new8월 25일· 1 sources
isolcpus= takes CPUs off the scheduler. Hardware IRQs still land there.
Why it matters
The blunt tool is still in a lot of GRUB files: GRUB_CMDLINE_LINUX_DEFAULT="isolcpus=0,1" Then update-grub (or grub2-mkconfig ) and reboot. Userspace tasks stop landing on CPU0/1. That is all most peo...
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