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Linux Programmer's Manual (3)
getloadavg - get system load averages
#define _BSD_SOURCE /* See feature_test_macros(7) */
int getloadavg(double loadavg, int nelem);
function returns the number of processes in the system run queue
averaged over various periods of time.
samples are retrieved and assigned to successive elements of
The system imposes a maximum of 3 samples, representing averages
over the last 1, 5, and 15 minutes, respectively.
If the load average was unobtainable, -1 is returned; otherwise,
the number of samples actually retrieved is returned.
This function is available in glibc since version 2.2.
Multithreading (see pthreads(7))
function is thread-safe.
Not in POSIX.1-2001.
Present on the BSDs and Solaris.
This page is part of release 3.66 of the Linux
A description of the project,
information about reporting bugs,
and the latest version of this page,
can be found at
- RETURN VALUE
- Multithreading (see pthreads(7))
- CONFORMING TO
- SEE ALSO
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Time: 21:43:00 GMT, July 12, 2014