使用github.com/prometheus/client_golang/prometheus库来检测 GO 应用程序,用于指标:
在下面的代码中:
requestDurations := prometheus.NewHistogram(prometheus.HistogramOpts{
Name: "http_request_duration_seconds"
Help: "A Histogram of the http request duration in secconds"
// Cumulative bucket upper bounds
Buckets: []float64{0.05, 0.1, 0.25, 0.5, 1, 2,5, 5, 10}
})
requestDurations.Observe(0.42)
Buckets: []float64{0.05, 0.1, 0.25, 0.5, 1, 2,5, 5, 10}意味着什么?
requestDurations.Observe(0.42)意味着什么?
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