Good analysis, and yet again, this is why we use TSC at Netflix. I benchmarked them all a while ago. I also put "clocksource" on my tools diagram, so people rem

Good analysis, and yet again, this is why we use TSC at Netflix. I benchmarked them all a while ago. I also put "clocksource" on my tools diagram, so people remember that clocksource is a thing: http://www.brendangregg.com/Perf/linux_perf_tools_full.png http://www.brendangregg.com/Perf/linux_perf_tools_full.png