The recent CPU flaw caused quite a mess. Most recent linux kernels have the problems patched, but what if I am willing to trade security for performance? I’ll need to compile my own kernel and here is how to do that on Ubuntu 17. apt install git build-essential kernel-package fakeroot libncurses5-dev libssl-dev ccache wget https://cdn.kernel.org/pub/linux/kernel/v4.x/linux-4.15.tar.xz…