[ltp] x250: Intel Rapid Start works but has quirks

Axel Braun axel.braun at gmx.de
Fri Dec 20 09:21:05 CET 2019

Am Donnerstag, 19. Dezember 2019, 12:00:02 CET schrieb linux-thinkpad

> Date: Wed, 18 Dec 2019 22:12:45 +0100
> From: Florian Reitmeir <florian at reitmeir.org>
> To: linux-thinkpad at linux-thinkpad.org
> Subject: Re: [ltp] x250: Intel Rapid Start works but has quirks
> Message-ID: <2878e17d-d860-49bc-8d98-65da256c23c4 at reitmeir.org>
> Content-Type: text/plain; charset=utf-8
> Am 18.12.2019 um 13:53 schrieb Axel Braun:
> > Date: Sun, 15 Dec 2019 14:11:25 +0200
> >
> >> Of course I could just use Linux' own hibernation, but with IRS I can
> >> save a few seconds when waking up.
> >
> > Ask yourself why you want to use hibernation.
> > Energy consumption in stand-by is pretty low over days, I see no real
> > benefit in using hibernation. As a consequence, I just close the lid for
> > 'Suspend to RAM'. Only in rare cases hibernation makes sense. And then I
> > can affort a few seconds more
> hibernation is useful, because you don't have to think about the battery
> level, you can always just close the lid, and never think about battery,
> never loose data.

My ThinkPad T520 is now 8 years old, runs like hell, just the battery is down
to 36% capacity. But this is still enough for days in S2RAM

> with ssd hibernation is nearly as fast as suppend-to-ram, and hybrid
> ways like intel rapid are extrem fast, because the system first does a
> suspend, and if the suspend
> lasts longer, it does a hibernation, so as user you never have to wait
> for hibernation.

Maybe its my age, but this second more or less does not bother me. Nor do boot
times, as I only do this now or then - mostly after an interesting update hits
Tumbleweed, and this includes usually a new kernel


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