Re: [PATCH linux-next V2] tty: Disable default console blanking interval

From: Scot Doyle
Date: Wed Mar 22 2017 - 21:39:25 EST


On Wed, 22 Mar 2017, Tim Gardner wrote:
> BugLink: http://bugs.launchpad.net/bugs/869017
>
> Console blanking is not enabling DPMS power saving (thereby negating any
> power-saving benefit), and is simply turning the screen content blank. This
> means that any crash output is invisible which is unhelpful on a server
> (virtual or otherwise).
>
> Furthermore, CRT burn in concerns should no longer govern the default case.
> Affected users could always set consoleblank on the kernel command line.

Does screen blanking save some power by disabling the cursor blink?