prometheusmetricshost-metricsmachine-metricsnode-metricsprocfsprometheus-exportersystem-informationsystem-metrics
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27 lines
463 B
27 lines
463 B
// +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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