Manual Section... (3) - page: getloadavg
NAMEgetloadavg - get system load averages
#define _BSD_SOURCE #include <stdlib.h> int getloadavg(double loadavg, int nelem);
DESCRIPTIONThe 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 VALUEIf the load average was unobtainable, -1 is returned; otherwise, the number of samples actually retrieved is returned.
VERSIONSThis function is available in glibc since version 2.2.
CONFORMING TONot in POSIX.1-2001. Present on the BSDs and Solaris.
SEE ALSOuptime(1), proc(5), feature_test_macros(7)
COLOPHONThis page is part of release 3.24 of the Linux man-pages project. A description of the project, and information about reporting bugs, can be found at http://www.kernel.org/doc/man-pages/.
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Time: 15:26:46 GMT, June 11, 2010