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Questions tagged [powersave]

37 questions
10
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1 answer

Linux: CPU core shutdown instead of sleep state

In Linux you can shut down CPU cores (or physical CPU's) with echo 0 > /sys/devices/system/cpu/cpu1/online Assuming that the hardware fully turn off the CPU and cuts power to it would it not be better to disabled the cores entirely instead of…
Waxhead
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1 answer

Windows 10 keeps turning displays off 1 minute after I lock the screen

Irrespective of any display and screensaver settings (that are available by default on Windows 10) my display always goes into power save mode one minute after I lock the screen. I frequently lock the machine (Windows-L) when I step away for a…
Armin Sadeghi
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4
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1 answer

laptop mode in Linux vs solid state drive (SSD)

I have a device running Ubuntu 10.04 with SSD drive and want to optimize its power consumption. As far as I understood laptop mode documentation, it is intended for conventional disk drives. Does it make sense to configure laptop mode on Linux…
tommyk
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4
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1 answer

Windows 10 has both battery saver option and power saver plan, what is the difference?

The battery saver option can be clicked in the taskbar on the battery icon. Clicking this dims the screen and, by some sources, disables background Metro-apps. I noticed, 100% screen brightness is darker in battery saver than in normal mode. The…
dimm
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2
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1 answer

HDMI and power saving mode

As documented in this question, I recently bought a new Samsung monitor and connected it to my computer using a HDMI connection; this monitor just doesn't seem to support any power saving mode: it won't shut down when the computer tells it to do so,…
Massimo
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2
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1 answer

Samsung monitor not going into power saving mode

I have recently bought a Samsung LT24D390 TV monitor, which I connected to my computer using a HDMI cable; the video card is a GeForce GTX 560 Ti, the O.S. is Windows 7 x64. The monitor works as expected, but doesn't go into power saving mode when…
Massimo
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When I lock my screen on my MacBook Pro my running application automatically closes after a while

First I must said that I have been asked this question in different form in this topic. but my problem didn't solved yet. When I want my laptop do a long schedule thing (like get all Mac OS X new update (need 7 hours)) and I don't want to sit…
Am1rr3zA
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2
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1 answer

How to identify cause of system lock on debian squeeze?

I have a desktop system at work with debian squeeze installed. Every couple days or so, when I come in in the morning, the system appears to be asleep and won't wake up. I suspect it goes into power save mode and then doesn't receive the wake up…
David Sanders
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2
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1 answer

Wireless printer going offline upon entering power save mode

I recently bought a printer, a Samsung ML1865W wireless laser printer. It works very well, wirelessly until after a while, it goes to power save mode when the printer goes offline. I then cannot connect to the printer (pinging the IP and various…
Regmi
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1 answer

Dell XPS brightness changes automatically even when Intel Power Saving is disabled

How to disable "Intel Display Power Saving Technology"? I'm using a Dell XPS 13 9380 running windows 10 (cry). When a bright image is displayed, the screen brightens. When dark images are on the screen, it dims. The result is constantly changing…
trish pAnda
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1 answer

How to interpret powercfg output and what to do about it

I just now performed this command in the command-line in my Windows 7: powercfg -energy This will analyze the system for 60 seconds and generate an HTML file under your personal folder, detailing errors and warnings. Some errors are kinda stupid, as…
KdgDev
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1
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1 answer

Ubuntu Linux nvidia xserver DPMS working for anybody?

Can the Ubuntu Linux nvidia xserver powermizer feature use DPMS to trigger "Power Saving Mode" in my Acer LCD? I switched this display from my Windows 8 HP machine to my Ubuntu Quantal Compaq machine. Power save on the Windows 8 machine worked fine…
charles ross
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Windows 8 command for putting the computer into sleep

Possible Duplicate: How can I put the computer to sleep from Command Prompt/Run menu in Windows Vista? With shutdown /s /t 0, I can shutdown immediately. But which command I need to switch to put the computer to "sleep"?
Danzzz
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Consolidating network devices to save on power bills

I currently have a Cable modem (with VOIP) which my Dlink DI-614+ (revB) plugs into. Into the Dlink I have my network printer, and my Vonage DLink VOIP box connected. I would love to consolidate down the Cable modem/router/VOIP into fewer devices,…
geoffc
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1
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Switch off Sandy Bridge core(s) in Linux?

I am looking at various laptops at the moment and it's appealing to get a quad core (2720QM) when I need the power (yes, I have an application that can utilize many cores in parallel just fine). But, most of the time those extra cores will just…
chx
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