kvm_getloadavg(3) - NetBSD Manual Pages

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KVM_GETLOADAVG(3)       NetBSD Library Functions Manual      KVM_GETLOADAVG(3)


NAME
kvm_getloadavg -- get system load averages
LIBRARY
Kernel Data Access Library (libkvm, -lkvm)
SYNOPSIS
#include <sys/resource.h> #include <kvm.h> int kvm_getloadavg(kvm_t *kd, double loadavg[], int nelem);
DESCRIPTION
The kvm_getloadavg() function returns the number of processes in the sys- tem run queue of the kernel indicated by kd, averaged over various peri- ods of time. Up to nelem samples are retrieved and assigned to succes- sive 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), getloadavg(3), kvm(3), kvm_open(3), sysctl(3) NetBSD 5.0 August 18, 2002 NetBSD 5.0
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