Questions tagged [safe-sleep]

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Does macOS compact RAM to save power?

We all know that a modern OS will save power by throttling the CPU (or even putting it to sleep) when it isn't needed. But what about the RAM? After all, DRAM can't be powered-down without losing its ...
6
votes
2answers
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MacBook Pro not entering Safe Sleep

I've noticed since I got my new MacBook Pro (6,2, 10.6.7) that when the battery runs out while the computer is sleeping, Safe Sleep doesn't kick in upon restart. It used to be that with my old MacBook ...
41
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4answers
45k views

How can I manually put a Macbook Pro to hibernate without going to sleep mode first?

I recently got my first Mac computer, a late 2009 Macbook Pro model. I used to put my previous notebook (running windows 7) to hibernate directly in order to save battery but I can't do the same in ...