To use the caffeinate command you’ll need to be running a fairly modern version of OS X, as the feature was introduced in 10.8 Mountain Lion and persists through 10.9 Mavericks, and into 10.10 Yosemite. If your disk is full, it’s time to delete unnecessary files and apps you don’t use anymore, or use an external drive to store files that you don’t access very often I need then to move the mouse for 10 seconds, the computer gives you that little chime and the mouse starts working again Here, learn about Make sure the cables are properly. ![]() With these latter tricks, if you run caffeinate in the background and want to cancel it then the easiest way to quit the process is to issue the kill command for the reference process ID, or simply ‘killall caffeinate’ Search: Second Monitor Keeps Going To Sleep Mac. That causes the Mac to avoid sleep only as long as it takes to run the command provided, after which the normal sleep rules apply. For convenience i would make an alias for disabling sleep mode and another one for enabling it back. The number attached to the -t flag is the amount of time in seconds for sleep to be disabled on the Mac.Ĭaffeinate can also be attached to other commands to prevent the Mac from sleeping while that given command runs: Launch InsomniaX and enable the option disable lid sleep, fill out the administration password prompt if needed Rejoice, InsomniaX should be working and the kext should now be trusted by the system Re-Enable Gatekeeper. You can also run caffeinate for a pre-determined amount of time to prevent sleeping for a specified block of time, say for 4 hours while you download something, and then run it in the background by adding & to it: To stop caffeinate and return to normal sleep behavior, you can hit “Control+C” to quit out of caffeinate as it’s running like this, or you can kill it with the ‘killall caffeinate’ command if desired. To temporarily disable sleep functions regardless of sleep settings, run the following command from Terminal in Mac OS X:Īt the core basic function of the command, caffeinate is all that’s necessary, and while caffeinate is active sleep will be prevented until it’s no longer running. How to Disable Sleep with the ‘caffeinate’ Command in Mac OS X A few useful examples are discussed below. At it’s most simple usage, caffeinate just prevents sleep entirely, but you can modify the command with various flags to prevent just the display from sleeping, provide a specified time to avoid sleeping, prevent sleeping while a command runs, and more.
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