computer low-power mode, including suspend-to-RAM and suspend-to-disk

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49
votes
1answer
44k views

How to disable auto suspend when I close laptop lid?

I'm using archlinux. It never auto-suspend before a recent system upgrade(maybe I updated the kernel?). I think it is related to laptop-mode or acpid, so I stop them: /etc/rc.d/laptop-mode stop ...
9
votes
3answers
6k views

How to debug a suspend problem?

I used to have Fedora 14 installed on this HP Compaq 610, and the suspend feature worked fine. Now that I've installed Scientific Linux 6.1 suspend doesn't work anymore. How do I debug/fix it?
13
votes
1answer
2k views

How do I make my laptop sleep when it reaches some low battery threshold?

I'm using Ubuntu, but I have i3 as my window manager. Under i3, when my battery reaches 0%, the computer will just abruptly shut down, no warning or anything. Is there a simple script or ...
6
votes
3answers
933 views

How to find reason a notebook wakes up?

I'm having a problem with my notebook suspending, but then waking up when I don't want it to (either immediately, or much later when in the bag - I may have two issues to solve here). But for the ...
7
votes
1answer
2k views

How to run systemd user service to trigger on sleep (aka. suspend, hibernate)?

Based on various sources I have cobbled together ~/.config/systemd/user/screenlock.service: [Unit] Description=Lock X session Before=sleep.target [Service] Environment=DISPLAY=:0 ...
10
votes
4answers
3k views

Suspend/resume single process to/from disk

On occasion, we would like to suspend memory-intensive processes on our Ubuntu and OS X servers to temporarily free up some RAM for other jobs. If all we were worried about was CPU usage, a simple ...
4
votes
1answer
2k views

Run a script after lid is opened

I would like to run a script after my laptop lid is opened. is there anything like rc.local that is run after the laptop wakes up after suspending? I use Ubuntu 12 (I need it because some of the ...
2
votes
1answer
944 views

How to suspend an USB device?

I want to suspend a connected USB device at my pc manually. I tried the following instructions in Debian (Kernel 3.2.0). uname output: Linux debian7-dev-gnome 3.2.0-4-686-pae #1 SMP Debian ...
6
votes
4answers
2k views

Where to put scripts that run when computer is resumed?

I need to lock the screen when my computer is waken up from memory suspend, So I tried to put the following script to /usr/lib/pm-utils/sleep.d and /etc/pm/sleep.d, but it never got executed, ...
5
votes
2answers
293 views

Suspend to RAM not working

I get following error when I try to suspend my laptop: failed to check authorisation: GDBus.Error:org.freedesktop.DBus.Error.Service.Unknown: The name org.freedesktop.PolicyKit1 was not provided by ...
5
votes
3answers
1k views

How do I prevent GNOME suspending while I finish a compilation job

I am trying to build a custom kernel for my machine which is taking a long time to build (as expected). Is it possible to stop my GNOME desktop from suspending the machine until the compilation has ...
5
votes
3answers
446 views

Suspending my laptop breaks ethernet over firewire, are there commands which can fix it?

As mentioned in this question I am using a firewire cable to provide a private network between my laptop and my desktop, because it makes using the screen sharing program synergy much nicer than using ...
1
vote
1answer
473 views

How to trigger mount/umount before/after hibernation?

How to trigger mount/umount before/after hibernation? I use s2disk. Note: Debian
1
vote
2answers
2k views

how to trap a suspend a resume from a bash script

I have a bash script (on osx) running continuously, it currently traps and handles a terminate like so trap onshutdown TERM how can I make trap also handle suspend/resume like trap onsuspend ? ...
3
votes
2answers
2k views

Fedora auto suspend

I am using Fedora 13 and for shutting down and rebooting automatically, we have the following commands: # shutdown -h/-r now Similarly, if I want to make my system go into suspend mode after ...
2
votes
0answers
84 views

Huge battery drain during suspend to ram - 12%/hour - nvidia card doesn't turn off

UPDATE: So I tracked down the issue. It seems the nvidia card powers up right before suspend. This is expected bbswitch behaviour: [ 4195.214014] bbswitch: enabling discrete graphics But for ...
2
votes
1answer
299 views

Locking console when computer suspends/hibernates

In X I've used the following script (from here) to lock the computer with i3lock each time pm-suspend or pm-hibernate are invoked. /etc/pm/sleep.d/00screensaver-lock: #!/bin/sh # ...
2
votes
1answer
989 views

LinuxMint15: Suspend to RAM not working

I just installed LinuxMint15 on an Acer Aspire V3-771G-73638G500Maii. Hibernation works. But suspend to RAM does not. When clicking suspend: After a few seconds the screen goes grey and then off. ...
1
vote
1answer
3k views

Linux Mint 15: Oliva can't wake from suspend/hibernate?

As most issues people have had, I can't wake my laptop from suspend or hibernate mode. The computer goes to the lock screen and then freezes up to the point where the mouse won't move, forcing me to ...