gRPC 0 OK vs 1 CANCELLED
Both gRPC 0 (OK) and 1 (CANCELLED) belong to the gRPC Status Codes category. 0 indicates that the operation completed successfully. Not an error; returned on success. Meanwhile, 1 means that the operation was cancelled, typically by the caller.
描述
The operation completed successfully. Not an error; returned on success.
何时出现
The RPC completed without any issues. This is the expected response for every successful gRPC call.
如何修复
No fix needed — this indicates everything worked correctly.
描述
The operation was cancelled, typically by the caller.
何时出现
The client explicitly cancelled the RPC, or a deadline or context cancellation propagated to the server before it could finish processing.
如何修复
If unexpected, check whether the client is setting too-short deadlines or if cancellation is being triggered inadvertently in your call chain.
主要区别
gRPC 0: The operation completed successfully. Not an error; returned on success.
gRPC 1: The operation was cancelled, typically by the caller.
You encounter 0 when the RPC completed without any issues. This is the expected response for every successful gRPC call.
You encounter 1 when the client explicitly cancelled the RPC, or a deadline or context cancellation propagated to the server before it could finish processing.
何时使用哪个
For 0 (OK): No fix needed — this indicates everything worked correctly. For 1 (CANCELLED): If unexpected, check whether the client is setting too-short deadlines or if cancellation is being triggered inadvertently in your call chain.