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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7
votes
4answers
5k views

How to store sleepimage on secondary HDD on Mac OS X 10.6?

I have a MBP 2010 with Snow Leopard on it. I put an SSD in the place of DVD Drive and am using an awesome SSD(80GB)+HDD(500GB) combo for speed and efficiency for the right price. All I want to do is ...
19
votes
3answers
20k 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 ...
3
votes
4answers
4k 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. ...
7
votes
2answers
1k views

Mac Pro loses network connection after wake from sleep since Yosemite upgrade

I have a really strange issue since i updated to Yosemite. When i wake up my 2012 Mac Pro, the network connection is totally lost. Output from dmesg (sorry, couldn't copy/paste at this time): - Nic ...
1
vote
0answers
295 views

Older MacBook Pro reboots after waking up from sleep mode

I have an older MacBook Pro that I haven't used frequently for some time. Now I notice the following irritating behavior: When I close the lid, I can see and hear the system going to sleep mode - ...
1
vote
3answers
1k views

Safari 8.0 web process at 100% CPU every time I start Safari after resuming from sleep

Whenever I start Safari 8.0 (on Yosemite 10.10) after resuming my Mac from sleep, it kicks off a web process which consumes 100% CPU and soon gets the fans on my MBA going: What's strange is that ...
8
votes
6answers
12k 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 ...
1
vote
0answers
59 views

WiFi problems after wake up (MBP2011 OS X 10.10.3)

Suddenly yesterday my mac started to have WiFi-problems. I have had this mac since 2011 and it has always worked and I have only been using it on WiFi. But today when I woke it up it didn't enable ...
5
votes
2answers
13k views

How to prevent sleep while a Time Machine backup is in progress?

I'm one of those greatly suffering from the problem with TM in which the entire backup sparsebundle on a NAS gets corrupted if the Mac goes to sleep in middle of a backup operation. There's a long ...
0
votes
1answer
1k 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 ...
0
votes
1answer
102 views

Color issues when waking up MBA connected to Apple Thunderbolt Display

I haven't got the faintest idea what is causing this issue, but hopefully somebody here has experienced it before. When I haven't used my computer for a while I decide to wake it up from sleep by ...
1
vote
1answer
2k views

Internal keyboard + touchpad stopped working, on Macbook air 'early 2014', Yosemite 10.10.2

my internal keyboard and touchpad - stopped working a few days ago. When it first happened - I made the macbook sleep-wake-up several times - and it came back to normal. External keyboard+touchpad - ...
1
vote
2answers
1k views

Mac mini set to never sleep, but seems to be sleeping anyway (does not respond to network)

I've enabled SSH into my mac mini (late 2012 running OS X 10.9.3), and have the energy saver settings set so that the display sleeps after 10 minutes, and the computer is set to never sleep. If the ...
2
votes
3answers
8k 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 ...
2
votes
1answer
20 views

Cron job fails due to sleeping wifi?

I wrote a cron job to do backups over wifi to another computer. It works perfectly when I'm using the machine, but I prefer to schedule it at night when I'm not using it. The first step is to ping the ...
1
vote
0answers
42 views

Can't switch to full screen apps or evoke Mission Control after sleep

Occasionally when I am working and put my MacBook to sleep, when I wake it up again, I am unable to switch to apps that I have had open in full screen. Similarly, if I open an app after sleep, switch ...
1
vote
2answers
62 views

Sudden input device hang and automatic reboot after closing the lid

MBP (mid 2014 model), Mac OS X 10.10.3. I have two USB input devices: DasKeyboard V4 and Logitech Trackman Marble. Suddenly all input devices stopped working including the keyboard and trackpad on the ...
1
vote
0answers
43 views

How to disable “always on” USB power on Macbook Pro

I am operating my MacBook Pro early 2015 within a Henge dock (HD03VA13MBPR) , connected to two external displays and external speakers. Both displays and speakers get power from a power distributer ...
3
votes
5answers
31k views

MacBook fans are running high even under normal load

My MacBook (non-pro) Aluminum is a few years old. Lately I experience the problem that my fans are running high even with moderate usage and the body really heatens up. It did this before, but only ...
2
votes
3answers
1k views

Ipod Nano wake screen sometimes shows music instead of Clock

I've recently purchased a band from Lunatik to use my Ipod Nano as a watch. To do this, I've gone into Settings > Date and Time > Time on Wake and put this ON. At first, this worked as expected, ...
1
vote
0answers
15 views

“use-nvramrc?”=false when disabling safe sleep

this is my first question here. I suppose it belongs here to the Apple StackExchange, but I'm not entirely sure it's not actually more of a Bash question, so in case I apologize for the error. I want ...
0
votes
0answers
14 views

Mac Book pro not entering sleeping mode after close?

I have Mac Book pro late 2011 with OS X 10.9.5 which is connected to the external monitor. When I close the Mac it not entering the sleeping mode. I still can see from my phone my skype. Through the ...
1
vote
0answers
26 views

External monitor moves windows when coming out of sleep (2012 rMBP)

I recently purchased a Dell P2715Q for the express purpose of using as the primary display for my 2012 rMBP running 10.10.3 when "docked" at home. I have the laptop in a vertical holder that holds it ...
2
votes
5answers
3k 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 ...
6
votes
2answers
5k views

“powerd” process uses a lot of CPU

Oftentimes, after I wake my Mac from sleep, powerd (which is the power management daemon? Which in particular deals with sleeping the Mac and waking it?) uses high CPU, usually around 25% to 50% on my ...
1
vote
1answer
22 views

Mac mini wakes 2 seconds after going to sleep

Sometimes (randomly as far as I can tell), my Mac mini refuses to go to sleep. I press the Sleep item in the Apple-logo menu on the menubar, display turns off, after several seconds computer goes ...
0
votes
3answers
937 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. ...
0
votes
1answer
66 views

MBP hanging on unlock after sleep in Yosemite

My mid-2012 MacBook Pro is worse at waking up from sleep than I am. I mash some keys to wake it up, enter my password, and it just hangs on the login attempt. There's no crash and no error, like I've ...
0
votes
1answer
56 views

iPhone seems to disconnect the VPN as soon as it goes into auto-lock (sleep)

My iPhone seems to disconnect the VPN as soon as it goes into sleep mode. I use OpenVPN connect for iOS. iPhone 5s and 6, iOS 8. Is this behaviour as designed or am I missing something?
0
votes
1answer
33 views

Do fans stop spinning when MacBook Pro's are in sleep mode?

I have a MacBook Pro Mid-2009 running Yosemite 10.10.3, and I installed Macs Fan Control which is similar to smcFanControl. Basically, whenever I put my Mac to sleep the fans stop spinning (I have ...
0
votes
0answers
41 views

Trackpad not responding to clicks after macbook air wake from sleep

I have strange problem since two or three days with macbook air running osx 10.10.3 yosemite. When I finish working I just close the lid and macbook goes into sleep mode. When I open the lid again it ...
1
vote
3answers
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  ...
0
votes
0answers
24 views

Is wireless wake on LAN possible in a network connection where airport extreme is not primary router

I'm currently using a combination of a DD-WRT Router and an Airport Extreme (the previous form factor that only did N). The DD-WRT router has better signal and routing capabilities but I really like ...
10
votes
5answers
9k 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 ...
1
vote
0answers
33 views

How to modify the display sleep and sleep together again?

I'm using pmset to set battery-power sleep time independently of display sleep time on my 2014 15" MacBook retina. Before I did that, these values were in lock step when you changed the "turn off ...
3
votes
1answer
39 views

Mavericks HDD swapped while in sleep mode is now unreadable

Recently I was attempting to upgrade from mavericks to Yosemite and was having difficulty getting Yosemite to run. I left the machine running rather than shutting down and it went into sleep mode. ...
8
votes
6answers
11k views

External monitor resolution setting is lost after MacBook “wakes up” from sleep

I have recently purchased an external monitor that I am connecting to my MacBook Pro (Late 2009) using the MiniDisplay-to-VGA adapter. I have both the external monitor and the MacBook's monitor set to ...
2
votes
2answers
328 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 ...
5
votes
1answer
5k views

OS X Yosemite attempts to eject external drives after sleep

I have 2 external drives that I use respectively for Time Machine and for all my work. I installed OS X Yosemite today and now every time my iMac goes to sleep (I never turn my macs off) it attempts ...
10
votes
6answers
1k 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 ...
4
votes
3answers
1k views

When waking up my MacBook Pro, the external monitor unpredictably displays “snow flakes”

I can't seem to pinpoint a specific cause for this, but sometimes when I wake my MBP the external screen gets fuzzy, like a TV with no reception, but I can faintly see my desktop behind the noise. If ...
0
votes
1answer
1k 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) ...
0
votes
0answers
21 views

WiFi issues with channel 13 and standby

I recently switched my router to channel 13 (in Germany) because it's less crowded. My Macbook Pro supports this and I can connect to it. After it wakes up from standby, though, it doesn't see any ...
0
votes
0answers
40 views

Change the Time of Monitor's Waiting while Mac Mini's Wake Up

I have a Mac Mini so, as every other Mac Mini owner, I have an other-brand monitor. But Apple, is used to use their integrated monitors that wake up from sleep quickly. My LG monitor is a very good ...
11
votes
7answers
20k views

How to add hibernate mode to MacBook Pro

I have recently switched to Mac from Windows hence I do not have much information. I want my Mac to go to safe sleep state on closing the lid. I also need an extra option available somewhere which ...
1
vote
5answers
9k views

MacBook display backlight doesn't turn on after waking from sleep

I have a 2009 white MacBook that doesn't seem to be waking from sleep properly. I close the lid at night to put it in sleep mode, and when I open it the next day, the display backlight doesn't turn on ...
1
vote
1answer
27 views

Process running for several minutes in Sleep mode

My Mac OS is OS X Yosemite (Version 10.10.2). Normally I put the mac in Sleep mode before going to bed, and I realize very often that the machine starts to run in the night just for several minutes ...
1
vote
4answers
9k 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 ...
9
votes
4answers
597 views

Schedule a Mac to sleep, just one time

Is it possible to schedule a Mac to sleep just one time? I know I can set a schedule for it, but I want to have control over it. So occasionally I'll go to bed but leave a file transferring, and I ...
2
votes
3answers
321 views

Can MacBooks backup when in hibernation mode?

Can MacBooks (late 2010 Air in particular) backup when in hibernation mode? The reason why I am asking this is because I want to backup my MacBook air at midnight however I am not sure if my computer ...