> > After applying these patches, we tested that our business performance > increased by more than 5% and the NUMA node memory bandwidth was more > balanced. > I have successfully applied your patches on my arm64 linux. And I could start it with a qemu machine(virt). However, I don't know the way to test the performance it brings to the kernel. Do you have some suggestions? Hope I can get some helps here, any help will be greatly appreciated. Many thanks Yuquan