Current state: Accepted
ISSUE: design issue #6350. Fix #5976 #6098 #6110 #6236 .
PRs:
Keywords: Connection Manager, Component startup
Released:
Summary
Add a ConnectionManager to manage and monitor grpc Connection client. And with ConnectionManager, we will unified component startup process.
Problem:
- The startup logic of each component is not uniform.
- The method call of the grpc client cannot be stopped by client.stop(), and the total connection time is too long due to the execution of the serial grpc connection.
- In the method recall process, the server can not know other servers’ unregistration, leading to the low latency before a method fails.
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