If I'm at the command line already, that may well work. Or, it may not (the initial problem I had, I already knew the high level breakdowns, and was hunting fo

If I'm at the command line already, that may well work. Or, it may not (the initial problem I had, I already knew the high level breakdowns, and was hunting for wasted 1%'s here and there -- the flame graph made it easy to spy everything at once). Another use of the flame graph approach is with automated build software. Imagine automatically generating one with every linux version, to keep track of where growth is.