The clock manager provides services two primary classes of services. The first focuses on obtaining and setting the current date and time. The other category of services focus on allowing a thread to delay for a specific length of time.
The directives provided by the clock manager are:
clock_gettime
- Obtain Time of Day
clock_settime
- Set Time of Day
clock_getres
- Get Clock Resolution
sleep
- Delay Process Execution
usleep
- Delay Process Execution in Microseconds
nanosleep
- Delay with High Resolution
gettimeofday
- Get the Time of Day
time
- Get time in seconds
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