Robot Operating System Cookbook

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ROS Kinetic provides two major GUI tools to manage the logging message rqt_logger_level, to set the logging level of the nodes and rqt_console, which is used to visualize, filter, and analyze the logging messages. In this section, we will learn how to use these tools:

$ roslaunch chapter4_tutorials program3.launch

The following command will start the program3 example node. Alternatively, we could run the rqt_console tool:

$ rosrun rqt_console rqt_console

The following window will be open:

GUI tool rqt_console

In the preceding screenshot, we can see the logging message in the rqt_console GUI, which is where messages are collected ...