luo@luo-ThinkPad-W530:~$ roslaunch j2s7s300_moveit_config j2s7s300_demo.launch ... logging to /home/luo/.ros/log/d4e19cd4-ec05-11e9-acd6-a41731f87155/roslaunch-luo-ThinkPad-W530-22398.log Checking log directory for disk usage. This may take awhile. Press Ctrl-C to interrupt Don...