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1. #Set up sleep time for mac code#
2. #Set up sleep time for mac download#
3. #Set up sleep time for mac free#
4. #Set up sleep time for mac mac#

Left-click the Amphetamine icon, so that the line is horizontal.

#Set up sleep time for mac mac#

To end the current session, so that your Mac will drift off to sleep whenever you close the lid, either: Right-click the Amphetamine icon, and then select “Start New Session” from the dropdown that appears.Left-click the Amphetamine icon, so that the line is vertical.

To put your Mac into an active Amphetamine state, either: A dropdown menu will appear, prompting you to either start a new session, or end the current session. If you struggle to remember whether vertical means active or inactive, then you can check Amphetamine’s current state, by right-clicking the Amphetamine icon in your Mac’s menu bar. You can toggle between these two states, by clicking the Amphetamine icon. In this state, your Mac will drift to sleep if it stands idle for too long, or you close the lid.

Whenever the Amphetamine icon displays a horizontal line, you’ll know that it’s currently inactive. When Amphetamine is in this active state, its icon will display a vertical line. During this state, your Mac will not go to sleep, even when you close the lid. You can see what state Amphetamine is currently in, by glancing at its icon in the Mac menu bar: This adds the Amphetamine icon to your Mac’s menu bar.Īmphetamine has two states.

#Set up sleep time for mac download#

Head over to the App Store, and download the latest version of Amphetamine.

#Set up sleep time for mac free#

In this tutorial, we’ll be using the Amphetamine app, as it’s free to download and easy to use: There’s a few potential workarounds, including making a point to interact with your Mac once every few minutes, or leaving one of those “10 hours of perfect silence” YouTube videos running, but neither of these solutions are ideal! Perhaps you get delayed and your Mac drifts off to sleep anyway the YouTube video ends before your download hits 100% or perhaps your roommate spots your Mac, apparently stood idle and “helpfully” closes the lid for you.īy default, macOS automatically enters a sleep state every time you close the lid, but there’s a number of third party apps that can change this behaviour. If you’re downloading a large file or system-level update, then preventing your Mac from drifting to sleep mid-download can be a challenge. Oh, and don't forget to throw "sleep 60" after the wakeup script, so that you give your mac(s) time to get out of bed before you try getting in and doing your thing.How to stop a MacBook from sleeping with the lid closed

#Set up sleep time for mac code#

S.setsockopt(socket.SOL_SOCKET,socket.SO_BROADCAST,True)īy the way, highly important the point Yoda made is for young apprentice Jedis, better nothing is than GUI.īut listen well, Anakin - when you are not in the office or just can't be bothered to manually back up every night (no matter how nice the GUI is for waking up the remote computer), copy the python code into a file, make it executable, and have your shell script execute it before it runs the backup commands (rsync over ssh, anyone?) One datum of note: For your python script to run on a Linux system (and I assume Unix as well) you need to add the following line just after you declare the s variable: I wasn't in the office, working over a VPN - very happy when ssh finally got through. Thanks a lot for the data - I am a sysadmin and I really needed to wake my macs up to run backups.

S=socket.socket(socket.AF_INET, socket.SOCK_DGRAM) Here is a Python script that does this (if your MAC address is 01-23-45-67-89-0a: #!/usr/bin/env python The easiest way to do this is to send a broadcast. The magic packet format is very simple: it must include anywhere in the packet 6 times hexadecimal FF, followed by 16 times the Mac's MAC address (pun intended). I use this feature to turn on my iMac from my office when I want to log on using ssh (I have a Solaris machine on my home LAN that runs 24/7). I haven't found any trace of this documented on Apple's web site, but it seems Macs also implement this feature (at least my iMac G4 does). This is used, for instance, to allow backup programs to run at night. This is designed to allow a network administrator to turn on a computer remotely, even when it is turned off, by sending a "magic packet". Most modern computers offer a feature called "Wake on LAN".