NAME
getloadavg —
get system load averages
LIBRARY
library “libc”
SYNOPSIS
#include
<stdlib.h>
int
getloadavg(double
loadavg[], int
nelem);
DESCRIPTION
Thegetloadavg()
function returns the number of processes in the system run queue averaged over
various periods of time. Up to nelem samples are
retrieved and assigned to successive elements of
loadavg[]. The system imposes a maximum of 3 samples,
representing averages over the last 1, 5, and 15 minutes, respectively.
RETURN VALUES
If the load average was unobtainable, -1 is returned; otherwise, the number of samples actually retrieved is returned.
SEE ALSO
HISTORY
The getloadavg() function appeared in
4.3BSD-Reno.