Comments on: Check a Macs Uptime and Reboot History

By: OSXDaily

OSXDaily — Fri, 12 Apr 2013 21:55:20 +0000

Yes, you can retrieve the uptime from the System Information menu. We updated the article with instructions on how to do this on all versions of Mac OS X.

Thanks for the comment!

By: Naki

Naki — Fri, 12 Apr 2013 19:03:28 +0000

Thanks, quite useful!

Is there a non-Terminal/GUI way to check uptime?
For example, in Windows you can see it in the Task Manager.

By: uugan

uugan — Sat, 09 Jun 2012 16:49:21 +0000

Great and usefill knowledge! thank you Bill.

By: Get Exact Boot, Sleep, and Wake Times from the Command Line

Get Exact Boot, Sleep, and Wake Times from the Command Line — Thu, 14 Jul 2011 07:20:54 +0000

[...] you’re looking for a record of a Macs boot history, try using the “last reboot” command instead. Similarly if you’re only looking to [...]

By: Screensaver not working in Mac OS X? Fix ScreenSaverEngine.app launch problems - OS X Daily

Tue, 22 Dec 2009 05:44:51 +0000

[...] any updates or new apps recently, and my Mac hasn’t been rebooted in 9 days (you can check your Mac’s uptime with the terminal). It’s a bit of a mystery to me as to what caused it, but the above fix [...]

By: CaptSaltyJack

CaptSaltyJack — Tue, 22 Sep 2009 18:50:15 +0000

“last reboot” doesn’t work for me for some reason (OS 10.5.8). I had to do “last | grep reboot”