Multiprocessor Profiling

Question

I would like to profile a program that hangs and spawns several child processes. I want to see how much time has been spent on some of the features. Which profiler can do this job?

Answer 1

Oprofile works well for this.

Answer 2

I think you can do it with SystemTap - DTrace Linux implementation of ideas

Answer 3

RotateRight. . (2.6.32+) , .