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guoyu07 · Aug 14, 2015 · 80bd4c5 · 80bd4c5
1 parent e1eaac2
commit 80bd4c5
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/health/health.go b/health/health.go
@@ -27,6 +27,7 @@ func (s *HealthServer) Check(ctx context.Context, in *healthpb.HealthCheckReques
 	s.mu.Lock()
 	defer s.mu.Unlock()
 	if in.Service == "" {
+		// check the server overall health status.
 		return &healthpb.HealthCheckResponse{
 			Status: healthpb.HealthCheckResponse_SERVING,
 		}, nil