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kernel_task high CPU

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Joined
Jun 24, 2019
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7
Motherboard
INTEL DG43RK
CPU
Core QUAD Q9550 8gb RAM
Graphics
NVIDIA GeForce GTX 750Ti
Mac
  1. iMac
Classic Mac
  1. 128K
Mobile Phone
  1. Android
Hi!

i know there is a lot of threads about this problem all over the web, but i'm a heavy user since the first hackintosh has been made possible, and i have already
got this fix with the iMac****.plist several times before.

This time, i'm struggling with it! Every time i have a power loss on the street and the PC dont shutdown properly i loose the FIX, and every time i have made
the trick with the .plist at /System/Library/Extensions/IOPlattformPlugin.kext/Contents/Plugins/ACPI etc...it has worked.

some times i have to copy and remove the file a few times, but it always work!

the PC becomes almost unusable! when i'm using to process anything the kernel_task drop a little, but when i leave him idle it begins to get higher CPU
the CPU TIME and IDLE WAKE UPS gets bigger and bigger as you can see on the screenshot i attached.

If there is some one out there that still struggles with this problem please.

my configuration is way old, i know that. but it still serve me very well without this problem.
 

Attachments

  • Screen Shot 2020-05-13 at 8.02.51 PM.png
    Screen Shot 2020-05-13 at 8.02.51 PM.png
    2.4 MB · Views: 278
Attaching some files, so maybe someone can help.

Code:
ast login: Wed May 20 17:49:45 on ttys000
Leonardos-iMac:~ leonardonovaes$ kextstat|grep -y acpiplat
   13    1 0xffffff7f82490000 0x60000    0x60000    com.apple.driver.AppleACPIPlatform (4.0) A29C7512-D3A8-3AED-9721-3A5FF1A32EB2 <12 11 7 6 5 4 3 1>
Leonardos-iMac:~ leonardonovaes$ kextstat|grep -y acpiplatform
   13    1 0xffffff7f82490000 0x60000    0x60000    com.apple.driver.AppleACPIPlatform (4.0) A29C7512-D3A8-3AED-9721-3A5FF1A32EB2 <12 11 7 6 5 4 3 1>
Leonardos-iMac:~ leonardonovaes$ kextstat|grep -y appleintelcpu
   22    0 0xffffff7f8212c000 0x2b000    0x2b000    com.apple.driver.AppleIntelCPUPowerManagement (218.0.0) 917C14A9-67C6-3D62-B175-F802514D060C <7 6 5 4 3 1>
Leonardos-iMac:~ leonardonovaes$ kextstat|grep -y applelpc
Leonardos-iMac:~ leonardonovaes$ kextstat|grep -y applehda
   77    1 0xffffff7f821c8000 0x1e000    0x1e000    com.apple.driver.AppleHDAController (274.12) D532D0E1-0A58-3DBA-AB37-3979E2659B2B <76 75 65 12 7 6 5 4 3 1>
   98    0 0xffffff7f82334000 0xb3000    0xb3000    com.apple.driver.AppleHDA (274.12) 4BBAF30A-0068-3ADC-9DE8-D0800405AFD1 <97 77 76 75 66 65 12 11 6 5 4 3 1>
Leonardos-iMac:~ leonardonovaes$ sudo touch /System/Library/Extensions && sudo kextcache -u /
Password:
kext-dev-mode allowing invalid signature -67062 0xFFFFFFFFFFFEFA0A for kext RealtekRTL8111.kext
kext-dev-mode allowing invalid signature -67062 0xFFFFFFFFFFFEFA0A for kext AppleIntelE1000e.kext
kext-dev-mode allowing invalid signature -67062 0xFFFFFFFFFFFEFA0A for kext NullCPUPowerManagement.kext
kext-dev-mode allowing invalid signature -67054 0xFFFFFFFFFFFEFA12 for kext ACPI_SMC_PlatformPlugin.kext
kext-dev-mode allowing invalid signature -67062 0xFFFFFFFFFFFEFA0A for kext HDAEnabler1.kext
AppleHSBluetoothDriver.kext - dependency 'com.apple.iokit.IOBluetoothFamily' not found.
AppleHSBluetoothDriver.kext - dependency 'com.apple.driver.IOBluetoothHIDDriver' not found.
AppleHSBluetoothDriver.kext is missing dependencies (including anyway; dependencies may be available from elsewhere)
AppleBluetoothHIDMouse.kext - dependency 'com.apple.driver.IOBluetoothHIDDriver' not found.
AppleBluetoothHIDMouse.kext is missing dependencies (including anyway; dependencies may be available from elsewhere)
AppleBluetoothHIDKeyboard.kext - dependency 'com.apple.driver.IOBluetoothHIDDriver' not found.
AppleBluetoothHIDKeyboard.kext is missing dependencies (including anyway; dependencies may be available from elsewhere)
kext-dev-mode allowing invalid signature -67054 0xFFFFFFFFFFFEFA12 for kext AppleHDA.kext
AppleBluetoothMultitouch.kext - dependency 'com.apple.iokit.IOBluetoothFamily' not found.
AppleBluetoothMultitouch.kext - dependency 'com.apple.driver.IOBluetoothHIDDriver' not found.
AppleBluetoothMultitouch.kext is missing dependencies (including anyway; dependencies may be available from elsewhere)
AppleHSBluetoothDriver.kext - dependency 'com.apple.iokit.IOBluetoothFamily' not found.
AppleHSBluetoothDriver.kext - dependency 'com.apple.driver.IOBluetoothHIDDriver' not found.
AppleBluetoothHIDMouse.kext - dependency 'com.apple.driver.IOBluetoothHIDDriver' not found.
AppleBluetoothHIDKeyboard.kext - dependency 'com.apple.driver.IOBluetoothHIDDriver' not found.
AppleBluetoothMultitouch.kext - dependency 'com.apple.iokit.IOBluetoothFamily' not found.
AppleBluetoothMultitouch.kext - dependency 'com.apple.driver.IOBluetoothHIDDriver' not found.
AppleHSBluetoothDriver.kext - dependency 'com.apple.iokit.IOBluetoothFamily' not found.
AppleHSBluetoothDriver.kext - dependency 'com.apple.driver.IOBluetoothHIDDriver' not found.
Prelink failed for com.apple.driver.AppleHSBluetoothDriver; omitting from prelinked kernel.
AppleBluetoothHIDMouse.kext - dependency 'com.apple.driver.IOBluetoothHIDDriver' not found.
Prelink failed for com.apple.driver.AppleBluetoothHIDMouse; omitting from prelinked kernel.
AppleBluetoothHIDKeyboard.kext - dependency 'com.apple.driver.IOBluetoothHIDDriver' not found.
Prelink failed for com.apple.driver.AppleBluetoothHIDKeyboard; omitting from prelinked kernel.
AppleBluetoothMultitouch.kext - dependency 'com.apple.iokit.IOBluetoothFamily' not found.
AppleBluetoothMultitouch.kext - dependency 'com.apple.driver.IOBluetoothHIDDriver' not found.
Prelink failed for com.apple.driver.AppleBluetoothMultitouch; omitting from prelinked kernel.
Leonardos-iMac:~ leonardonovaes$
 

Attachments

  • EFI.zip
    22.4 MB · Views: 161
  • IOREG.zip
    507.3 KB · Views: 136
Last edited:
hello folks!


after all this time, i came back here to say that i have to re-install el capitan,
in this process, when i came to the moment that have to install my nvidia driver
for GPU, the kernel_task went UP again... so i discover that it has something about the GPU
driver.

trying to discover a way out!
 
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