Wall Clock Time

Views Updated: Dec 15, 2025

Key Facts

Abbreviation
WCT
Pronunciation
/wɔl klɑk taɪm/
Category
Business
Related Field
General

Examples in Context

  1. A simple performance metric is wall clock time, or measuring the real-world delay between a request for a page and a finished rendering.
  2. These numbers must be taken with a grain of salt, because they only represent the time the process spent on the CPU, not the real time it took to execute ( also known as the wall clock time ).
  3. This method offers the tantalizing possibility of measuring not the elapsed (" wall clock ") time, but the actual CPU time used by the current thread, which is less than or equal to elapsed time.
  4. Does the wall clock keep good time?
  5. For example, if you have four runnable tasks, then fair_clock will increase at one quarter of the speed of wall time.

Other meanings of WCT

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