SDB:Recover Intel CPU performance lose
Intel CPU has hardware security vulnerability like Spectre, Meltdown. To fix these issues, kernel has introduced a lot of patches that reduce the performance of your CPU. If you care performance more than security, you can disable them by adding some kernel parameters.
- Open YaST
- Open Boot Loader module
- Open Kernel Parameters tab
- Find Optional Kernel Parameters box
noibrs noibpb nopti nospectre_v2 nospectre_v1 l1tf=off nospec_store_bypass_disable no_stf_barrier mds=off mitigations=off(remember to put an extra space after existing parameters)