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28 lines
463 B
Go
28 lines
463 B
Go
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// +build !noloadavg
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package collector
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import (
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"unsafe"
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"golang.org/x/sys/unix"
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)
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func getLoad() ([]float64, error) {
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type loadavg struct {
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load [3]uint32
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scale int
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}
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b, err := unix.SysctlRaw("vm.loadavg")
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if err != nil {
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return nil, err
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}
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load := *(*loadavg)(unsafe.Pointer((&b[0])))
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scale := float64(load.scale)
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return []float64{
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float64(load.load[0]) / scale,
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float64(load.load[1]) / scale,
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float64(load.load[2]) / scale,
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}, nil
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}
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