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task_time.go
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task_time.go
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package controllers
import (
"github.com/prometheus/client_golang/prometheus"
)
var (
defaultTaskStatusDurationTimeWidth = []float64{.01, .05, .1, .5, 1, 2, 5, 10, 20, 50}
defaultTaskRunningDurationTimeWidth = []float64{10, 30, 60, 120, 300, 600, 1200, 1800, 2400, 3000, 3600, 5400, 7200}
)
// record all status duration time
type TaskTimeController struct {
histogramVec *prometheus.HistogramVec
}
func NewTaskTimeController() *TaskTimeController {
return &TaskTimeController{
histogramVec: prometheus.NewHistogramVec(prometheus.HistogramOpts{
Name: "task_status_time_duration_histogram",
Help: "Bucketed histogram of task status time duration(second).",
Buckets: defaultTaskStatusDurationTimeWidth,
}, []string{"status"}),
}
}
func (ttc *TaskTimeController) Describe(ch chan<- *prometheus.Desc) {
ttc.histogramVec.Describe(ch)
}
func (ttc *TaskTimeController) Collect(ch chan<- prometheus.Metric) {
ttc.histogramVec.Collect(ch)
}
func (ttc *TaskTimeController) Observe(status string, durationTimeSecond float64) {
go ttc.histogramVec.WithLabelValues(status).Observe(durationTimeSecond)
}
// record running duration time
type TaskRunningTimeController struct {
histogram prometheus.Histogram
}
func NewTaskRunningTimeController() *TaskRunningTimeController {
return &TaskRunningTimeController{
histogram: prometheus.NewHistogram(prometheus.HistogramOpts{
Name: "task_running_time_duration_histogram",
Help: "Bucketed histogram of task running time duration(second).",
Buckets: defaultTaskRunningDurationTimeWidth,
}),
}
}
func (trt *TaskRunningTimeController) Describe(ch chan<- *prometheus.Desc) {
trt.histogram.Describe(ch)
}
func (trt *TaskRunningTimeController) Collect(ch chan<- prometheus.Metric) {
trt.histogram.Collect(ch)
}
func (trt *TaskRunningTimeController) Observe(durationTimeSecond float64) {
go trt.histogram.Observe(durationTimeSecond)
}