diff --git a/src/internal/motions.cc b/src/internal/motions.cc
index 3b49c6c..349a5ea 100644
--- a/src/internal/motions.cc
+++ b/src/internal/motions.cc
@@ -74,7 +74,9 @@ void Motions::SetMotionCallback(motion_callback_t callback) {
 
         std::lock_guard<std::mutex> _(mtx_datas_);
         motion_data_t data = {imu};
-        motion_datas_.push_back(data);
+        if (motion_datas_enabled_) {
+          motion_datas_.push_back(data);
+        }
 
         motion_callback_(data);
       }
diff --git a/src/uvc/uvc-v4l2.cc b/src/uvc/uvc-v4l2.cc
index afbc7ed..f86a209 100755
--- a/src/uvc/uvc-v4l2.cc
+++ b/src/uvc/uvc-v4l2.cc
@@ -394,7 +394,7 @@ struct device {
           living_count++;
         } else {
           living_count = 0;
-          LOG(INFO) << "UVC pulse detection,Please ignore.";
+          // LOG(INFO) << "UVC pulse detection,Please ignore.";
         }
       }