Man1 - deallocvt.1

deallocvt - deallocate unused virtual consoles

deallocvt [/option/…] [/N/ …]

The command deallocvt deallocates kernel memory and data structures for all unused virtual consoles. If one or more arguments N … are given, only the corresponding consoles /dev/ttyN are deallocated.

A virtual console is unused if it is not the foreground console, and no process has it open for reading or writing, and no text has been selected on its screen.

-V, –version

print program version and exit.

-h, –help

show this text and exit.

*chvt*(1), *openvt*(1)