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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4 views

How to use closed clamshell mode with a wireless keyboard and USB sharing switch

Background I'm trying to connect a MacBook Air and a MacBook Pro to a single external monitor and a single wireless keyboard/mouse combo. Each laptop is connected to the monitor by cable, and the ...
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0answers
16 views

Change in sleep behaviour on MacBook Pro and ignoring settings on Yosemite

Recently (possibly since the 10.10.5 upgrade, but not sure) my MacBook Pro mid 2012 changed its sleeping behavior and I cannot seem to restore it. For years, I used a 48 hour hibernate delay ...
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0answers
7 views

Display sleep is lower than systemsleep, but I still get this error: Display sleep should have a lower timeout than system sleep

The error I am getting does not seem right. My sleep is set to 10, disksleep too, and display sleep is set to 2. Still it says display must be lower than systemsleep. See below: ~/$ pmset -g Active ...
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0answers
25 views

Multiple Display Issues with MBP

I've been having some annoying issues since getting my second display, and was hoping someone could give me some tips as to how I can improve things. If I take the computer out of sleep before the ...
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0answers
13 views

When waking my MacBook Pro up from sleep, it disables the trackpad and keyboard and searches for bluetooth keyboards

MacBook Pro 2012 Running 10.10.4 I have the Bluetooth set to off by default but no matter what, when I wake my laptop up it searches for Bluetooth keyboard, once it doesn't find one it'll give me ...
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0answers
17 views

Putting the external display to sleep but not the computer

I have a Mac mini running Yosemite 10.10.4. It is connected via HDMI to a D/A converter (which is then connected to a TV screen, an amp etc) (no other display) When I use the Hot corners to Put ...
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0answers
34 views

How to stop OS X from system sleep when the Display sleeps?

On OS X Yosemite I found that all operations interupt once I switch of the monitor for a while. Most notabaly copy processes of large files, simply pause. Every time OS X puts the Display to sleep (or ...
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1answer
19 views

iPhone 4 Won’t Turn On or Wake Up?

My lock button is broken and i have been using assist to lock my iPhone , but early today i pull my iPhone out of my pocket it I couldn't turn it on. I tried plugging it into the wall charger, ...
2
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1answer
44 views

Launching apps behind the lock screen?

I need to run an application behind the lock screen, e.g., just as Time Machine or Sophos antivirus (and others) can run when the screen is locked. Specifically, I would like to schedule an ...
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0answers
11 views

Early MacPro 2009 keeps needing SMC reset

My MacPro keeps needing to have its SMC reset to stop the video card putting my monitor to sleep when it switches from the logo screen to the desktop image during boot up. The problem seems to have ...
0
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1answer
46 views

Turn off Macbook automatic hibernation mode?

I'm having a problem with my MacBook Pro (mid 2012) where by when I lock my machine and then return several hours later (at least six hours) it will not respond to me pressing the keyboard. I have to ...
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0answers
9 views

How do I get File Sharing to set off Wake for Network Access on Mac 10.9.5?

When my iMac (10.9.5) is sleeping, I can't connect to its afp:// address. As soon as I wake the iMac, I can. I have made sure to check "Wake for Network Access," but it doesn't help. Thanks.
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1answer
130 views

MacBook Pro Early 2015: Sleep Wake Failure

Ever since I upgraded from my old MacBook Air 2012 to a brand new MacBook Pro I feel really disappointed with how my computer works. It used to occasionally freeze, overall work more slowly (!), and ...
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2answers
30 views

How can I see the sleep time(s) of my mac for a specific date?

Is it possible to see when I put my mac to sleep on a specific date?
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0answers
29 views

Bluetooth unresponsive on Macbook Retina after sleep (lid close)

Sometimes* when I close the lid on my 13" Retina Macbook to go from work to home, Bluetooth becomes unresponsive. I can access the Bluetooth menu in the menubar and click to connect to devices, but ...
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1answer
41 views

Uptime since boot excluding sleep for osx yosemite?

How can a I get the total uptime since boot (excluding the sleep time)? I can use the uptime command which shows how long since the last boot, but this does not differentiate between active use and ...
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0answers
34 views

Automatic shutdown hindered by sleep mode

I have an iMac (late 2009 model) running Yosemite. Recently, I have set up automatic shutdown in the Energy Saver settings under System Preferences. However, if my computer goes into sleep mode before ...
0
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1answer
46 views

How to set a reminder and alarm at the same time

How can I set a reminder to send me a notification at the same time the first ou a specific alarm goes of? What I am trying to do is, I have to take a medicine everyday in the morning, but I wake up ...
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0answers
23 views

How to configure the battery percentage at which the mac will hibernate

I've replaced my macbook pro battery with a non-official one and since the battery lasts a few hours less that the original one did at first (6h < 9h) when my battery starts running out at 1% ...
3
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0answers
34 views

MacBook Pro web browser windows cropped after resuming from sleep bug

I've been seeing this bug most recently in Yosemite 10.10.4 (14E46). It was in prior versions but I wasn't keeping track. When I resume from sleep my browser windows are cropped in both Firefox and ...
1
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1answer
142 views

Mac OS X 10.10.3 running out of disk space after sleep / Potential memory leak?

I have a MacBook Pro Retina 13" (Late 2013) with 16 GB RAM/512 GB SSD running Mac OS X 10.10.3. There are 20 GB free space on the SSD according to the Finder. Despite the relatively huge amount of ...
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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)?
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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 ...
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0answers
249 views

MacBook goes to sleep, won't wake up w/keyboard or mouse

I think people have posted this before but I wanted to be sure the fix wasn't different for my particular model. I am running a MacBook Pro, mid-2012 build, Yosemite (10.10.4). I just got the thing ...
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1answer
48 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 ...
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0answers
104 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 ...
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1answer
39 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 ...
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1answer
283 views

MacBook Pro sometimes freezes after waking from sleep

Since I updated to Yosemite after it was released my MacBook Pro (Mid 2012 2.5 GHz Intel Core i5) sometimes freezes for several minutes after waking it from sleep mode. It does not happen every time ...
0
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1answer
43 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 ...
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0answers
56 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 ...
5
votes
2answers
109 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 ...
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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 ...
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0answers
69 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
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1answer
35 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 ...
0
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2answers
56 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 ...
1
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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
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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 ...
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0answers
22 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
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0answers
113 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
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 ...
1
vote
1answer
69 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 ...
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
370 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 ...
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 ...
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 ...
1
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0answers
40 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 ...
1
vote
2answers
181 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
1answer
205 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 ...
0
votes
0answers
30 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 ...