25 lines
421 B
Go
25 lines
421 B
Go
|
// +build !windows,cgo
|
||
|
|
|
||
|
|
package loadavg
|
||
|
|
|
||
|
|
import (
|
||
|
|
"errors"
|
||
|
|
)
|
||
|
|
|
||
|
|
// #include <stdlib.h>
|
||
|
|
import "C"
|
||
|
|
|
||
|
|
// Reference: man 3 getloadavg
|
||
|
|
func get() (*Stats, error) {
|
||
|
|
var loadavgs [3]C.double
|
||
|
|
ret := C.getloadavg(&loadavgs[0], 3)
|
||
|
|
if ret != 3 {
|
||
|
|
return nil, errors.New("failed to get loadavg")
|
||
|
|
}
|
||
|
|
return &Stats{
|
||
|
|
Loadavg1: float64(loadavgs[0]),
|
||
|
|
Loadavg5: float64(loadavgs[1]),
|
||
|
|
Loadavg15: float64(loadavgs[2]),
|
||
|
|
}, nil
|
||
|
|
}
|