@marguedas Just verified, after set PYTHONOPTIMIZE > export PYTHONOPTIMIZE=0 The FPS of python code increased, the result is very close with C++. --- [Visit Topic](https://discourse.ros.org/t/image-and-pointcloud2-performance-issue-on-ros2-python/5391/9) or reply to this email to respond. If you do not want to receive messages from ros-users please use the unsubscribe link below. If you use the one above, you will stop all of ros-users from receiving updates. ______________________________________________________________________________ ros-users mailing list ros-users@lists.ros.org http://lists.ros.org/mailman/listinfo/ros-users Unsubscribe: