When bash scripting, a useful command is logger. The logger command allows you to “make entries in the system log.” When using the logger command, you can write to your own entries to the system log. To show how this command works, we’re going to open two terminal windows, preferably side-by-side. In one window, we’re going to look at the output of the system.log file interactively using the tail command with the -f option tail -f /private/var/log/system.log In the other window, we’re going to simply enter the logger command followed by the word frogger: logger frogger This will show you an entry similar to the following: Jun 3 00:34:44 ce.pretendco.com…