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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1answer
7k views

MBP won’t wake up from sleep

I have this strange problem with my early-2011 MacBook Pro, running on OS X 10.6.8: as of a month or so, sometimes it does’t wake up from sleep unless I press the power button for a longer period ...
2
votes
2answers
3k views

Macbook air: Close lid and lock features

I wonder if there is some way to customize the lock screen feature of my macbook air (running Mountain Lion) in such a way that: 1: When I close the lid, and then open it, the screen is not locked ...
2
votes
3answers
591 views

Icons and other graphics have strange colored strips after waking Macbook

I am running OS X Lion on a late 2008 model Macbook (not pro). From time to time, usually when left on and unattended, the battery gets low and it goes into sleep mode. I kick myself for letting it ...
2
votes
0answers
217 views

iMac OS 10.8 sleeps even when set to never sleep

This is new behavior within the last month. I have the iMac set to never sleep so that I can access it via Logmein remotely. But the last several weeks the machine goes completely to sleep. Any ...
7
votes
3answers
620 views

Can a MacBook Pro reliably wake a Cinema Display when both are sleeping?

I use a MacBook Pro with a Cinema Display and every time when I wake the MacBook Pro, the cinema display wakes first and the MacBook Pro display seems to stay in a sleep mode until I press the Detect ...
5
votes
3answers
5k views

Can I wake up my Mac wirelessly over the internet?

I am a university student who leaves his Macbook Pro at home and uses an iPad in lectures. I thought it'd be great if I was able to wake my Mac back at home if I needed to remote control it using ...
2
votes
2answers
420 views

On/Off vs. Sleep Mode

The new retina MacBook Pro is boot so quickly that if I don't use it for even 5 minutes it doesn't make a difference to me whether I shut the computer down or sleep it. What is the best option for ...
1
vote
1answer
1k views

Macbook Pro intermittently unresponsive/dark screen after waking from sleep

I'm having an intermittent problem in which my Macbook Pro has been working fine for several days and many sleep/wake cycles but then it has a problem waking up from sleep. The disk spins up and the ...
3
votes
2answers
612 views

Macbook doesn't stay asleep when lid is closed

I have a 2006 Macbook running Snow Leopard. I suddenly noticed that my computer's battery would be at a different level when I woke it up than it was when I closed the lid to put it to sleep. After ...
0
votes
1answer
630 views

After my MacBook Pro sleeps some gestures don't work anymore

When I wake my MacBook Pro (mid 2012 - with Mountain Lion) from sleep, sometimes some complicated gesture doesn't work anymore with the Trackpad or Magic Mouse. Changing screens (with 4 fingers with ...
3
votes
1answer
487 views

Target iMac does not wake up with the main iMac

I have two 27" iMac connected via a Thunderbolt cable. I press Command+F2, the target computer joyfully becomes a second screen for the primary iMac. Joy of joys! I come back in the morning, or after ...
4
votes
1answer
452 views

Can Mountain Lion take a sleeping Mac and write the RAM to disk after a timeout?

Is it possible to configure OSX Mountain Lion to go from suspand-toRAM to suspend-to-disk after certain amount of minutes? The default sleep mode seems to be suspend-to-RAM until the battery is ...
1
vote
3answers
3k views

Macbook sleep is delayed

I have a late 2011 Macbook pro, and lately it hasn't been sleeping properly. If I close the lid for less than a minute and reopen it, it doesn't go to sleep while the lid is closed. The screen is ...
0
votes
1answer
1k views

Macbook Pro doesn't wake up from sleep, RAM slot empty after force restart

My mid-2009 Macbook Pro, running Mountain Lion, very often does not wake up from sleep. When I open the lid, there is a black screen, but the fans are still running. My only option is to force reboot ...
6
votes
3answers
2k views

Why does my early 2011 MBP hibernate instead of sleep?

If and only if my MBP is plugged in to both AC and an external DVI monitor, it will hibernate instead of sleeping. If it is not plugged in to the monitor, it will sleep like normal. I have a 15" MBP, ...
6
votes
4answers
3k views

How to prevent Mac sleep from command line?

I have a long running script at the remote computer. I don't want terminate my ssh session, and need enter it into a shell script. How is it possible to prevent my Mac from falling into sleep from ...
3
votes
2answers
5k views

Mountain Lion won't wake up after an extended sleep

I've recently upgraded my MacBook Air to Mountain Lion. Now whenever the machine sleeps for a long time (more than two hours or so) while disconnected from the mains, it won't wake up. I had to hold ...
4
votes
1answer
1k views

iCal DAV The Server Responded with an Error (HTTP 302) after sleeping

Often when my Macbook Pro Retina has been asleep, I get the following upon waking up: It is irritating because I get the bouncy iCal icon in my doc and have to dismiss the error message every time. ...
3
votes
1answer
3k views

Mountain Lion sleep and caffeinate command

I am having an issue where my retina MacBook Pro (10.8.1) will sleep when uTorrent is actively uploading or downloading. I have tried my old go to programs like "Caffeine" and "InsomniaX" to no avail. ...
12
votes
3answers
9k views

Retina MacBook Pro takes a long time to wake from sleep

So here's the thing. The rMBP is on Mountain Lion with all possible updates. When I open the lid I can see the login screen just fine but it is unresponsive for several seconds, can't enter my ...
2
votes
1answer
1k views

How to configure OS X for exhibitions

I need to configure a Mac Mini and OS X for use in exhibitions so that it: boots when power switches on (or wake on LAN) starts Safari in full-screen mode suppresses closing Safari and/or showing ...
2
votes
0answers
290 views

sleep, screensaver and Filevault

I am mystified: first, I have an iMac and a mbp, both running mountain lion. In System Preferences > Security > General > Require Password after sleep or screensaver, I can adjust the time to 4 hours ...
3
votes
2answers
8k views

Mac doesn't respond after sleep mode: how to Prevent this?

My mac often doesn't respond after sleep mode. What can be the reason? There are a lot of articles about what to do in this situation. But I can find nothing about how to Prevent it. Mac is macbook ...
3
votes
1answer
3k views

Warning message when trying to change Standby mode settings

I tried changing the Standby mode settings using the command sudo pmset -a standbydelay 5400 . I set it to 5400 so that it is delayed to 1.5 hours compared to 70 minutes as default. However, I get ...
1
vote
1answer
2k views

How long before Standby/Deep sleep mode is activated?

I recently learned that I can modify the time at which Standby mode is activated automatically when the laptop is sleeping. However, I would like to know the default value before changing anything. ...
1
vote
0answers
257 views

Hibernate mode 25 for filevault messing with apps on wake

I recently started using Filevault 2 to encrypt my hard drive. I read that due to security vulnerabilities, it was recommended to change the sleep settings via sudo pmset -a destroyfvkeyonstandby 1 ...
5
votes
1answer
12k views

Disable Stand By Mode on Retina MacBook Pro?

I learned that the retina MacBook Pro has a Deep Sleep Mode that is initiated when left idle for a long time. This, however, causes my laptop to take about 3-5 seconds to wake up after it sleeps, such ...
2
votes
2answers
3k views

Mountain Lion drops internet when waking

Since updating to Mountain Lion I lose my internet connection every time that my 24 inch Mid 2007 awakens from sleep. It doesn't occur when going to sleep or during but only on activating it again. ...
2
votes
3answers
5k views

How do I create an AppleScript that will quit an application at a specific time and then put the computer to sleep?

I've been toying around with AppleScript and Automator to get this thing to work, but I just can't seem wrap my head around it. If anyone could show me an example or give me some tips on how I can set ...
0
votes
3answers
814 views

Sound turns off when Mountain Lion sleeps

When my Mac (running Mountain Lion) goes to sleep, it turns off my apps. For example, I was listening to music with VLC, and when it goes to sleep mode, VLC stops playing. What can I do?
2
votes
2answers
189 views

Prompting personal warning before putting my Macbook Pro to sleep

I carry my Macbook Pro (15" Retina, Mid 2012 with Mt. Lion) between my work and home. It is connected to an external HDD as a Time Machine. I always forget to properly eject the HDD before putting my ...
2
votes
3answers
4k views

Can a connected Thunderbolt display be put to sleep while the MacBook Pro remains running?

Does anybody know a way to sleep the Thunderbolt display if I don't need it for a short time? Like if I'm going to watch TV, normally I've just got my MacBook Pro's display turned on, while my old ...
11
votes
3answers
27k views

How to stop MacBook Pro (Retina) from freezing/locking at the login/authentication dialogue, after wake?

Steps to reproduce: Be doing anything Close the lid of the computer Wait around for a while Open the lid of the computer Login prompt for last logged in user appears, battery and time MAY update, ...
2
votes
1answer
311 views

Calendar Alarm While Machine Sleeps

I have a handful of Calendar Alarms I created in Automator to run at various times on my MacBook Pro (mainly overnight). However, it looks like if the machine is sleep then the Calendar Alarm is ...
7
votes
2answers
3k views

How to not let the system sleep when putting display to sleep with Ctrl+Shift+Eject in Mountain Lion?

In Lion I always used Control ⌃+Shift ⇧+Eject ⏏ to put my display to sleep when I walked away from my computer. The system would continue running and not go to sleep. Now in Mountain Lion when I put ...
3
votes
3answers
825 views

Connecting USB devices wake Mac running Mountain Lion only temporarily

On Snow Leopard (10.6), I could wake my Mac by connecting a USB device - in my case, switching on a USB external HDD. Now, after upgrading to Mountain Lion (10.8), when I connect the USB device, the ...
0
votes
1answer
104 views

Applescript won't play movie when waking from sleep

I have the following AppleScript, which is triggered by iCal to act as my alarm clock: set musicPath to the path to me as text set musicPath to text items 1 thru -12 of musicPath as text set ...
1
vote
1answer
1k views

Can I continue downloading Mountain Lion In Sleep Mode?

I am downloading OSX Mountain Lion via the App Store however it is taking a while, will it continue downloading in sleep mode?
8
votes
2answers
5k views

How to fix DNS resolving issues on Mountain Lion after waking from sleep?

After I installed Mountain Lion the other day I've noticed something very annoying. Almost every time I wake my iMac (27", mid-2010, CI7) from sleep: it seems that something DNS-related is broken. ...
16
votes
2answers
8k views

Mountain Lion sleeps too aggressively

For me, Mountain Lion always seems to sleep whenever there is no user action, even when the computer is still doing something. In my case it always sleeps in the middle of running a batch operation in ...
4
votes
2answers
1k views

How to determine when a Mac is in Power Nap state?

I've got a mid-2011 Macbook Air running Mountain Lion. Power Nap is enabled. My Time Machine back up goes to a USB external hard drive. My current workflow is to sleep my computer when not in use, ...
3
votes
1answer
584 views

Does applescript's 'delay' function work when the computer is asleep?

I'm trying to make an alarm clock for myself with AppleScript after my old (physical) one crapped out. I've got a script that'll schedule a pmset wakeup at the requisite time. There's just the matter ...
18
votes
4answers
10k views

Delay in keyboard responsiveness after wake with Mountain Lion?

After upgrading to Mountain Lion, now when I open the lid to my 2010 13" MacBook Air, there is a 3-5 second delay between when the screen powers on and when the keyboard will respond to key presses in ...
5
votes
3answers
2k views

Enable standby mode / deep sleep on SSD macs with mounted SD-card

This question arose from the comments page of The Nifty Minidrive's Kickstarter page The Nifty Minidrive is essentially a microSD card adapter that fits perfectly into the SD-slot of the MacBook Pro ...
14
votes
5answers
10k views

Is a 3-5 second delay normal for a Retina MacBook Pro to wake up from sleep?

For 3 days, I now got a new rMBP. I am a first time Mac user. I had a friend with a MBP and it usually wakes up in a mere second, as soon as he opens the laptop's lid up. However in my Retina MBP, it ...
1
vote
5answers
6k views

How to fix a Macbook that does not always draw its internal screen after waking from sleep and having unplugged external display while asleep?

I have a 2012 MacBook Pro (Retina) which I mostly use on my desk. The computer is "docked" via a Thunderbolt display, and additionally a third-party DVI display, which I have hooked up via an Apple ...
12
votes
3answers
4k views

Schedule multiple wake up times for Mac?

I have systems running Mac OS X 10.5.8 and 10.6.8 that I would like to schedule some cron jobs for with the Cronnix GUI application. I prefer those computers be asleep until the scheduled jobs start. ...
2
votes
1answer
3k views

Why does Chrome prevent my Mac from sleeping?

I don't mean browsing the Internet is preventing us from sleeping, that's obvious. I've disabled Safe Sleep to reduce sleep times from 20 seconds to 2, but Chrome doesn't want to play nicely. Here's ...
1
vote
3answers
1k views

Enable “standby mode” for MacBook Pros

I can't get my 2012 13" MacBook Pro to standby (note: NOT regular sleep, see http://support.apple.com/kb/HT4392). My pmset -g results are: Active Profiles: Battery Power -1 AC Power -1* ...
1
vote
3answers
8k views

Macbook Air does not automatically connect to known networks after wake up

I have a new 2012 Macbook Air (with 10.7.4) which doesn't connect to my own local network automatically after it wakes up. I have to choose my network manually and it works instantly. Any ideas how ...