I wonder what `sudo perf top` says it's doing (in terms of heaviest symbols). That would probably be the most useful thing to stick on the end of a pitchfork :P

I wonder what `sudo perf top` says it's doing (in terms of heaviest symbols). That would probably be the most useful thing to stick on the end of a pitchfork :P (The command accepts a `-p <pid>` parameter; without that it'll profile the whole system (I make this sound much heavier than it is).)