Linked Questions

2
votes
1answer
2k views

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 ...
24
votes
3answers
64k views

What are the “sleepimage” and “swapfile” documents?

I was using Disk Inventory X and found a file called sleepimage in /private/var/vm/ It takes up 4 GB! I also found numerous other files in the same folder called swapfile0 swapfile1, etc. What are ...
17
votes
4answers
36k views

Reducing Lion OS Footprint by removing unnecessary files/folders

I am trying to downsize my iMac 640Gb disk to make it fit onto a 120Gb (113Gb usable) SSD. The total size of use files is currently approximately 340Gb, of which my home folder accounts for 265Gb (...
14
votes
3answers
6k views

Can Macs be put in hibernation voluntarily?

I know that when you put your Mac laptop to sleep and the battery dies, next time you plug it in it will wake up from the state it was prior to being put to sleep. There are also hacks to get this ...
12
votes
3answers
11k 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 ...
4
votes
4answers
11k views

Is it bad or unhealthy to put my Mac to sleep?

I am wondering if it is bad or unhealthy to always put my Mac to sleep or should I shut it down instead? What I mean by putting it to sleep is that the display and hard drive are sleeping. The reason ...
3
votes
1answer
12k views

How can I force my laptop to shut down when I close the lid?

I'd like my Mac laptops to shut down completely when I close the lid. This is partly for convenience and partly for security reasons. I couldn't find a way to do this in the System Preferences (OS 10....
8
votes
3answers
2k views

MacBook Air takes an eternity to come out of sleep

For the past few years I've been using a 2008 aluminum MacBook. The day the new airs came out I decided to switch so I purchased one to replace my well used MB. Lion has had its bugs, most of which ...
0
votes
1answer
2k views

Macbook Air shutting off on lid close

Every time I close the lid of my Macbook Air, it turns off and I have to manually start it later when I open the lid again. It also doesn't persist some of my settings such as volume level, desktop ...
3
votes
1answer
537 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 ...
1
vote
1answer
250 views

Restart screen features a progress bar: what is it?

Sometimes (and in particular the last two times I restarted), a strange bar looking like a load bar or a copy bar appears on the restart screen, as in the image below. I am running Mac OS X 10.9.5. ...
1
vote
0answers
19 views

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 (...