1. A method, comprising: receiving a plurality of context switch records and a total number of logical cores in a processing system; extracting from the context switch records a number of the logical cores used to perform at least one selected process over a course of time; separating the course of time into periodic intervals; determining a representative number of logical cores executing the selected process for each of the periodic intervals; and presenting the representative number of logical cores executing the selected process for each of the periodic intervals against the total number of logical cores over the course of time.