Don't use gprof for profiling
Don't use gprof for profiling

- It hasn't worked for a long time because of this bug [1].
- It can give misleading analysis [2].
- Using the random pause method [3] is what I really want.

[1] https://bugs.launchpad.net/ubuntu/+source/gcc-6/+bug/1678510
[2] https://yosefk.com/blog/how-profilers-lie-the-cases-of-gprof-and-kcachegrind.html
[3] https://stackoverflow.com/a/378024/4721953

mesbahamin/star-garden