Questions tagged [hibernate]

Officially known as Safe Sleep Mode. This is the action a Mac takes to stores its entire contents of RAM onto the hard drive.

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Can't find some kernel logs that could be seen in previous macOS versions

I am looking for the kernel log messages that are output during the macOS hibernation process. As an example: 8/20/14 11:58:40 AM kernel wired_pages_encrypted 60968, wired_pages_clear 39229, ...
Desert Scuba's user avatar
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867 views

How exactly could these commands to use MacBook in Clamshell Mode without a Power Adapter be dangerous? And how to revert them eventually?

I am trying use my macbook with an external device in Clamshell Mode without the power adapter. Hence, I am following this tutorial. The author gives, first, a GUI approach. Then, he suggests the ...
Pedro Delfino's user avatar
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MBP Mid 2010 won't hibernate, runs battery dead

I have a mid 2010 running High Sierra and it won't hibernate (or safe sleep? I'm confused on the right term). When I close the lid it goes into standby as you would expect, but it never goes into ...
jk651's user avatar
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How to set MacBook Pro to eventuallly fully hibernate if on battery

I have a MacBook Pro (16-inch, 2019) with macOS Monterey 12.4. Here are my battery settings: When unplugged: During the week, I use it (with its lid closed) plugged in via USB-C to my Dell U4320Q ...
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How to enable hibernation on M1 Mac Mini? [duplicate]

I did some research and found materials saying that Mac mini has this feature but I can't find it in pmset. There was an entry on changelog that big sur added hibernation. Notes: A related but ...
porkier-pang-0f's user avatar
5 votes
2 answers
3k views

M1 MacBook runs out of battery while sleeping [duplicate]

My MacBook(MacBook Pro M1 Max 16-inch, 2021, Monterey v12.0.1) runs out of battery while sleeping. When I run pmset -g log the following log appears repeatedly while sleeping. I unchecked Contact in ...
Raymond's user avatar
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How to configure hibernate on macOS Monterey?

For the life of me, I cannot get macOS Monterey to hibernate on my 2015 MacBook Pro on battery power. Here is my pmset -g output while on battery: % pmset -g System-wide power settings: Currently in ...
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Does macOS have hibernation where no power is used?

Does macOS have hibernation mode which works exactly like hibernation in Windows (RAM is saved to the disk and power is switched off)? When I use hibernation in macOS, computer still consumes energy. ...
Kornel Szymkiewicz's user avatar
2 votes
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Big Sur (Intel) is waking from hibernate automatically, why and how to stop?

Quick Summary pmset -g log | grep -i "wake from" gives the following for "Wake from Hibernate" (full result list bottom): A) Wake from Hibernate [CDNVA] : due to EC.PowerButton/...
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Do the intel Macbooks have an option for Hibernation?

I noticed that Big Sur 12.3 update notes mention that Hibernation support has been added for M1 Macs. I have an intel MacBook Pro and have never noticed an option to Hibernate. In contrast to Windows ...
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How to enable hibernation on M1 Mac

I am trying to enable Windows-like hibernation (powering off the device) on an M1 Mac mini. Current power mode configuration of any Mac can be displayed with pmset -g command, and this command's ...
Ugur's user avatar
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MacBook Pro doesn't automatically go into Hibernate/Safe Sleep on empty battery (M1/Big Sur)

Long gone are the times when my MacBook Pro 2012 automatically went into hibernate when the battery was low. I always blamed it on my old battery. I recently bought a MacBook Pro M1 though, and was ...
johnson's user avatar
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Macbook is setup to hibernate immediately, but it hibernates after ~1hr delay both on AC & battery

I tried to change the settings to all sorts of scenarios, but the laptop just refuses to hibernate right away. I want it to bypass sleep/standby completely, and cut off power to RAM immediately (...
user400338's user avatar
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Different hibernate modes on MacBook Pro?

Sorry if this question will appear to be stupid. Is it possible to set one hibernate mode (for example 3) when macbook is on power adapter and another hibernate mode (25) when it’s on battery. Is it ...
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macOS Catalina hibernatemode 25 invalid?

(MacBook Pro 13" 2020 w/ macOS 10.15.5) I've always set hibernatemode to 25 for all my old Mac's (running OS 10.10.5) without a problem. However, setting hibernatemode to 25 on Catalina didn't ...
isend's user avatar
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How to hibernate the Mac after sleep after a set time? [duplicate]

I have these settings on my MacBook with Catalina: System-wide power settings: Currently in use: standbydelaylow 10800 standby 1 womp 1 halfdim 1 ...
lucalf's user avatar
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3 votes
2 answers
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What is the safest way to leave my MacBook on 24/7 with macOS Mojave?

I used to use sudo pmset -a hibernatemode 25 to try setting my MacBook to hibernate instead of sleep, so that it pulls power away from the RAM/hard drives, etc. and puts the laptop into a proper sleep....
NobleUplift's user avatar
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macOS Mojave hibernatemode 25 | Dark Wake/ sleep wake

I have set hibernate mode to 25 and the standby time to 0 in macOS Mojave. Now my idea is that the Mac goes to deep sleep (no power to RAM). Most of the time it works; if I open the lid I see this ...
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What's causing my MacBook to freeze and reset keyboard settings when I bring it back from a long sleep?

The problem: I recently got a 2018 15-inch MacBook Pro running MacOS 10.14.2 (Mojave). I'm running into a really long freeze when I bring it out of a long sleep (e.g. by opening the lid after ...
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Finder windows moving from other monitors as soon as the computer hibernates

I have 3 monitors. I have finder opened with windows on monitor 1, 2 and 3. The middle one, 2, is the main screen on the iMac. As soon as the computer hibernates, the windows on other monitors are ...
Duck's user avatar
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9 votes
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Macbook does not wake up properly after several hours of sleep

When I close my MacBook Pro in the evening, and then open it in the morning, the display is illuminated and the apple is bright but nothing is happening. So I need to push the power button to restart ...
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Can't hibernate computer MacOS Mojave, no pmset "standby" option

I have a Mid-2009 Macbook Pro 17 inch (5,2), with MacOS Mojave 10.14 installed. I want to enable hibernation (or standby, or deep sleep, or safe sleep) in order to power off the RAM when in sleep mode....
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MacOS Sierra sleep mode after a couple of minutes

I am new to Mac and writing codes. When I leave the laptop idle for a couple of minutes, it goes into hibernation or sleep mode and doesn't run it. So, I have to press the power button to activate it. ...
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Is there a way to save a running system snapshot, without hibernating?

I don't mean file system snapshot, I mean the system state that is saved by the hibernate procedure (or deep sleep), to be recovered after a shutdown, so that I I'm able to restart from the situation (...
zakmck's user avatar
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2 votes
2 answers
593 views

Cannot alter MBP Power Management Settings

I've got this problem where I can't alter some pmset values in Terminal. I can change them, the changes are registered with pmset -g, but they are ignored. Example: pmset acwake 0 but Mac still ...
Eric Cardinale's user avatar
4 votes
0 answers
5k views

Is hibernatemode 25 broken on macOS High Sierra and can it be fixed?

Following the instructions on this article, I've had hibernatemode 25 working since Sierra, El Capitan, and probably Yosemite. It's set via: sudo pmset -a hibernatemode 25 Beforehand, it worked like ...
NobleUplift's user avatar
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macOS: How to force hibernate, shut down, and restore

I want to Write the current state of macOS to /private/var/vm/sleepimage immediately before shutting down Power on my Mac again and boot into my Boot Camp Windows partition (by holding opt at boot) ...
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Force my MacBook Air that uses external USB as boot drive to hibernate/suspend to disk?

There are several questions about hibernating (suspending to disk) but most are concerned with battery life and so many answers basically say just use sleep (suspend to RAM) because the battery will ...
hippietrail's user avatar
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2 votes
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152 views

Hibernate a MacBook

I have a 12" MacBook and I can successfully hibernate it using pmset (I know for sure it's really hibernating because waking up the laptop shows a progress bar during the resume process). ...
user3534974's user avatar
2 votes
3 answers
2k views

Macbook Pro: Hibernate vs Shutdown

I'm using a Macbook Pro late 2011, it has been upgraded with a SSD and 8GB RAM. I was curious as to whether putting my mac on hibernation would extend it's life or I should just shut it down every ...
Alpha Mineron's user avatar
4 votes
1 answer
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Entering hibernate mode after delay upon going to sleep mode doesn't work when using power supply

I've successfully set the MAC to enter hibernate mode after 1 minute delay upon going to sleep mode but it works only on battery power. When using power supply, the computer stays in sleep mode after ...
justasd's user avatar
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1 answer
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macOS: MacBook goes hibernate during night and does not restore all windows after turning on

Using MacBook Pro 13 2015 with macOS Sierra. Just closing my Mac lid. Went to sleep. Mac is connected to external monitor with miniDisplayPort, though monitor power turned off during the night. ...
sevenfourk's user avatar
3 votes
1 answer
1k views

How to hibernate MacBook Pro without a battery

I have a Late 2008 MacBook Pro, that runs only on charger (wall power), because the battery died a long time ago. With battery it used to be able to hibernate to disk, but it seems like I can not get ...
Palimondo's user avatar
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57 votes
3 answers
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Do Terminal processes stop if Mac sleeps?

I'm running some Python machine learning programs through Terminal that take hours at a time to finish. If I leave my computer unattended it hibernates - the screen goes off and I have to type in my ...
Nicholas Hassan's user avatar
2 votes
1 answer
758 views

How do I confirm that my Mac has hibernated?

I believe I've correctly configured my MacBook Pro to hibernate (after a delay) when I close the lid, with the following settings standbydelay 900 standby 1 halfdim ...
orome's user avatar
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How to auto mount encrypted USB sticks after hibernate?

I use 2 tiny USB sticks as extra storage space on my Mac. When I close the lid, I send the Mac to hibernate mode. Is there a way such that I auto mount the encrypted USB sticks right after I unlock ...
Frank Merzen's user avatar
2 votes
1 answer
2k views

MacBook: Force hibernation, even on AC power (not battery power)

I've found a number of hints to force a MacBook (or other) into Hibernation mode (ie. write RAM to Disk, and completely power off - so system is back in it's pre-sleep state upon next boot), but they ...
Demis's user avatar
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2 votes
1 answer
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How can you make a Mac (2015 Yosemite) hibernate? (Hibernate like Windows PC, ie. save state to disk and fully power down) [duplicate]

Please note: Whilst the older question (4 years ago) Do MacBooks have a true "Hibernate" option? has answers that show a hibernate option exists for Macs, it doesn't detail how to make your ...
questioner56's user avatar
1 vote
0 answers
642 views

Installed new SSD now when my mac dies to freezes on restart

I've installed a new SSD not an OEM, but it's a compatible fit to my early macbook pro 2015 with retina 13". When my battery dies it doesnt hibernate my mac, so when I restart it, it freezes and then ...
Jonathan Lockley's user avatar
4 votes
1 answer
2k views

After waking-up, how do you know if your mac was hibernating (fully powered off like Windows PC) and not sleeping?

Not sure if my Macbookpro Retina 2015 is waking up from sleep, safesleep or hibernation. I have enabled hibernatemode 25 (via terminal command: sudo pmset -a hibernatemode 25). pmset -g shows ...
questioner56's user avatar
1 vote
1 answer
1k views

Is there a keyboard shortcut for hibernate now a Mac, without changing power settings?

Question Details: Is it possible to make your macbookpro retina (2015) to hibernate (hibernate mode 25 i.e. fully powered off) via a shortcut? I still want it to go to sleep (the usual default ...
questioner56's user avatar
4 votes
1 answer
987 views

How do to hibernate OS X in order to reboot to Windows 10

I have Yosemite and Windows 10 installed on my Macbook Pro 2015. On Windows 10 I can hibernate. Then press the power button and hold down ALT key to boot from OS X. However, I can't do the same thing ...
user166663's user avatar
2 votes
5 answers
3k 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 (non-retina) changed its sleeping behavior and I cannot seem to restore it. For years, I used a 48 hour hibernate ...
n1000's user avatar
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1 vote
1 answer
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Only hibernate when closing the lid, display sleep otherwise?

I am looking for a way to hibernate (i.e. RAM saved to HDD then turned off) only when closing the lid. When the lid is opened, I expect OSX to simply turn off the screen after X minutes (i.e. ...
Julio Guerra's user avatar
2 votes
3 answers
107 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 ...
Loi Huynh's user avatar
0 votes
1 answer
450 views

Can I preset the hibernation file size on a Mac so that it can always hibernate?

The short version of the question is: is there a way to preset the hibernation file to be 8GB so that the Macbook Air can always hibernate? My Macbook Air only has 256GB of SSD space, and right now ...
nonopolarity's user avatar
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2 votes
3 answers
5k views

Can MacBooks backup when in hibernation mode?

Can MacBooks (late 2010 Air in particular) backup when in hibernation mode? The reason why I am asking this is because I want to backup my MacBook air at midnight however I am not sure if my computer ...
iProgram's user avatar
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2 votes
2 answers
2k views

Retina Macbook Pro doesn't hibernate

I have bought a 13 Retina Macbook Pro -my first Mac, just a couple of days ago and I found something odd. Apple claims that after an hour or so of sleep, the Mac should go to deep sleep -AKA ...
alezvic's user avatar
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0 votes
1 answer
665 views

How to suspend a virtual machine using AppleScript (when hibernating the Mac)?

I need an application, which will: Activate Parallels Desktop While holding Opt, select 'Actions > Suspend' Activate SmartSleep Minimize SmartSleep Click 'Hibernate' of menu item 'QuickSleep' of menu ...
AnonA's user avatar
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0 votes
1 answer
301 views

OS X Mavericks - hybrid hibernate does not work?

I have MacBook Pro, late 2010. For a while I was using OS X 10.6 and sleep logic was next: 1. after closing lid macbook go to sleep (with momentary wake up on lid open) 2. after day or so of sleeping ...
Anton Koval''s user avatar