dm-tool

1. The dm-tool is a command-line tool used in Linux-based operating systems.
2. It stands for Display Manager Tool and is mainly used for managing X sessions and display managers.
3. This tool provides various functionalities to perform tasks related to X sessions and display management.
4. One of its primary uses is to lock the screen or switch users on an X session.
5. Users can lock the screen by running the "dm-tool lock" command, which prevents unauthorized access to their session.
6. The "dm-tool switch-to-user " command allows switching to another user's X session without logging out.
7. It also provides a "dm-tool list-seats" command to list all available seats and their associated X sessions.
8. The "dm-tool add-nested-seat" command allows creating nested X sessions within an existing X session.
9. It supports other commands like "dm-tool show-session " to display information about a specific session and "dm-tool list-users" to list all logged-in users.
10. The dm-tool is primarily used by system administrators and power users who need to manage display sessions and user switching efficiently.