[Ilugc] One Day One GNU/Linux Command (CHVT)

Vivek Rajagopalan vivek at unleashnetworks.com
Sat Dec 6 12:34:06 IST 2008


Useful command, but I get this error:

$ chvt 2
Couldnt get a file descriptor referring to the console

Ctrl Alt F2 works fine

Bharathi Subramanian wrote:
> One Day One GNU/Linux Command 
> =============================
>
> chvt -- CHange foreground Virtual Terminal.
>
> Summary:
>
> In GNU/Linux OS, be default, 6 virtual text mode console terminals
> will be running. User can switch between this terminals using Left 
> Side Ctrl + Alt + FunKey(1 - 6).
>
> chvt command is also used to switch between this terminals. It can 
> be used in shell scripts.
>
> Examples:
>
> $ chvt 1 -- Switch from current terminal to /dev/tty1.
>
> $ chvt 2 -- Switch from current terminal to /dev/tty2.
>
> Read: man chvt
>
> TIP: Screen Dump in Text console.
>
> # sudo cat /dev/vcs2 > scrdump.txt  -- Take the screen dump of 
>                                 /dev/tty2 in scrdump.txt file.
>
> HTH :)
> --
> Bharathi S
>
>
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