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rpc/api, cmd/geth: retrievel all percentiles, add time units

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This commit is contained in:
Péter Szilágyi 2015-06-24 18:30:00 +03:00
parent 302187ae39
commit 92ef33d97a
2 changed files with 35 additions and 25 deletions
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17
cmd/geth/monitorcmd.go
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@ -76,7 +76,10 @@ func monitor(ctx *cli.Context) {
termui.UseTheme("helloworld")
rows := 5
rows := len(monitored)
if rows > 5 {
rows = 5
}
cols := (len(monitored) + rows - 1) / rows
for i := 0; i < rows; i++ {
termui.Body.AddRows(termui.NewRow())
@ -207,8 +210,9 @@ func expandMetrics(metrics map[string]interface{}, path string) []string {
// updateChart inserts a dataset into a line chart, scaling appropriately as to
// not display weird labels, also updating the chart label accordingly.
func updateChart(metric string, data []float64, chart *termui.LineChart) {
units := []string{"", "K", "M", "G", "T", "E", "P"}
colors := []termui.Attribute{termui.ColorBlue, termui.ColorCyan, termui.ColorGreen, termui.ColorYellow, termui.ColorRed, termui.ColorRed, termui.ColorRed}
dataUnits := []string{"", "K", "M", "G", "T", "E"}
timeUnits := []string{"ns", "µs", "ms", "s", "ks", "ms"}
colors := []termui.Attribute{termui.ColorBlue, termui.ColorCyan, termui.ColorGreen, termui.ColorYellow, termui.ColorRed, termui.ColorRed}
// Find the maximum value and scale under 1K
high := data[0]
@ -225,7 +229,12 @@ func updateChart(metric string, data []float64, chart *termui.LineChart) {
}
// Update the chart's label with the scale units
chart.Border.Label = metric
if unit > 0 {
units := dataUnits
if strings.Contains(metric, "Percentiles") {
units = timeUnits
}
if len(units[unit]) > 0 {
chart.Border.Label += " [" + units[unit] + "]"
}
chart.LineColor = colors[unit]

43
rpc/api/debug.go
View File

@ -193,6 +193,11 @@ func (self *debugApi) Metrics(req *shared.Request) (interface{}, error) {
format := func(total float64, rate float64) string {
return fmt.Sprintf("%s (%s/s)", round(total, 0), round(rate, 2))
}
// Create the percentile units
percentiles := make([]float64, 101)
for i := 0; i <= 100; i++ {
percentiles[i] = float64(i) / 100
}
// Iterate over all the metrics, and just dump for now
counters := make(map[string]interface{})
metrics.DefaultRegistry.Each(func(name string, metric interface{}) {
@ -211,29 +216,25 @@ func (self *debugApi) Metrics(req *shared.Request) (interface{}, error) {
switch metric := metric.(type) {
case metrics.Meter:
root[name] = map[string]interface{}{
"Avg01Min": metric.Rate1(),
"Avg05Min": metric.Rate5(),
"Avg15Min": metric.Rate15(),
"AvgTotal": metric.RateMean(),
"Total": float64(metric.Count()),
"AvgRate01Min": metric.Rate1(),
"AvgRate05Min": metric.Rate5(),
"AvgRate15Min": metric.Rate15(),
"MeanRate": metric.RateMean(),
"Total": float64(metric.Count()),
}
case metrics.Timer:
ps := make(map[string]interface{})
for i, p := range metric.Percentiles(percentiles) {
ps[fmt.Sprintf("%d", i)] = p
}
root[name] = map[string]interface{}{
"Avg01Min": metric.Rate1(),
"Avg05Min": metric.Rate5(),
"Avg15Min": metric.Rate15(),
"AvgTotal": metric.RateMean(),
"Total": float64(metric.Count()),
"Maximum": metric.Max(),
"Minimum": metric.Min(),
"Percentile": map[string]interface{}{
"20": metric.Percentile(0.2),
"50": metric.Percentile(0.5),
"80": metric.Percentile(0.8),
"95": metric.Percentile(0.95),
"99": metric.Percentile(0.99),
},
"AvgRate01Min": metric.Rate1(),
"AvgRate05Min": metric.Rate5(),
"AvgRate15Min": metric.Rate15(),
"MeanRate": metric.RateMean(),
"Total": float64(metric.Count()),
"Percentiles": ps,
}
default:
@ -254,10 +255,10 @@ func (self *debugApi) Metrics(req *shared.Request) (interface{}, error) {
"Avg01Min": format(metric.Rate1()*60, metric.Rate1()),
"Avg05Min": format(metric.Rate5()*300, metric.Rate5()),
"Avg15Min": format(metric.Rate15()*900, metric.Rate15()),
"Count": format(float64(metric.Count()), metric.RateMean()),
"Total": format(float64(metric.Count()), metric.RateMean()),
"Maximum": time.Duration(metric.Max()).String(),
"Minimum": time.Duration(metric.Min()).String(),
"Percentile": map[string]interface{}{
"Percentiles": map[string]interface{}{
"20": time.Duration(metric.Percentile(0.2)).String(),
"50": time.Duration(metric.Percentile(0.5)).String(),
"80": time.Duration(metric.Percentile(0.8)).String(),