getrusage(2)							System Calls Manual						      getrusage(2)

NAME
getrusage - get information about resource utilization SYNOPSIS
DESCRIPTION
The function provides measures of the resources used by the current process or its terminated and waited-for child processes. If the value of the who argument is information is returned about resources used by the current process. If the value of the who argument is information is returned about resources used by the terminated and waited-for children of the current process. If the child is never waited for (for instance, if the parent has set or sets to the resource information for the child process is discarded and not included in the resource information provided by The r_usage argument is a pointer to an object of type in which the returned information is stored. If the current process is multi-threaded, returns the information about the resources used by all the active and the reaped threads/light- weight processes in the current process if the value of the who argument is If the value of the who argument is in a multi-threaded process, information returned is the same as it would be for a single-threaded process. RETURN VALUE
Upon successful completion, returns Otherwise, is returned, and is set to indicate the error. ERRORS
The function will fail if: [EINVAL] The value of the who argument is not valid. SEE ALSO
exit(2), sigaction(2), time(1), times(2), wait(1), <sys/resource.h>. getrusage(2)

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