Questions tagged [powersave]
The powersave tag has no usage guidance.
39
questions
12
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1
answer
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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 ...
- 381
10
votes
1
answer
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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 ...
- 1,260
4
votes
1
answer
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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 ...
- 149
4
votes
1
answer
1k
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laptop mode in Linux vs solid state drive (SSD) [closed]
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 ...
- 141
2
votes
1
answer
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Side effects of lowering minimum processor state under power options to 5% for AMD Ryzen CPU
I recently switched from Intel CPU to AMD Ryzen 7 2700x CPU. For Intel CPU, under "power options"->"processor power management"->"minimum processor state", the default is 5%. For AMD using the "AMD ...
- 473
2
votes
1
answer
2k
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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 ...
- 21
2
votes
1
answer
5k
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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'...
- 2,639
2
votes
1
answer
3k
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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 ...
- 2,639
2
votes
1
answer
100
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External hard drive unmounts when spun down
I'm using a Raspberry Pi 5 with an external hard drive connected via USB 3. On boot, it is mounted with the following entry in /etc/fstab:
LABEL=external /mnt/external ext4 defaults,noatime,nofail 0 2
...
- 21
2
votes
2
answers
1k
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How to run a command/process through Linux systemd after screen wake up?
I have an old Linux problem without any solution so maybe you can help me please?!
Are there any possibilites to run a cli command/start a process through any systemd handled event after screen wake-...
2
votes
1
answer
6k
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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 ...
- 855
2
votes
1
answer
353
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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 ...
- 121
2
votes
0
answers
867
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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 ...
- 5,413
1
vote
2
answers
153
views
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 ...
- 1,115
1
vote
1
answer
565
views
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 ...
- 5,568
1
vote
0
answers
40
views
Is there a way to enable energy saving mode for secondary monitors that are not being used in a multiple monitor setup?
I am using Windows (specifically, Windows 10) and I have multiple monitors. The thing is, sometimes I am just using one of them, but the others remain turned on even if I am not working (or reading) ...
- 11
1
vote
1
answer
418
views
HDD spindown despite disabled powersave
recently I discovered that my HDD spins down quite frequently. As far as I can say, this is a new behaviour. I fear hardware damage from frequent spin down / spin up sequences (can this happen?).
I am ...
- 13
1
vote
0
answers
62
views
Windows System Idle Process - details on complex CPU power saving methods and other power-saving mechanisms [closed]
Wikipedia's article about System Idle Process states (emphasis mine):
Later versions of Windows implement more complex CPU power saving methods. On these systems the idle thread will call routines ...
- 368
1
vote
0
answers
2k
views
Why does my monitor keep erroneously exiting power save mode?
The internet is absolutely rife with people complaining that their monitors keep erroneously entering power save mode or that their monitors are stuck in power save mode, but if Google is any ...
- 209
1
vote
0
answers
587
views
Black screen after resuming from hibernate (Windows)
I have this problem both on Windows 10 and Windows 8.1: when I resume my computer after being hibernated it works but my screen remains black, then, if I press the power button (configured to suspend ...
- 150
1
vote
1
answer
376
views
Link "On Battery" and "Plugged in" screen brightness together?
Suppose I was in a dark room using my laptop plugged in. I set the brightness to a low value like 25% because the room was dark. Then, I unplugged the charger because the laptop is completely charged. ...
- 3,994
1
vote
1
answer
481
views
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....
- 111
1
vote
0
answers
70
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Windows 8 command for putting the computer into sleep [duplicate]
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 ...
- 121
1
vote
2
answers
455
views
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, ...
- 3,923
0
votes
2
answers
166
views
Save power while uploading YouTube video [closed]
I have a really slow connection with no way of upgrading (already got the fastest available speed for the area) and large video files that I wish to upload to YouTube. I have no way of utilizing the ...
- 17
0
votes
2
answers
247
views
Win8 on laptop: lid turns off only the monitor
I have an Asus S400CA with Win8. When I'm home I access it with VNC.
I'm trying to config its power settings so that, when it's plugged on AC, when I lid close it, only monitor is turned off and ...
- 317
0
votes
1
answer
261
views
How can I identify what is preventing my HDDs from suspending?
I'm using Linux Ubuntu 20.04 with HWE.
I have two HDDs installed and those never go to sleep even if their usage is none for 5+ minutes (that's the setting in gnome Disks manager).
This used to work ...
- 751
0
votes
0
answers
68
views
How to stop Windows from decreasing processor speed when not connected to remote desktop
We use a windows 11 machine as scientific workstation at work. When I'm connected via remote desktop simulations I run in R are fast but when I'm not connected one simulation takes about 3 times ...
- 221
0
votes
1
answer
658
views
Windows 10 slow wake up (more than 1 minute)
After recent update, my Windows 10 box started to wake up very slowly. After I touched keyboard, display wakes up, I see background with greeting, I see mouse moves, I see clock minutes icreasing, but ...
- 12.8k
0
votes
0
answers
306
views
Hum/noise from audio interface after some time of inactivity - is there a setting for it?
I have a laptop and external amplifier + speakers connected to its internal audio interface / analog output jack, which usually works fine.
But for some time (months or year even), whenever no audio ...
- 141