CS 575 Supercomputing - Lecture Outline
Chapter 6: Timing (and Profiling)
September 8, 2003

Dr. Kris Stewart (stewart@rohan.sdsu.edu)
San Diego State University

This URL is http://www.stewart.cs.sdsu.edu/cs575/lecs/ch6.html

There are tools to allow the programmer to easily time an entire program, or any UNIX command, when in the csh.
time diffusion

• User Time
• System Time
• Elapsed Time (wall clock)