kernel_task high cpu usage

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# Find the model
$ system_profiler -detailLevel mini | grep "Model Identifier:"
Model Identifier: MacBookPro8,2

# Move and backup the file
$ mkdir -p ~/backup
$ cd /System/Library/Extensions/IOPlatformPluginFamily.kext/Contents/PlugIns/ACPI_SMC_PlatformPlugin.kext/Contents/Resources
$ sudo mv MacBookPro8_2.plist ~/backup/

kernel_task high cpu usage

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原文地址：http://www.cnblogs.com/ymy124/p/4721782.html