Learning profiling, Where do I start?

[Blessman11]

I have to learn profiling but I'm not even sure of where I can start on this. What are the best starting methods for newbies in this category?

[histrungalot]

You could look into gprof
http://sourceware.org/binutils/docs/gprof/
http://www.cs.duke.edu/~ola/courses/programming/gprof.html
http://www.cs.utah.edu/dept/old/texinfo/as/gprof.html