For systems that collect OS C-State residencies, CPU C-states are core power states requested by the Operating System Directed Power Management (OSPM) infrastructure that define the degree to which the processor is "idle".
Intel® VTune™ Amplifier can calculate analysis-independent time spent within particular procedures and functions and within children (callees). This is the information for Self and Total time, respectively. The Bottom-up window shows only Self time. The Top-down Tree window and Source/Assembly window show Self time and Total time.