Your computer stores the time in a hardware clock on its motherboard.
Linux wall clock time.
Sufficiently recent versions of glibc and the linux kernel support the following clocks.
Linux does not include the times of waited for children in the value returned by clock.
Gnome clocks is an open source clock app for the gnome desktop environment.
How to display the date and time using linux command line use format characters to display the date and time with precision.
To get the number of seconds used divide by clocks per sec.
Clock realtime a settable system wide clock that measures real i e wall clock time.
It includes a timer stopwatch alarm and time details for various world cities.
Other features include a clean simple and customizable ui with support for flatpak geolocation gsound library and internalization.
User amount of cpu time spent in user mode.
The times 2 function which explicitly returns separate information about the caller and its children may be preferable.
This leads to one of your operating systems showing the wrong time in a dual boot situation.
The interpretation of the corre sponding time values and the effect on timers is unspecified.
Setting this clock requires appropriate.
Gary newell was a freelance contributor application developer and software tester with 20 years in it working on linux unix and windows.
The clock keeps track of time even when the computer is off.
Updated mar 2.
The value returned is the cpu time used so far as a clock t.
More clocks may be implemented.
See also clock gettime 2 getrusage 2 times 2 referenced by localtime 3 time 7.
If the processor time used is not available or its value cannot be represented the function returns the value clock t 1.