Linux App 성능측정 및 모니터 25개 Tools
http://www.thegeekstuff.com/2011/12/linux-performance-monitoring-tools/
http://www.ibm.com/developerworks/systems/library/es-debug/
http://www.cs.utexas.edu/users/ygz/378-03S/IBM-debug.pdf
C 함수별 실행시간 측정
http://acidpop.tistory.com/21