Questions related to power management, particularly power saving measures.

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0
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1answer
346 views

Dell Inspiron 5520 fan always working

I was trying to find a solution for my problem, but without any success. Namely, I decided to move to Ubuntu system (from windows 8) and I installed latest one for my laptop (12.04 LTS). I installed ...
1
vote
0answers
96 views

Fan is working on AC power without stop while graphic card is on power-saving mode and laptop-mode is running

I've installed fglrx and laptop-mode on my 13.10. My graphic card is a hybrid and the power-saving graphic card is activated but the fan never stops on AC power. Actually when I remove the AC power ...
7
votes
2answers
2k views

13.10 hangs on waking from suspend except when suspended from console

I know waking from suspend is an issue, but this looks like a separate bug. When I suspend 13.10 on HP Pavillion dv6 (AMD 6770M/fglrx 13.10.10) from x, it suspends normally but freezes when waking. I ...
2
votes
1answer
73 views

Shutdown incomplete when the lid is closed after pressing shutdown

I press shutdown button and if the lid is closed before the shutdown process end, this one resumes after I reopen the lid
1
vote
1answer
1k views

How to let screen time out on sign in screen

I have Ubuntu 13.10 set up on an older PC. If I am logged in as a user, then the screen timeout and power saving mode works as expected. However, if nobody is logged in, the screen never times out, ...
0
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0answers
24 views

Ubuntu screen blinks and turns off

I'm using ubuntu 10.10,sometime screen just blinks and turns off system,after about 5 seconds log-in screen appears results in loosing everything I was working previously. Can any one helpme out...? ...
2
votes
1answer
180 views

Does TLP dynamically change according to power source?

I know that TLP automatically starts when the system boots up, but I wonder if it dynamically changes according power source. For example, when I manually type sudo tlp start when I'm running my ...
0
votes
0answers
186 views

Kernel resetting SATA link

On current (k)ubuntu saucy I see occasionally on my Lenovo Thinkpad T520 with dmesg: [23391.818508] ata4: exception Emask 0x10 SAct 0x0 SErr 0x4040000 action 0xe frozen [23391.818513] ata4: irq_stat ...
0
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0answers
32 views

How to choose a power setting in Granola using the command line?

I guess the title says it all. I am using 13.04 and I have a package installed called granola. It is a power management system (I think it is no longer in the repos). It has the commands granola, ...
1
vote
2answers
474 views

Laptop doesn't suspend when lid is closed

I have LTS Ubuntu 12.04 and when I close my lid the screen goes black but doesn't suspend because I can feel it getting warmer as if it was processing something. When I open it back up after an hour, ...
0
votes
0answers
683 views

Ubuntu 12.04 with LXDE shows no energy options

I am using Ubuntu 12.04 on which I installed LXDE by running sudo apt-get install lxde. I am currently using the lxde desktop. The problem is, that I can't find the energy settings. I need to ...
2
votes
1answer
1k views

How do I stop Xubuntu 13.10 from suspending when I close lid?

I just upgraded to 13.10 and tried configuring at the Settings Manager, but it doesn't seem to work. So I tried configuring xfce4-power-manager/lid-action-on-ac and it didn't work eiter. Then, at ...
2
votes
3answers
409 views

How to disable screen and powersaving during Video Playback

So I have noticed, even going back to Ubuntu 11.xx releases the screen for some ungodly reason dims itself while a video is playing. Iv'e even observed the thing go into sleep mode with the audio ...
2
votes
2answers
1k views

Change power button to 'Ask' in Xubuntu 13.10

I have recently installed Xubuntu 13.10 on my Vaio vpcea making me a Linux beginner. The problem is that laptop's power button is right on the edge of the bezel making it far too easy to press ...
0
votes
1answer
70 views

Power Consuming by Power statistics

Does the power axis in power-time curve in 'power statistics' application denotes to watt per hour ?
0
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0answers
22 views

Knowing how much energy my computer consumes per houre [duplicate]

Is there a way to find out how much energy my computer is using? My friend tells me that Ubuntu has a 'power statistics' application to do this. Is this correct and if so how do I use it?
0
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0answers
49 views

Why does my desktop say battery level critical and then hibernate the moment it starts?

The system will not stay up long enough to logging and see whats going on. Anyone got any ideas ?
1
vote
0answers
106 views

Ubuntu don't see when my power cable is unplugged

i'm under Ubuntu 13.10, and i've a problem of energy management : when I remove the power cable, Ubuntu don't realise it, so it does not inform me about the battery state. It displays 100% battery ...
1
vote
0answers
204 views

Xubuntu 13.10 power button handling not working

I already searched for a solution about this issue but the one i found is not working for me. I already edited /etc/systemd/logind.conf HandlePowerKey=ignore HandleSuspendKey=ignore ...
6
votes
2answers
3k views

Closing laptop lid suspends Lubuntu, since upgrade

I recently upgraded my Lubuntu from 13.04 to 13.10. I have my xfce-power-manager set on the lock screen action on lid close, but closing the lid still suspends the laptop in 13.10. How can I set it ...
0
votes
0answers
82 views

manually changing power script to never shut off monitor

After a recent update my Ubuntu 12.04 LTS now powers off the monitor after 10 minutes of idle time. The power setting are set to "never" shut down. This update was sent out today also mess other ...
4
votes
1answer
1k views

Xubuntu 13.10 shuts down without asking when power button pressed

Since I upgraded to Xubuntu 13.10, I can't seem to make the power button bring up the xfce shutdown dialog. I never had this problem on 13.04, but even after a clean install it persists. When I use ...
0
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0answers
166 views

Shut down Netbook by closing lid in ubuntu 13.10

My wife has an Acer Aspire One (with the SSD Card and an SD expansion card). It has never been able to hibernate or suspend, always creating errors and occasionally trashing the data on the SD card, ...
1
vote
1answer
901 views

Xfce Power Manager on Xubuntu 13.10 doesn't work

The problem is that its actually works, but something works with Xfce Power Manager at the same time. For example, I set that if I pressed Suspend button (on my Lenovo B560 its Fn+F2 hotkey) then ...
4
votes
3answers
12k views

How to enable hibernate on Ubuntu 13.10? [duplicate]

Something I usually do after installing Ubuntu is reactivate the hibernation function. I find it quite useful to function for the more energy concious. Typically, I'd complete the instructions in ...
0
votes
1answer
130 views

power method script not running on startup

I recently made this entry asking about power profile. I followed the instructions which were liked in the answer. It worked. However it is not longer working after I reinstalled grub. This is what I ...
1
vote
0answers
270 views

13.10 Desktop - Stop Suspension on Lid Closure

I'm having a problem with power management settings on my ASUS K52-F Laptop. Upgraded from 13.04 to 13.10 earlier today; closing the laptop lid puts the laptop into suspension (even on AC Power - ...
0
votes
1answer
108 views

How can I change my graphics card power profile?

The fan on my card is noticeably louder in ubuntu than in windows. I suspect this is because it's running on a medium / high power profile, how can I change it to low? Video card: Radeon 9670
10
votes
2answers
8k views

Suspend problems in 13.10 [closed]

I have some problems on my asus notebook since I upgraded to Ubuntu 13.10: Networking (wifi and lan) won't work after resume from suspend. I've seen many posts about this but they wouldn't work for ...
0
votes
0answers
192 views

Wireless power management now permanently on in 13.10

I updated to 13.10 yesterday and noticed that wireless power management is on permanently, effectively making my internet connection uselessly slow. I previously had edited /etc/rc.local and added ...
0
votes
0answers
337 views

Lost power during ubuntu 13.10 upgrade but everything works

I've been upgrading my ubuntu to 13.10 and forgot to plug it into a power resource. Just the second I entered the room to check on the upgrade I saw an unfinished installation and the moment it shut ...
0
votes
1answer
165 views

Wi-fi goes out after my computer suspends

First off, in 13.10, there is no hibernate option in the power setting. And even then, when I change the setting they don't stay saved like they did in 13.04. But my main problem is when I wake my ...
0
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0answers
56 views

I have power manage problem

My laptop is Toshiba Portage M600, After the installing of Ubuntu 13.10, power button and wifi network does not work properly(it become freeze) after the suspend. When I used Ubuntu 13.04, it worked ...
27
votes
3answers
15k views

Hibernation is still missing from menu in 13.10 after enabling via polkit. How to enable?

I know that since 12.04, we need to add a policykit rule to enable hibernation (see question How to enable hibernation? and the Official Documentation). I can successfully bring my laptop into ...
2
votes
1answer
301 views

Ubuntu Heating Up, Continuos Fan, Hadoop Installation Worries on AMD 64

I have a laptop, Model: Compaq Presario CQ40, RAM: 2.7 GB RAM, Processor: AMD Athlon X2 Dual Core QL - 64*2, Ubuntu 12.04.3 LTS 64 bit and Windows Vista 32 bit (Factory Installed) My laptop gets ...
0
votes
0answers
367 views

Ubuntu 13.10 power option?

I used to have Ubuntu 13.04 but yesterday I upgraded to 13.10. But I used to have power button at the upper right corner after time display, now its not there. It was like Drop Down Menu. Does anyone ...
12
votes
2answers
8k views

Ubuntu Server 13.10 now goes to sleep when closing laptop lid

I recently upgraded to the latest version (13.10). I have it running on an old laptop. Since the upgrade, whenever I close the laptop lid, it goes to sleep mode. Any idea on how to fix? I've ...
2
votes
4answers
13k views

Jupiter in Ubuntu 13.10 (Laptop Overheating)

I was wondering if Jupiter (Interface for display, power and device control) will work in Ubuntu 13.10, because my laptop (Toshiba Satellite C855D, AMD A6-4400M with Radeon HD Graphics running Ubuntu ...
1
vote
2answers
361 views

/etc/pm/power.d scripts not executing after update to 13.10

I recently updated to Ubuntu 13.10 and realized that scripts in /etc/pm/power.d do not fire anymore. Has something changed in the way pm-utils work? Is there any way to make it work. I have a script ...
1
vote
2answers
796 views

Ubuntu 13.10, bumblebee and power management problem

First of all my laptop is asus n55sf with ubuntu 13.10. I've installed bumblebee and it's working quite good (I've tried e.g. optirun firefox and it's working fine). Right now I have problem with ...
0
votes
0answers
104 views

Sony Vaio VPCEA25FG overheating with ubuntu

I am using a 'Sony Vaio VPCEA25FG' laptop, which is overheating quickly, when i work in ubuntu, but if i switch to windows 8 then it works nicely. My laptop is with ATI RADEON graphics card. My ...
1
vote
0answers
77 views

Disabling monitor power save in Ubuntu 11.10 [closed]

I know the question that I have posted seems repetitious based on the fact that there are several answers out there. The problem is that I have tried all that I could find and none of them work with ...
1
vote
0answers
296 views

Battery Not Present XPS 15z U13.10

So I recently reopened my old laptop which was running ubuntu 12.04 lts. When I opened it, i noticed the battery was stated has ''Not Present'' in the top menu bar. When I click on that label, it ...
2
votes
0answers
45 views

Viewing UPS status using apcupsd in net mode?

I have a headless server running apcupsd attached to an APC UPS. I also have several workstations running apcupsd in "net" mode to communicate with it. Is there a way I can configure the Power ...
2
votes
1answer
83 views

Ubuntu 13.04 on Gateway NV57H44u turns monitor idle even when told not to

The screen is shutting off when power settings are NOT set to make it turn off. I am running Ubuntu 13.04 on an Gateway NV57H44u. For some reason my screen keeps going to sleep (going blank) after 10 ...
0
votes
0answers
153 views

Advanced power settings, - shutdown after being in suspend mode

Ubuntu keeps completely draining my battery when it is in suspend mode and the lid is closed, I suspect this may be a problem, as it has happened (occasionally) on two of my laptops both running ...
0
votes
0answers
70 views

GNOME Power Manager issue. How to fix?

I am using ubuntu for business. I don't know what happened, but now my computer does not open. There is a message on the down right side of the computer that reads: Install problem The configuration ...
0
votes
1answer
258 views

/dev/rtc0 not enabled for wakeup events and Cannot write '0' to /sys/class/rtc/rtc0/wakealarm

I am having Ubuntu 13.04 desktop 64bit When running rtcwake -s 30 , I get following results: rtcwake: assuming RTC uses UTC ... rtcwake: open failed: /sys/class/rtc/rtc0/device/power/wakeup: No such ...
1
vote
0answers
58 views

improve battery life by freezing (unload from cpu & memory) unused programs [closed]

I'm using ubuntu 12.04 + Gnome 3.6 on a laptop, a lot of times I would have 12+ windows spreaded amoung five or six workspaces. However most of the times I would just use a few programs located on one ...
1
vote
1answer
56 views

No battery indicator when logged in as second (non-sudo) user

I'm using Ubuntu 12.04 with Unity. I have a setup with two users, one with sudo privileges for admin use, and one without for daily use. When logged in as the non-privileged user, there's no battery ...