> A clean tidy flame graph showing 1-3ns slices (~5 cycles) cannot help but be a vast simplification of what the CPU is really doing.
Sure, the thinnest slices on the highest zoom are going to be misleading. They're also not what you generally will want to be looking at (though they may provide context for you to identify the part higher functions taking a long time or hints about cache contention etc).
Sure, the thinnest slices on the highest zoom are going to be misleading. They're also not what you generally will want to be looking at (though they may provide context for you to identify the part higher functions taking a long time or hints about cache contention etc).