[arch-general] Resume from suspend in RAM fails

Sean Lynch seanl at literati.org
Thu Jan 16 20:19:00 EST 2014

On Wed, Jan 15, 2014 at 7:43 AM, <nmset at netcourrier.com> wrote:

> Hello,
> Resume from suspend in RAM fails even though I have followed the Arch Wiki
> recommendations, with latest 3.12.7 kernel (and before). The 'resume' hook
> has
> been added for mkinitcpio and the machine goes to suspend from the command
> line (pm-suspend) with no GUI enabled.
> All keyboard and mouse lights are off and the screen is just black with no
> backlight. I can't even login through SSH and can't get any PM debug info.
> It happens on one particular machine only and I'm quite stuck with it.
> Any suggestions to solve this ? I can provide other relevent information if
> required.

I'm pretty sure the "resume" hook is only for resuming from
suspend-to-disk. I had this same problem on a Thinkpad X220 and it turned
out to be an excessively full EFI:
https://wiki.archlinux.org/index.php/Lenovo_ThinkPad_X220 maybe something
similar for you?

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