[Devel] [PATCH rh7] tty: vzcon -- Add container dummy console support

Cyrill Gorcunov gorcunov at virtuozzo.com
Wed Jun 17 02:19:49 PDT 2015


On Wed, Jun 17, 2015 at 12:13:48PM +0300, Vladimir Davydov wrote:
> 
> Could you please explain the difference between vtty and standard pty in
> PCS6? In other words, why was vtty introduced initially? Why couldn't we
> just use a pty instead?

The main difference is that vtty doesn't block when there is no space
left in tty buffer, but simply trows data out. That's the reason why
vtty has been introduced in first place I think.

	Cyrill



More information about the Devel mailing list