Questions about suspending your computer and related power-management questions.

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2answers
532 views

Why can I only suspend using Ctrl-Z in screen under Cygwin?

I'm using Cygwin with ConEmu in Windows 7. I can't suspend programs in bash using Ctrl-Z unless I'm using screen. I've seen suggestions to use mintty, and that works, but I'm not sure why it makes a ...
2
votes
1answer
1k views

Security considerations with TrueCrypt and Intel Rapid Start

I'd like to encrypt my Windows system partition with TrueCrypt on my new notebook. It's using an SSD and supports Intel Rapid Start technology. As far as I've understood it, the computer only goes ...
2
votes
1answer
524 views

Suspend only works once after full power cycle with Asus P8Z68-V PRO GEN3

This one is strange. I can't seem to get suspend working more than once per power cycle. When I say "power cycle," I mean the only way to get one proper suspend is to cut power from the power supply ...
2
votes
1answer
249 views

Avoid spinup of secondary harddrive upon resume from suspend

I've just installed an extra handdrive. I intend to store movies etc on it, so it will be seldom used. When I suspend or resume the harddrive spins up, even if the drive is unmounted. Is there a way ...
2
votes
1answer
937 views

Disabling Keyboard Wakeup for Ubuntu 10.04 on Acer 1810TZ

My Acer Aspire 1810TZ laptop suspends fine but wakes up on any slight key-press. I would like to disable this behaviour. I read that it involves disabling something in the /proc/acpi/wakeup but SLPB ...
1
vote
1answer
381 views

Any way to run a user script on suspend/resume in KDE4?

I have the desire to run a script as the logged in user immediately before a hibernate (suspend to disk) operation, and immediately after a resume with KDE4. I know that I can put a script in ...
1
vote
1answer
190 views

Brightness doesn't change. But, sleeping the computer and coming back, works

I can't change my brightness on my laptop and I would like a help to solve this problem. Using kcmshell4 kgamma I can change the constrast. But using xbacklight nothing happens. If I put ...
1
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1answer
313 views

Computer randomly resumes from suspend

Recently my desktop machine (dual boot windows 7 and ubuntu 11.04) started resuming from suspend mode at random times. This usually happens in the middle of the night, but it happened once while I was ...
1
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1answer
537 views

Debian often reboots halfway through resume from suspend to disk (hibernate)

I'm on a Lenovo ThinkPad W510, using Debian Squeeze but with the Kernel and acpi-related packages from testing (this was necessary to make hibernate work in the first place). When I hibernate my ...
1
vote
1answer
175 views

Unreliable resume from suspend?

My desktop PC (home-built) resumes from suspend somewhat unreliably. I'd say that it resumes successfully about 85-90% of the time and hangs with a blank screen 5-10% of the time. As far as I can ...
1
vote
1answer
637 views

How to track down hang-on-standby issues?

My windows laptop has started having problems when I put it in sleep mode or to hibernate it. Normally when I put it in sleep mode it works for a few second, the screen goes black and then a second or ...
0
votes
1answer
136 views

rtcwake not working without ac pluged in

(arch, thinkpad x200) just tried to set up a script to switch from "suspend to ram" to "suspend to disk" after 24 hours. I am using rtcwake for this. weird problem: rtcwake is not working. If I try ...
0
votes
1answer
415 views

How to force Ubuntu/Debian/Mint to unload modules at suspend-to-disk?

I put a DVB-T card into the computer, and now the system hangs at suspend to disk. CTRL-ALT-DEL does not work, hard reset is necessary. I have a faint memory of the trick being to remove the modules ...
0
votes
1answer
509 views

How do I pause and restart VirtualBox virtual machines on ACPI suspend?

I use VirtualBox to set up Web developer environments on my laptop. If I suspend the computer and then restart, I'll get very long startup times while VirtualBox spins back up. I have much less of a ...
0
votes
1answer
269 views

Western digital HD WD5000AAJS keeps suspending

I have a 500Gb Western Digital HD WD5000AAJS (ZZYFA0) which keeps to suspend very frequently. When I access it after a couple of minutes I need to wait for it to spin up again. I'm using Win7 ...
0
votes
1answer
738 views

How can I get suspend or hibernate to work on my Acer Aspire 7551 laptop with Ubuntu 10.04?

If I try to suspend or hibernate on my Acer Aspire 7551 laptop with Ubuntu 10.04 64bit I can't get it to wake back up. When I open the lid after suspending I hit a key and see the power button light ...
0
votes
1answer
159 views

Is there a text-file, where I can edit the blacklist concerning suspend-to-ram (openSUSE)?

is there (openSUSE 11.2) a text-file, where I can edit the blacklisted programs, which prevent suspending to ram?
3
votes
0answers
80 views

Windows 8 won't go into standby - screen turns off, fans stay on

For the past 6 months, my computer has been refusing to go into standby mode (S3, "Suspend-to-Ram") - at least sometimes. On average 2 out of 3 times suspending is working as intended. Upon trying to ...
2
votes
0answers
31 views

Preventing unused spare hdd from spinning up during suspend and shutdown

I recently replaced my sata hdd with an ssd, and keeping the hdd in as a spare. It's not used, not event mounted to filesystem. Yet, when suspending or shutting down the system, it quickly spins up, ...
2
votes
0answers
502 views

WRT54G router with tomato firmware doesn't connect to internet if Windows 8 PC is suspended

This problem began occurring within the past couple of days, and to my knowledge I made no changes to any hardware or to my network layout. I have a Windows 8 PC connected to a gigabit switch (D-Link ...
2
votes
0answers
507 views

Windows XP SP3 - Freezes at “Preparing for Hibernate” (or StandBy) caused by Bluetooth driver

Dell Lattitude E6410, 4GB ram, Windows XP SP3. I've had it for about 6 months, it has been very well behaved, no unexpected problems to speak off. Then suddenly, in the last three days, it froze ...
1
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0answers
124 views

RAM capacity vs power consumption in S3 Suspend-to-RAM mode

My netbook with 1GB DDR2 RAM module takes 16% of battery for 24 hours of S3 standby mode (STR - Suspend-to-RAM). That amounts to the power consumption of 0.32 Watts in standby. That also means that ...
1
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0answers
110 views

My laptop behaves strange after suspend

When waking my laptop from suspend, it behaves very strange - the CPU quickly gets hot and the battery drains insanely fast. Looking into powertop, there is a process called 'rtc_timer_do_work' that ...
1
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0answers
65 views

Monitor goes blank after 30 minutes. No keyboard or mouse are attatched, but computer is controlled over SSH

Currently trying to set up a media server which I can control with my laptop or phone. After looking at all the options I decided upon using SSH to start mplayer in fullscreen. Everything is working ...
1
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0answers
303 views

Keyboard very unresponsive after resume (just upgraded to Lucid)

Yesterday I upgraded first from Jaunty to Karmic, and immediately after that to Lucid. Most things seems to have gone well, but I have a problem with suspend/resume. After resuming my Compaq-branded ...
0
votes
0answers
21 views

sound crackling/popping after wake from suspend

I have a windows 7 PC, with built-in sound card in the motherboard and a USB headphone. After waking from sleep, the sound very often (though not every time) crackles/pops (say, when playing a flash ...
0
votes
0answers
41 views

Debian Wheezy laptop has issues with suspension

I have Debian Wheezy installed on my Acer Aspire 5560G laptop. I have set it to suspend on lid close, which seems to be working fine. However, after a while, if I try to 'wake' the laptop up, I ...
0
votes
0answers
48 views

Digital Function Keys is disabled after resume on Debian

I have a Lenovo X1 Carbon and I have Debian testing on it. Everything seems to work now except that the touch enabled digital display strip that is just above the keyboard ( not sure what it is ...
0
votes
0answers
297 views

Suspend on Mint 16 freezes on black screen

I have just installed Min 16 Cinamon (64-bit) on my Dell Vostro 3700. Most hardware works ok, but I have a problem with suspending machine. /var/log/pm-suspend.log shows, that all the pre-suspend ...
0
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0answers
50 views

Suspend and hibernation don't work

I have Ubuntu 13.10 and Windows 7 (dual boot with Grub). On Windows When I suspend or hibernate, in both cases the screen goes black about a minute before the fans stop. When I try to resume ...
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0answers
44 views

Can't come back from suspend

I have installed fedora 20 on my new Acer laptop and there is one thing left to fix. It does not come back from suspend. The computer seems to come back but the screen is blank. It has an AMD ...
0
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0answers
32 views

Ubuntu: Do not show display state when resuming from hibernation

I'm using Ubuntu 13.10 saucy on my laptop. The device is set up to suspend when the lid is closed, prompting for the password when resuming. However, when I resume, the last state of the display ...
0
votes
0answers
183 views

How to enable auto suspend to RAM on ReadyNAS 104?

I've recently bought a ReadyNAS 104 and I want to save energy by suspending it to RAM. This should be done automatically after a user defined idle time. How do I configure the NAS do behave in this ...
0
votes
0answers
297 views

How to find out why Fedora will not resume

I have a Fedora 17 desktop system running the latest 64-bit kernel which will not go to sleep properly. I know this because the fan continues to run after the screen has blanked - further the system ...