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
13 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
41 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
633 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
31 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
310 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
70 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
143 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
51 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
40 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 ...
5
votes
3answers
14k 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 ...
2
votes
1answer
159 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
14 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
76 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
900 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
34 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
20 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
44 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
238 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
324 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
98 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
54 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
25k 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
324 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
16k 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
108 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
29 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
2answers
137 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 ...
3
votes
5answers
41k 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
37 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
27 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
56 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 ...
1
vote
1answer
39 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
1k 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
120 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
91 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
58 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 ...
1
vote
0answers
37 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
45 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
12k 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
459 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 ...
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
0answers
33 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
76 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
24k 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
10k 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
47 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
10k 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
730 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 ...