GRPC client stream API

 Hey everyone,
I’m building an API with GRPC which currently looks like this:
“`

service MyService {
  rpc sendMessageStream(stream MyRequest) returns(MyResult){};
}

“`
If the client invokes the GRPC API but never invokes the onCompleted method, will it occupy server-side memory resources?  

The server is implemented in Java, and the client may be python, Java or C++.

The dependency versions introduced by the server are as follows: