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4
votes
1answer
8k views

How can I disable kext signing in Mac OS X 10.10 Yosemite?

I know the disadvantages of disabling kext signing, but I was wondering how I can actually disable this on Mac OS X 10.10 "Yosemite"?
3
votes
1answer
3k views

How to unload kernel modules

When I run kextstat, it gives me a list of the currently loaded kernel modules. How to I go about using the information gathered from this command to unload a kernel module?
2
votes
3answers
3k views

MacBookAir kernel_task at 300% and rising

I have a MacBookAir5,1 connected to a Thunderbolt Display. When it gets very hot, PID 0 "kernel_task" uses ever more CPU until reaching 340% and slowing the Mac down sufficiently to make me restart ...
4
votes
1answer
3k views

File location of kernel extensions?

Is there an easy way to make the mapping from kernel extension to the file it came from? I can get the list of currently loaded kernel extension via kextstat. This gives me the bundle names, like ...