Stress testing your Mac is also a useful way to determine if you Mac has a fault if it is using 100% of a CPU, or if there is bad memory.
If you want to completely peg CPU to stress test a Mac, turn no further than the Terminal. Using the command line you can easily max out all CPU cores and induce huge load on a Mac...
Stress test your CPU and its cooling system. 1. Thank you for your review.
To stress test a Mac’s CPU, we can use the “yes” command, a Unix command that, without modification, will simply output an affirmative response (‘y’) over and over again until it is terminated.
As rare as it may be, your processor or CPU cooling fans can fail, and there is a really easy way to test your Mac’s hardware with the Terminal app that comes with OS X to ensure everything is working right.
How it works
Download Cpu Test for Mac - CPUTest X, Stress test a CPU and its cooling system ... and many more.
CPU performance. Cinebench uses all of your system’s processing power to test how quickly your main
Explore the world of Mac. Check out the new MacBook Pro, MacBook, iMac, and more. Visit the Apple site to learn, buy, and get support.
Completely free to download from the Mac App Store, this app has only a single window and very few