"Last time, we spoke about the Linux process scheduler and how it runs in the shadows swapping processes in and out of a running state so everyone gets a stab at the CPU. Today we'll go over how the kernel keeps track of time and just what it means to do something in a jiffy.
"Just to recap, last time we saw that every process has a priority assigned to. The scheduler will bump this priority up and down as time goes on and depending on how responsive the process is..."