getloadavg(3) - NetBSD Manual Pages

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GETLOADAVG(3)           NetBSD Library Functions Manual          GETLOADAVG(3)


NAME
getloadavg -- get system load averages
LIBRARY
Standard C Library (libc, -lc)
SYNOPSIS
#include <stdlib.h> int getloadavg(double loadavg[], int nelem);
DESCRIPTION
The getloadavg() 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 num- ber of samples actually retrieved is returned.
SEE ALSO
uptime(1), kvm_getloadavg(3), sysctl(3)
HISTORY
The getloadavg() function appeared in 4.3BSD-Reno. NetBSD 9.0 April 12, 2011 NetBSD 9.0
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Modified for NetBSD by Kimmo Suominen