# phpman > man > DEALLOCVT(1)

[DEALLOCVT(1)](https://www.chedong.com/phpMan.php/man/DEALLOCVT/1/markdown)                           General Commands Manual                          [DEALLOCVT(1)](https://www.chedong.com/phpMan.php/man/DEALLOCVT/1/markdown)



## NAME
       deallocvt - deallocate unused virtual consoles

## SYNOPSIS
       **deallocvt** [_option_...]  [_N_ ...]

## DESCRIPTION
       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.

## OPTIONS
       _-V,_ _--version_
              print program version and exit.

       _-h,_ _--help_
              show this text and exit.

## SEE ALSO
       [**chvt**(1)](https://www.chedong.com/phpMan.php/man/chvt/1/markdown), [**openvt**(1)](https://www.chedong.com/phpMan.php/man/openvt/1/markdown)





kbd                                          17 Mar 1997                                [DEALLOCVT(1)](https://www.chedong.com/phpMan.php/man/DEALLOCVT/1/markdown)