
jdbc-v2

For each event, a task will be submitted to the callTimeoutPool thread pool during append, and then the future.get method will be used to obtain the result. This may cause...