CPU time

From Wikipedia, the free encyclopedia

Display of the CPU time (using top) of various processes on a Unix-like (GNU/Linux) system (the “TIME+” column).

CPU time is the amount of time a computer program uses in processing central processing unit (CPU) instructions, as opposed for example to waiting for input/output operations. The CPU time is often measured in clock ticks. It is used as a point of comparison for CPU usage of a program.

[edit] See also

• CPU
• Process (computing)
• Process time
• top

[edit] References

• Thimmannagari, Chandra (2005-01-01). CPU Design: Answers to Frequently Asked Questions. Springer, 68. ISBN 0-387-23799-2. 
• GNU glibc manual: clock and times functions

This computer hardware-related article is a stub. You can help Wikipedia by expanding it.