Putting a device into a low-power mode where only RAM is powered to conserve power at the expense of time to resume operation

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1
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2answers
2k views

MacBook Pro wakes immediately after sleeping

When I put my MacBook Pro to sleep, it will immediately wake up again after ~5 seconds, then go to sleep again and keep on sleeping and waking. This happens no matter if I close the lid or use the  ...
23
votes
5answers
13k views

Possible to run scripts on sleep and wake?

MacBook Pro 2010 running OS X Lion. Is it possible to run scripts on sleep and wake events? My specific application is that I've got Dropbox-synced Truecrypt volumes that I regularly use on both my ...
0
votes
1answer
796 views

Does software compilation continue even if I close the lid of my MacBook Pro (7,1)?

My specific case is that I am installing something from MacPorts and it's taking a very long time. I just want to close the lid of my laptop. Will the compilation still continue? I do not want to ...
0
votes
1answer
49 views

MacBook Pro Retina takes a few seconds to power on display after sleep

I recently upgraded from a March 2011 15" MacBook Pro to a 2014 15" MacBook Pro Retina and was disappointed that the wake from sleep is much slower on the new computer. Is there a way to speed this ...
0
votes
0answers
12 views

Mac OS X launchd: forbid starting a process in Power Nap (dark wake)?

What would be the best way to forbid Mac OS 10.10+ Launchd to start a Bash script when a MacBook is in Power Nap (dark wake)? Is there an elegant way to limit it only to "real wake", like: ...
7
votes
1answer
5k views

Macbook Pro Retina 2014 - Quick return from Sleep - Black screen with cursor before login window

I just got a MBPr. When the display switches off, like its going to sleep and I quickly hit a key to wake it back up. It shows a black screen with a cursor for about 15-20 seconds before the login ...
3
votes
2answers
10k views

Mac wakes up from sleep every two hours on Mac OS X Yosemite

Since upgrading to the first stable release of Mac OS X Yosemite a few days ago, my Mac Mini wakes up roughly every two hours from sleep for about a minute, then goes back to sleep. This is ...
0
votes
1answer
39 views

MacBook Pro 13 doesn't fall asleep when the lid closed

I have a late 2012 MacBook Pro 13'. I've faced a strange problem: my Macbook does NOT switch into sleep mode when the lid closed. Same when open the lid - it does not wake. Instead of closing/opening ...
0
votes
1answer
55 views

No password required after Power Nap

I have enabled the setting Require password 1 minute after sleep or screen saver begins. However, I sometimes noticed that my password is not asked after I open my laptop in the morning. This seems to ...
3
votes
5answers
5k views

How to disable Clamshell mode in Yosemite?

I have my Late 2013 Retina MacBook Pro attached to an external display. I use both displays. At night, when I leave my computer, I want to close the lid to put the Mac to sleep. Since Lion, there is ...
0
votes
0answers
27 views

When Mac Sleeps…it wakes with monitor displaying garbage and have to force reboot

Sometimes when my iMac (desktop) sleeps I "wake" it and the display has multi-colored garbage everywhere. I can't do anything but force a shut down and reboot where it does fine with the exception of ...
0
votes
0answers
43 views

Weird Yosemite Sleep Behavior

Since upgrading to Yosemite, I am having weird issues with sleep mode on my MacBook (mid-2011). Whenever my MacBook goes to sleep, it begins beeping (similar to POST codes on PCs) every 1-2 seconds, ...
2
votes
2answers
654 views

Macbook Air - battery drains while sleeping (but not when shut down)

My macbook air (13-inch, mid 2011) battery drains from ~100% to ~85% over night. The problem only started a few months ago. I'm currently running yosemite, but the problem started while on ...
1
vote
1answer
120 views

Intermittent Static / Garbage External Display On Wake and Boot? Picture included

Intermittently (relatively frequent) when the MacBook wakes from sleep and it kicks the external displays on, one or all of them may be fuzzy like this. I have one display in a Thunderbolt port, and ...
0
votes
1answer
201 views

Black Screen of Semi-Death after Sleep/Fast User Switching

On occasion, I get a "black screen of death" where the mouse cursor is visible and working, but no amount of mouse or keyboard activity will wake the machine back up. This typically happens after ...
0
votes
0answers
63 views

One of two external monitors won't wake up

I've exhausted my searching on this, here and in Google. I see similar issues but nothing has resolved. I use Macbook Pro (OS-X Mavericks) with lid closed and two external monitors (both mini-display ...
1
vote
0answers
35 views

My Password wasn't working, I had to hard reset the computer twice, what happened?

Environment: Yosemite MBA mid 2012 Full Disk Encryption Screen was locked Sequence of events: Moved finger on trackpad to wake up. Tried entering password, dozens of times, making sure about ...
2
votes
1answer
2k views

Prevent a Mac from waking up from keyboard or mouse?

I put my PowerMac at work to sleep so that I can use Wake-on-LAN to do remote work on it. However the office cleaner often touches the keyboard or the mouse button unintentionally. So the question is: ...
3
votes
4answers
3k views

After sleep, my iMac is very slow to respond for a 45seconds+

When my iMac enters sleep, and then I wake it up -- either shortly after, or the next day, while it responds to the wake request quickly, it's basically unresponsive for 45 seconds+ after. ...
0
votes
0answers
113 views

How do I wake up a closed Macbook reliably?

I have a Macbook Pro (Retina), and a Samsung DisplayPort display, both new. They work great together, when I can get them to work. For example, if I plug in the monitor, and then open the Macbook's ...
0
votes
2answers
1k views

Yosemite Sleep Wake Failure

I've got a MBA Mid 2013 and since installing Yosemite, I've had 3-4 sleep wake failures. Generally I'll close the lid, head home and either when I open the laptop at home or back at work the next ...
3
votes
4answers
280 views

Will ejected internal HDD really stay ejected until I mount it again?

I want to get 2TB HDD in addition to 512GB SDD I have. I want to be able to "turn off" that drive so that it stays off even after sleep cycles and everything... I'm worried because now when I have an ...
1
vote
0answers
80 views

MacBook Pro going to sleep by itself because of watchdog daemon

For a couple of weeks, my Mac has been going to sleep by itself. This seems to happen more often when I'm running more stuff on my Mac (Chrome + Spotify + etc…) In my console, the message is the ...
5
votes
1answer
6k views

How to make a Mac (Macbook Pro) not hibernate?

I have already set in the Energy Saver of System Preferences that Computer sleep: on Battery Power, Never when plugged in, Never But still if I close the cover of the Macbook Pro ...
0
votes
1answer
422 views

MacBook Pro (13-inch, Mid 2010) won't go to sleep, nor will it wake up from sleep

Occasionally, my MacBook Pro (13-inch, Mid 2010) won't go to sleep when I close it. When I close the lid, the fans keep going and the computer slowly becomes warmer and warmer, louder and louder. ...
2
votes
2answers
1k views

How do I schedule Mac OS X Leopard to wake up multiple times in one day? [duplicate]

The "Energy Saver" panel in System Preferences allows the user to schedule wake ups. The only problem is is that the most frequent it allows for this to happen is ONCE per day. Is there any way or any ...
0
votes
2answers
44 views

Run MacBook Pro with lid closed [duplicate]

Is there a simple setting to allow a MacBook to continue running with the lid shut? All signs that I found pointed to no supposedly due to concerns about overheating, but when docked, a MBP is able ...
0
votes
1answer
49 views

Macbook 13 inch - Screen Noise on attached display

I have a 13 Inch Macbook (2014) running Yosemite - the computer has been attached to an external dell monitor via the HDMI port. The screen works fine but on waking the computer from sleep, I see ...
9
votes
4answers
826 views

Mac Mini 2011 - monitor wakes up messed up

I have an Mac Mini from 2011. Sometimes (I would say 80% of the time) when I wake up the monitors, after they've been sleeping, my main monitor (a Benq G2220HD 22″, connected via DVI → Mini ...
0
votes
2answers
2k views

Yosemite white-screen crash (with avatar) [closed]

Recently upgraded to OSX 10.10 on a Mid 2012 MBP (13 inch) - no problem encountered. But a few times now I've experienced a white-screen crash. When waking from sleep the system just shows a white ...
0
votes
1answer
856 views

Apple TV Not Waking on Demand for Computer Behind Switch

I can Home Share between a Mac Mini, Mac Pro, and my AppleTV with no problems as long as the two computers are awake. The ATV finds and streams the libraries with no problems. The Mac Mini and ATV ...
15
votes
2answers
13k views

How can I keep my Mac awake AND locked?

I want to leave my Mac awake overnight so it syncs 4GB of data from Dropbox. I need to prevent the machine from going to sleep because that pauses the Dropbox sync I've been using Caffeine to keep ...
0
votes
1answer
953 views

Serious Boot / Sleep Problems

Two days ays ago I closed the lid of my macbook pre for the night as I have done for the last 2.5 years but when I opened the lid in the morning the screen didn't show. It seemed to be 'alive' (ish) ...
2
votes
2answers
44 views

Macbook won't sleep with VGA monitor connected

My macbook pro will not sleep with a VGA monitor connected, via a MiniDisplayport to VGA adapter. When I close the lid, all of the windows shift over to the second screen, and the light on the macbook ...
1
vote
3answers
7k views

MacBook not sleeping when I close the lid

My MacBook has never slept when I close the lid. I´ve tried all the remedies listed here in the forum from resets to experimenting with pmset settings. Should my MacBook sleep as soon as I close the ...
1
vote
3answers
245 views

Macbook Pro not sleeping when left inactive with lid open

My Macbook Pro Running 10.8.5 isn't sleeping when left alone. System prefs has everything set up to sleep but it isn't working. I used the command pmset -g assertions in terminal and I get Assertion ...
16
votes
2answers
1k views

When woken up from sleep, some Chrome windows are blurry

I have a 2nd monitor attached to my Retina MBP. I was on OS X Mavericks and had this problem, where sometimes the displays would go to sleep and when I wake them, many tabs within Chrome look blurry ...
7
votes
2answers
3k views

Why did my rMBP13 (late 2013) wake up every minute until battery depleted with reason: ? (Question Mark)?

Can someone help me to diagnose this issue? My new MacBook Pro 13 Retina (8GB / 2.6Ghz / 512GB) awoke in my bag earlier today and apparently did not go back to sleep so ran down the battery and was ...
0
votes
1answer
32 views

Early 2008 Mac Pro Random wake up and other oddities

When I first purchased the machine in 2008 it ran flawlessly under Tiger I believe was the OS at the time. Ever since I upgraded to later iterations of OS X, my machine would randomly wake up from ...
2
votes
3answers
1k views

OS X 10.9.4 closes application when sleeping

First time to have MBP retina. My issue on my MBP is when I close my MBP to transfer to another location (house to coffee shop), when I open my MBP I notice that it closes the apps I have open before ...
0
votes
1answer
90 views

MacBook Air sleep with external monitor attached

I would like my MacBook Air running Yosemite to sleep once I close the lid, even if an external monitor is attached. Before Yosemite this could be achieved with sudo nvram boot-args=iog=0x0. This has ...
2
votes
3answers
7k views

My MacBook Pro is not sleeping when I close the lid on battery

I purchased my macbook back in 2011, and this problem just started. When I unplug and close my computer to put it in my backpack for school, it does not sleep. I take it out and its very hot and has ...
1
vote
1answer
1k views

External hard disc not ejected properly - Mac OSX

I have a late 2012 Mac Mini running OSX 10.8.2. My iTunes library lives on an external Seagate drive, which has its own power supply. When my Mac Mini goes to sleep it will frequently wake up with ...
2
votes
1answer
5k views

MacBook is sleeping despite being set to “never” sleep

My 13" MacBook (late 2006) is set to never sleep but after about 3 hours the whole computer still goes to sleep. Lid is always UP. Power Adapter is plugged in and indicator light is green when ...
2
votes
1answer
36 views

Network Drive disconnect prompt on wake

I'm investigating bringing OS X onto our windows network at the moment, which, despite a few hiccups, has been going pretty well! (A lot better than some of my colleagues suggested it would!). I've ...
4
votes
1answer
578 views

Mac not going to sleep after iTunes stops playing

Hardware/Software MacBook Pro 17" 2009 Lion 10.7.3 iTunes 10.6 Issue Unlike a lot of posts on the internet, my Mac actually goes to sleep just fine, usually. However, if iTunes was playing ...
0
votes
1answer
30 views

My computer logs out and sleeps after two or three songs play on itunes

Recently I did some updating on my computer just to make the display better, change sleep length (extended, not shortened), and to add hot corners. Well, now when we play up to two or three songs ...
0
votes
3answers
262 views

Weird behaviour, During the night, Mac wakes every hour on it's own and does this - log attached, any idea why?

This pattern repeats once every hour? 12/12/2014 04:20:59.000 kernel[0]: Wake reason: RTC (Alarm) 12/12/2014 04:20:59.000 kernel[0]: RTC: SleepService 2014/12/12 04:20:59, sleep 2014/12/12 03:21:01 ...
9
votes
5answers
7k views

Waking display from terminal, general waking

This is a two part question. A practical, "how to" question is first, and then I ask for configuration suggestions. First, I put my displays to sleep at night, and I would like to be able to wake ...
3
votes
7answers
26k views

How can I stop my MacBook Pro from automatically sleeping when I lock the screen?

Whenever I lock my screen (via either the lock icon -> Lock screen or by using the Control+shift+eject key combination), my screen immediately turns off (not showing the screen saver), and the system ...