dbus-daemon:tldr:aa659

The command dbus-daemon --print-pid is used to start the D-Bus message bus daemon and print the process ID (PID) of the daemon.

Here's the breakdown of the command:

• dbus-daemon: This is the executable program responsible for running the D-Bus message bus daemon. It is typically installed on Linux systems and acts as an intermediary for communication between different applications.

• --print-pid: This is a command-line option or argument passed to the dbus-daemon program. When used, it instructs the daemon to print its process ID (PID) to the console or terminal.

By executing dbus-daemon --print-pid, you will start the D-Bus message bus daemon and immediately see the PID assigned to it, which can be useful for various purposes, such as monitoring or managing the daemon process.