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