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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0
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0answers
140 views

Why does my late 2014 MacBook Pro sometimes not detect my USB devices?

Here's my normal routine when I get to the office: Set down laptop on desk Connect power, MiniDisplayPort adapter, HDMI cable, and powered USB hub Open and close MacBook Pro to wake it up and go ...
0
votes
0answers
17 views

0% Battery, and not charging again

My battery died last night, and since then the MacBook Pro (2012) is not charging. Any ideas (except for take it to an Apple store, which I cannot for a couple of hours)?
7
votes
2answers
816 views

Is it possible to continue using an to external monitor when closing the lid on a Macbook Air?

I have an application I use on an external monitor with an external USB device. Is there a way to close the lid and continue using the app on the external monitor? I turned off the sleep upon close ...
12
votes
4answers
6k 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. ...
0
votes
3answers
871 views

“You restarted/Computer restarted because of a problem” on wakeup, Evernote?

For the last few days I've been getting scared because of these messages that appear very frequently on wakeup, and almost always when I wakeup after a long duration. Sometimes it says "you restarted ...
1
vote
1answer
117 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 ...
0
votes
1answer
47 views

iMac hangs when waking up with MAMP running

I recently installed the latest MAMP version on my iMac running Yosemite 10.10.4. MAMP runs fine, used it all day and left it running overnight. Upon waking up the iMac, I have noticed the system is ...
3
votes
5answers
5k 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
2answers
3k views

How to keep mute button available during call

I use my iPhone for conference calls regularly, with a Bluetooth headset/microphone. Often I keep my mic muted except for when I speak. It is awkward that when I want to speak, I need to wake-up and ...
0
votes
0answers
96 views

Intermittent trackpad functionality after sleep in Windows 7

I'm using a 15" Mac Book Pro Mid 2010, running Yosemite and Windows 7. I've reinstalled both OS X (Snow Leopord and up) and Windows 7 operating systems a few times over the years. But within the last ...
1
vote
5answers
2k views

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

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 ...
3
votes
5answers
4k 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 ...
0
votes
0answers
101 views

Display connected via DisplayPort disconnects, reconnects when resuming, resizing windows on display

I have a new LG 29UM55 29" Ultrawide monitor, resolution of 2560 x 1080, connected via DisplayPort to my 2012 MacBook Air 13" via a Cable Matters Mini DisplayPort to DisplayPort cable that reportedly ...
1
vote
2answers
1k views

How to tell if a Retina MacBook Pro has gone to sleep when the lid is closed?

When I shut the lid on my Retina MacBook Pro (2014), how can I tell it's gone to sleep correctly? On my previous MacBook Pro (~2008), the fans were audible, and there was a sleeping LED indicator in ...
1
vote
1answer
38 views

USB Mouse Wakes Up My iMac Immediately After Entering Sleep Mode

I have a Macally Wired 3 Button Optical USB Mouse ("BUMPER MOUSE") plugged into my iMac running Mavericks. When I put my iMac to sleep, the screen goes dark, but after about 10 seconds, the red LED on ...
0
votes
1answer
42 views

Why did my MacBook Air stay on?

I have a MacBook Air that the lid I left open. The screen was still on when I left it. In System Preferences, I set it to turn off the display and sleep after 10 minutes. But it didn't turn off. I ...
16
votes
3answers
12k 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 ...
0
votes
1answer
244 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 ...
9
votes
5answers
4k 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 ...
5
votes
2answers
107 views

Is there a way for locking the screen and putting it to sleep/activating the screen saver to be two different events on a MBP?

This question is very similar to what I want to accomplish, except for the fact that I also want to be able to put the display to sleep at times without triggering it to ask me for a password. I ...
3
votes
2answers
100 views

How to disable Command-Control-Power shortcut?

I frequently use Command-Option-Power shortcut to send my Macbook to sleep (especially since closing the lid when I have external monitor doesn't trigger sleep). Unfortunately, this shortcut is very ...
0
votes
0answers
54 views

Only sleep MacBook Air when lid is closed

I have the following power management settings defined for my MacBook Air. Shantanus-MacBook-Air:~ shantanutomar$ pmset -g Active Profiles: Battery Power -1* AC Power -1 Currently in ...
3
votes
3answers
4k views

Prevent iOS device from sleeping if plugged to charger

This is available in Developer options in Android's system Settings. I'm trying to look for an equivalent in iOS. This is great if I want the screen to be always visible for screen ...
0
votes
0answers
60 views

Why do I get random restarts with sleep wake failure error on mavericks?

On battery power, the computer will restart when it is in sleep mode. Rocky Sand's Battery Monitor, Free Memory and Memory Monitor always quit unexpectedly and Wi-Fi turns off. I have a ...
0
votes
0answers
15 views

Non-existing process keeps screen on

My iMac is currently not putting the display to sleep after a few minutes as it should be. $ pmset -g Active Profiles: AC Power -1* Currently in use: hibernatemode 3 halfdim ...
0
votes
2answers
53 views

Wake-on-Lan Protocol

What kind of WoL protocol does OS X use? Trying to explain. When I use OS X on my Mac Mini and it is going to sleep it wakes up automatically when receiving any packets (e.g. when I try to connect ...
4
votes
2answers
843 views

Junk mail filter for iPhone via imap

I have: Mac Book Pro running OS X 10.10.2 iPhone 6 Plus running iOS 8.1.3 On my computer I run Mail, which checks the email every 1 min. On my iPhone it runs every 15 mins. So most of the time, ...
0
votes
1answer
34 views

My Macbook Pro WiFi is getting slower unless I reboot

So I have that new Macbook Pro 15 inch with the Nvidia GPU for 6 months or so, and recently I experienced WiFi slowdown after I let my Macbook on for hours (with putting it to sleep by closing the ...
1
vote
1answer
363 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 ...
0
votes
0answers
78 views

Is it possible to do a “hard reset” on trackpad driver to solve erratic trackpad behaviour: clicks but no movement

I have a 13" MBP mid-2011 which has some trackpad issues. Every once in a while (can not replicate this reliably) the trackpad "freezes" after waking up. It will click (can select text or click ...
1
vote
1answer
202 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 ...
1
vote
1answer
57 views

How to change “Automatically reduce brightness before the display goes to sleep” in Yosemite?

A few OS X releases ago, there was a checkbox in the Energy Saver settings for "Automatically reduce brightness before the display goes to sleep". This doesn't appear to be there any more, and hasn't ...
2
votes
3answers
41 views

Looking for a way to mimic the battery-saving behavior of closing the lid without actually doing so

I'm looking for a way to keep the lid up, yet tell my Macbook Pro Late 2013 to do what it would do if the lid was actually closed. When I close the lid, the battery lasts for a long time, not so when ...
2
votes
1answer
171 views

Why is my BASH script being executed twice? I'm using launchd

I have one plist associated with this launchd agent. There is one agent listed in launchctl list, and it calls my bash script, called rc.wakeup, whenever the mac is woken up from sleep. There is only ...
0
votes
0answers
20 views

Prevent VPN Disconnection message OSX

When my computer wakes from sleep, it tries to reconnect to my VPN network before the Wifi connection is fully established. The result is that nearly every time I get this message, "You were ...
0
votes
0answers
112 views

Disable USB device when Mac sleeps

I'm looking for a way to disable an USB device whenever my MacBook wants to go to sleep. I'm aware that OS X controls power management for most devices fairly well, but in this case, which is an USB ...
0
votes
4answers
942 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 ...
0
votes
0answers
40 views

Macbook wakes up when closing lid

On my Macbook with OS X Yosemite, I can type: sudo pmset -a hibernatemode 25 pmset sleepnow The screen than goes black and the power light gets lid. After a minute the power light goes off. Then I ...
2
votes
0answers
27 views

USB Flash (Pen) drive vanishes after hibernation

I reboot my macbook (4,1 model + 10.6.8) very infrequently since I rely on the hibernation feature a lot. I also use USB flash drives a fair bit and there is usually one plugged in to one of the USB ...
1
vote
1answer
67 views

macbook air sleep/wake problem after dual boot

I installed ubuntu on macbook air 6,2 (Early 2014 model) using these instructions https://help.ubuntu.com/community/MacBookAir6-2/Trusty Now whenever I put my mac on sleep (closing the lid) while ...
4
votes
1answer
244 views

Mavericks 'close the clam' woes

I typically use my "Retina, 15-inch, Late 2013" MBP at work with the lid closed, connected to an external monitor, a bluetooth trackpad, and a USB keyboard. For the last few months, the results of ...
2
votes
1answer
342 views

Improptu restarting of Macbook Pro while in Sleep Mode

A week ago I bought a Macbook Pro Retina (mid 2014) version - and in the first few days of running it I have noticed about 4-5 times that the Macbook occasionally restarts itself - so far always in ...
0
votes
0answers
107 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 ...
3
votes
1answer
57 views

Set timeout when falling asleep before network disconnects

I'm using OS X Mavericks (latest) on a 15″ 2014 MBP. There's an option to make the system not lock the screen for x number of seconds/minutes after the screen goes dim. I'm looking for an option to ...
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 ...
21
votes
3answers
28k 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 ...
1
vote
0answers
337 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 - ...
9
votes
6answers
18k 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
1answer
110 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 ...
2
votes
1answer
36 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 ...