Safe sleep is a Mac notebook feature that writes the current state of your computer to the hard drive in case of battery depletion while sleeping. When connected to power, your Mac will also download software updates and perform Time Machine backups. These include Mail, Calendar, and other iCloud services while sleeping. Power Nap is a nifty feature that allows your device to sync to multiple Apple services. However, applications that rely on internet access may experience a delay when reestablishing a connection. While shutting down forces all apps to close, sleeping allows them to retain their current states and resume on wake up. READ MORE: How to quickly record your Mac’s screen Other components, such as the CPU, enter low power mode and continue to serve only necessary functions.īecause a sleeping Mac stores its current state in the device’s RAM, waking is a swift process, and, in most cases, you can resume work instantly. That helps keep energy consumption to a minimum. Therefore, non-essential hardware - such as the display and hard drive - can power down when your device goes to sleep. The primary purpose of Mac’s sleep mode is to save power. READ MORE: How to set sleep schedules on iPhone Utilize safe sleep to avoid data loss if Mac loses power.Use Power Nap to update iCloud services and macOS.Keep apps open and saved in their current states.Temporarily disable unnecessary hardware to save power.If you need to walk away from your Mac for more than a few minutes, we recommend putting it to sleep. Advantages of putting your Mac to sleep Image: KnowTechie But, if you want a more detailed explanation, continue reading below. Laptop go to power off not because low battery in sleeping mode, I'm checked it (after sleeping the battery always no less 80%).Sleep vs shutdown – which is better for your Mac?Īs we’ve mentioned, each option can offer benefits. Skipping info and debug messages, pass -info and/or -debug to include. This is started a few weeks ago (after system's update, I guess).ĮDIT log show -style syslog -predicate 'eventMessage contains "shutdown cause"'įiltering the log data using "eventMessage CONTAINS "shutdown cause"" I don't found where I may disable this behavior in settings. I lose progress in my work because of this. I'm send my laptop to sleep ( -> Sleep) and when I open it later, it starts loading system from the beggining as if I powered off it.
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