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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1answer
542 views

How to find out why it takes so long for the sign in form to appear after opening the lid on my Macbook Air

Whenever I open the lid on my Macbook Air running Lion and and try to sign in, it takes a really long time for the sign in form to appear. (This is the sign in form you see when the Mac is on but the ...
3
votes
1answer
985 views

Problem with applications not resuming where left off after low-battery sleep/hibernate on Lion

I am having problems with applications re-launching from scratch, rather than continuing where they left off, when resuming my Mac (alumimum MacBook, fall 2008) after its battery runs low. This ...
1
vote
1answer
353 views

double password entry to access account

I have the Require password 4 hours after sleep ... option in Security and Privacy System Preferences set and am running a script with launchd to suspend my session at a certain time of day (see this ...
2
votes
2answers
1k views

MacBook Pro: long time to wake from sleep, what could it be?

I have a 2011 13-inch entry-level MacBook Pro, which was upgraded almost straight away to Lion. I consider myself a careful, conscientious user, not installing things I don't need. However, recently, ...
0
votes
2answers
461 views

lock account and sleep

Is there an easy way to lock my mac and then immediately sleep, all in one command? I know I can show the login window and then choose the sleep button, but I'd prefer one step rather than two (and a ...
1
vote
2answers
2k views

Any way to put Mac mini to sleep remotely?

I use a Mac mini as a music centre connected to my stereo system (among other things). I control it remotely using apps such as Remote by Apple, Rowmote, and Remoteless (for Spotify), both on my ...
4
votes
2answers
602 views

Disable sleep mode for a specific app?

Can I disable the sleep mode for a specific application so that my mac won't go on sleep until the app is closed?
1
vote
0answers
323 views

Security continues to ask for password after sleep or screensaver

In Lion, I repeatedly uncheck the option to Require a Password after Sleep or Screen Saver Begins in Sys Prefs >Security Privacy> General but when I return to wake the computer, it requires a password ...
3
votes
4answers
3k views

Why does my Macbook Pro try to shut down when I leave it unattended?

When I close the lid of my Macbook Pro (Lion), it goes to sleep, which is good: it powers down without closing my applications. But if I just leave the computer unattended for a while without closing ...
5
votes
1answer
1k views

Why does my MacBook Pro's keyboard freeze when it wakes up so I have to hard reboot?

Sometimes, but not every time, when I open my MacBook Pro to wake it from sleep, the keyboard doesn't respond, so I have to reboot my Mac using the power button. There's a good chance that it happens ...
7
votes
4answers
3k views

Is it possible to configure Internet Sharing to allow the computer to sleep?

TL;DR: Internet Sharing is preventing my Mac from sleeping. I need to manually sleep the system on a regular basis. I want a way to configure Internet Sharing to stop preventing sleep. I have an ...
2
votes
2answers
2k views

How do I stop my MacBook Pro from randomly freezing when trying to go to sleep?

My 2011 MacBook Pro has been having a problem occasionally where I put it to sleep, but it continues to run. Later when I go use it again, I realize that it was on the whole time (usually inside my ...
1
vote
1answer
810 views

Wake-up issues with Macbook Pro (late 2011)

I recently bought a new Macbook pro to replace my last one, and since I got it, it has been having some issues when I wake it up from sleep. a) The display freezes for three seconds each time, so ...
3
votes
1answer
554 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 ...
1
vote
4answers
1k views

Mid 2010 MacBook Pro Won't Wake Up

I recently purchased my first Mac. It's a mid-2010 MBP (bought it off craigslist). At first, I absolutely loved the simplicity of the OS. When I decided to upgrade to Lion, I began to loathe the ...
4
votes
2answers
3k views

Why can't I run my MacBook Pro in clamshell mode?

I'm following these instructions to use my mid-2009 MacBook Pro in clamshell mode with a Bluetooth keyboard and trackpad. The keyboard and trackpad are paired with the computer and I've got the ...
6
votes
4answers
5k views

MacBook Air has delay when waking from sleep

I have a MacBook Air (11-inch, Late 2010). Ever since I purchased it, I have noticed that it has quite a delay waking from sleep. It takes sometimes up to 5-10 seconds to fully wake up and allow me ...
4
votes
4answers
9k views

How can I prevent my Macbook Pro 2011 from going to sleep when I close the lid?

This is not a duplicate of this question as it does not work: Is there any way to set a MacBook Pro to not sleep when you close the lid? I have a Macbook Pro 2011. I want to be able to close the lid ...
3
votes
1answer
2k views

Run AppleScript after waking from Sleep?

Is there an easy way to run an AppleScript or application immediately (or a brief delay of X seconds) after waking up from sleep? I'm looking for a solution that doesn't involve a 3rd-party app.
0
votes
3answers
652 views

Which popular apps prevent sleep on Mac OS X?

The main reason a Mac won't go to sleep is because of a 3rd party app. If there was a list of popular apps that have been known to cause sleep issues, it would make debugging this issue easier. Which ...
1
vote
3answers
2k views

Prevent iMac from sleeping, for VPN login?

We have an iMac in the office, and I have been getting inconsistent access when trying to log in to it. The firewall isn't going down, since I can connect to the VPN. After discussing it with the ...
1
vote
1answer
577 views

Preventing Remote Desktop from reconnecting to lost connections after waking

Throughout a given work day, I alternate between my Windows 7 desktop and MacBook Air, using my PC via Microsoft Remote Desktop on my Mac. When I swap from my Mac to my PC, I simply close my Mac's lid ...
8
votes
4answers
3k views

Mac does not sleep automatically in Lion!

My Macbook Pro will not sleep even though it is set in System Preferences → Energy Saver. I do not have any sharing options enabled (System Preferences → Sharing). I do not have "Wake ...
1
vote
1answer
160 views

Multiple Screen Standby/Resume Problems

I have a large widescreen monitor plugged into my Macbook which is running Lion. Since upgrading to Lion I've noticed that I can't resume from standby if my other monitor was plugged in when I closed ...
12
votes
3answers
18k views

What are the “sleepimage” and “swapfile” documents?

I was using Disk Inventory X and found a file called sleepimage in /private/var/vm/ It takes up 4 GB! I also found numerous other files in the same folder called swapfile0 swapfile1, etc. What are ...
7
votes
5answers
7k views

MacBook does not sleep when lid is closed

I've looked around for answers and can't find something that works for me. I have a unibody aluminum MacBook Pro and it just doesn't seem to want to sleep when I close the lid. The problem started ...
3
votes
1answer
608 views

Why do I have to reboot my iMac and Wacom Cintiq after sleep?

I have an iMac and a 24 inch Wacom Cintiq. When I put the iMac to sleep, it freezes and I have to restart both the iMac and the Wacom Cintiq. How can I get around this?
0
votes
0answers
566 views

Macbook Pro 13 mouse freezes after wake up

I have a Macbook Pro 13" bought in December which means it is the latest available version. (MacBookPro8,1 , 2,4 Ghz Intel Core i5, 4 GB 1333 MHz DDR3, Intel HD Graphics 3000 384 MB) I have problems ...
3
votes
1answer
394 views

MacBook Pro will not wake from sleep after installing third party application

I installed an application called Air Parrot that uses air play with an Apple tv to mirror or extend the desktop. I noticed that after I installed it, I am no longer able to wake my Mac from sleep. ...
3
votes
2answers
5k views

Locking my machine causes my network Connection to sleep

Is there a way to lock my screen but not sleep my network connection? I step away from desk quite a bit and I lock the screen pretty much every time. When I come back I always from stepping away for ...
1
vote
0answers
205 views

Sleep mode on MacPro not working after installing a Cinema Display

I am not sure I can connect the two events, but ever since I connected a Cinema display to my 2009 Mac Pro it seems like it is not entering sleep mode after the indicated time has passed. It will ...
4
votes
3answers
5k views

Why doesn't my MacBook recognize my USB keyboard when it wakes from sleep?

I have 13-inch, early 2008 MacBook running OS X 10.7.3, and recently, the trackpad started developing some problems, so I attached an external keyboard and mouse. It works great, except that when ...
3
votes
1answer
302 views

All open applications placed on main display after sleep

I've got an iMac 27" i7, with a secondary monitor hooked up via its display port (adapted from a DVI cable coming out of the secondary display). After my iMac goes to sleep, when I wake it back up, ...
3
votes
1answer
593 views

Why does my MacBook's monitor go to maximum brightness when waking up from sleep?

I have my MacBook connected to an external monitor (via HDMI), and the brightness of MacBook monitor is set to 50% of max brightness . I usually put my display to sleep when I leave my computer for a ...
6
votes
3answers
17k views

Does closing the lid put a MacBook Pro to sleep? Would it hurt the computer if I carry it around without shutting it down?

When I first got my MacBook Pro, it took less than 30 seconds to start up. Now, after several months, it takes about two minutes to startup and I can tell that it is not as responsive when using some ...
1
vote
2answers
920 views

Macbook Air (13" 2012) Fails to wake from sleep

The Air doesn't wake up from sleep mode when the lid is closed. Have to do a hard restart by pressing the power button for 5 secs which isn't nice. Tried to select the startup disk from system ...
5
votes
3answers
7k views

Why doesn't my Mac go to sleep when closing the lid or through the task bar when plugged in?

I noticed that when I close to lid of my MacBookPro 2008 edition. My computer does not go to sleep. I also observed that this occurs when the Mac is plugged in. When I unplug, everything seems to be ...
8
votes
3answers
4k views

Something keeps waking up my Mac, how do I find out what it is?

I have a Mac Pro that draws about 250 watts (so I read somewhere) when it's running full-bore. It apparently draws less than 90 when it's sleeping. For whatever reasons I like to leave it on ...
3
votes
3answers
2k views

Why when I wake my new iMac from Sleep, I have to scrape away a layer of screensaver or Lion linen to log in?

I have a strange problem. I am very good with Macs and all Apple products, but this one has me stumped. I have a new (4 months old) 27" iMac (2.7 GHz Intel Core i5) with Lion 10.7.2 and it works ...
3
votes
4answers
1k views

MacBook won't sleep while charging

An ongoing problem: my MacBook Pro (i5, 2.4ghz, 15") won't sleep while charging. I close the lid, but I don't get the pulsing "sleep light", it just stays fully illuminated. If I listen closely, I ...
1
vote
0answers
150 views

Can I get Google Currents on iPad 2 to update automatically when asleep?

My iPad 2 usually is usually asleep with its Smart Cover closed. Recently, after leaving it asleep for several days, I took it somewhere without network access and used Google Currents, but found all ...
3
votes
2answers
1k views

Slow wakeup from sleep with 10.7.2

I'm seeing some seriously slow wakeup times for my Mid-2011 MacBook Air. Wakeup times on the order of 30 seconds or more. Note that the computer is incredibly sluggish or beach balling during this ...
2
votes
1answer
228 views

Why won't my Mac Pro wake from sleep at the scheduled time?

I have a 2007 Mac Pro (running Lion) that has been on the same schedule for a long time; it is set to go to sleep at 1am, and wake up at 7am. Recently, it sleeps through its wakeup time. If I press ...
19
votes
10answers
10k views

How can I sleep the display from Terminal?

I'd like to be able to turn my screen off from command line. I know there's the keyboard shortcut ctrl+⇧+⏏ but I want to do it from a shell script or remotely. Is there a way?
7
votes
4answers
16k views

What happens when I close the lid on my MacBook Pro running OS X?

I'm a new Mac user. What happens when I close the lid on my MacBook Pro running OS X Lion? Is it sleeping? Or hibernating? Something else?
0
votes
2answers
1k views

MacBook Pro (15" mid-2010) crashes upon waking up from sleep sometimes

I have this MacBook for quite a while now. It's been working just fine with the exception of sleep/wake-up issues. Sometimes there's no problem at all, but occasionally it does not. For instance, I ...
7
votes
2answers
3k views

MacBook Pro won’t sleep automatically — no process preventing sleep according to pmset. What’s going on?

i noticed the following problem with my MBP 8,1 running 10.7.2 — automatic sleep just doesn’t happen. Since I usually put my Macbook to sleep manually before leaving the desk etc. I just noticed this ...
2
votes
2answers
370 views

What is the relationship between Lion's Resume feature and Safe Sleep?

I have disabled the "Restore windows when quitting and re-opening apps" checkbox in the General preferences pane in Lion, but after a recent sudden power loss (no battery) my iMac restarted in exactly ...
1
vote
2answers
584 views

Prevent MacBook Pro from going to sleep [duplicate]

Possible Duplicate: Is there any way to set a MacBook Pro to not sleep when you close the lid? I would like to prevent my MacBook Pro (2009 version) from going to sleep when I close it. I ...
1
vote
4answers
4k views

How to fix MacBook, not reconnecting to wireless network on wakeup?

MacBook Air 11" - Mid 2011 My MacBook is not reconnecting to the wireless network on wakeup. Is there a setting or something that I'm missing?