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0answers
9 views

Is there an update for the MacPro3,1 overclock utility that ZDNet produced several years ago?

The Mac Pro from 2008 (MacPro3,1) is still a fairly relevant machine in the modern OS X as not only does it run the latest releases of OSX, but also the 8 CPU cores that it came with provide enough ...
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2answers
83 views

How would I find out if an application installed the wavtap.kext as part of its package?

I'm experiencing many audiocore errors and am trying to narrow down the cause. A Google search has revealed that WavTap could potentially be the cause of these errors. WavTap is listed in my Audio ...
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0answers
82 views

How to forcibly unload kernel extension

I am using Paragon NTFS to mount an external USB hard disk formatted in NTFS. Occasionally the NTFS kernel extension will hang, especially after writing a lot of data. Running $ umount ...
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0answers
295 views

IOStorageFamily / IOSCSIArchitectureModelFamily kext errors on Mavericks

Occasionally when I start up my Mid-2012 Macbook Pro, I see the following error messages a few moments after logging in: This happens about every second or third login. After seeing these error ...
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0answers
258 views

How can I clear the kernel extension caches while using FileVault 2?

I have the same problem as this user, Air + Lion : plug in USB, keyboard/pad stop working , where the built-in keyboard and trackpad on my MacBook Pro stop working (and drop out of the USB devices ...
2
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1answer
313 views

SCTP kernel extension for Mavericks?

I am about to do some development with SCTP using Python[1]. But this requires some kind of 3rd party kernel extensions to Mac OS X. The only link I can find about the kernel extension is completely ...
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0answers
214 views

How to take advantage of Intel's SpeedStep technology

I've never formerly know about Intel's SpeedStep capabilities in my Mac(Book Pro 5,1) until the last few days. And let me say that the possibility to make the battery last longer is good enough to ...
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1answer
369 views

Mac OS X never shuts down

When trying to shutdown or restart my Mac it just keep on showing the spinning wheel with the white background. I have waited for at least 15 minutes but nothing happens. When safe booting I can ...
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0answers
41 views

Why after installing MacPorts the kernel_task RAM size raised x1.5?

I noticed that before installing MacPorts the kernel_task RAM usage was about 200-300 Mb. After installing that the process is using 482.5 Mb real RAM. What are the components (maybe .kexts, which ...
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0answers
730 views

Error message, “hpPlugInInit.kext was installed improperly”

I recently bought a MacBook Air and transferred my system information and user data via Migration Assistant. I used to get error messages on my old computer like this: The system extension ...
2
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2answers
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 ...
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3answers
6k views

Are there any benefits to deleting unused Mac OS X kernel extensions?

I find that many of the kernel extensions in /System/Library/Extensions are inapplicable to my MacBook, such as extensions for fibre channel cards, firewire, graphics cards I don't have, etc. Is there ...
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2answers
2k views

TrueCrypt fails with fusefs kext error

After upgrading to Mountain Lion, I can't mount any volumes with TrueCrypt 7.1a anymore. After typing in the password for the volume, an error message is shown, stating that the fusefs kext can't be ...
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1answer
339 views

kextstat-Listed Files Not Present in Extensions Folder

I used "kextstat | grep -v com.apple" to find active extensions, and found the following listed extensions. 119 3 0xffffff7f826c7000 0x3e000 0x3e000 org.virtualbox.kext.VBoxDrv (3.2.4) ...
1
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1answer
569 views

Apple USB to Ethernet failed to work

I bought a USB to Ethernet adapter from Apple, and I downloaded a lot things this afternoon. After dinner, both my retina MacBook Pro and the adapter felt very hot, so I unplugged it. Now the MacBook ...
1
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1answer
478 views

Why does running Luxology Modo cause a marked increase in performance for other 3D graphics apps?

Original post is at the bottom, newest update at the top. ;) I didn't think to add this before, but you can download a 15-day trial of Modo for free if anyone want to try this for themselves. If ...
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1answer
2k 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?
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3answers
2k views

How can I replace the original AppleIntelCPUPowermanagementClient.kext in OS X Lion?

I was playing around with Coolbook and stupidly enough deleted the two kernel extensions (kexts) without saving them to a backup location. How can I recover just ...
0
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1answer
129 views

Weird errors in system.log while trying to run .kext

First, I don't know if this is the correct place to put this question. Would Serverfault or Stackoverflow be better? I was running through a tutorial on making Mac Kernel Extensions. I loaded it, and ...
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1answer
726 views

Is it possible to switch from Safe Mode to Normal and back without a reboot?

Since 10.6.3, Apple has decided change the AppleIntelCPUManagement kexts, which leave me stuck with a kernel_task that pegs out at 135-185%, generating a lot of heat. Anyway, since I doubt anyone has ...
4
votes
1answer
2k 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 ...