sysCPUSystemMD    = NewGaugeMD(sysCPUSystem, "CPU system time")
	sysCPUUserMD      = NewGaugeMD(sysCPUUser, "CPU user time")
)

// loadCPUMetrics - `MetricsLoaderFn` for system CPU metrics.
func loadCPUMetrics(ctx context.Context, m MetricValues, c *metricsCache) error {
	cpuMetrics, _ := c.cpuMetrics.Get()

	if cpuMetrics.LoadStat != nil {
		m.Set(sysCPULoad, cpuMetrics.LoadStat.Load1)

		return
	}

	return cachevalue.NewFromFunc(1*time.Minute,
		cachevalue.Opts{ReturnLastGood: true},
		loadDriveMetrics)
}

func newCPUMetricsCache() *cachevalue.Cache[madmin.CPUMetrics] {
	loadCPUMetrics := func(ctx context.Context) (v madmin.CPUMetrics, err error) {
		types := madmin.MetricsCPU

		m := collectLocalMetrics(types, collectMetricsOpts{
			hosts: map[string]struct{}{
				globalLocalNodeName: {},