/
reporter.go
162 lines (136 loc) · 3.7 KB
/
reporter.go
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package main
import (
"fmt"
"os"
"sort"
"strings"
"time"
)
type Results []Result
func (r Results) Sort() Results {
sort.Sort(r)
return r
}
func (r Results) Len() int { return len(r) }
func (r Results) Less(i, j int) bool { return r[i].dur < r[j].dur }
func (r Results) Swap(i, j int) { r[i], r[j] = r[j], r[i] }
func report(results []Result, name string, displayFan bool) {
calc := NewMetrics(results)
calc.Sort()
_25m := calc.GetPercentile(0.25)
_75m := calc.GetPercentile(0.75)
_95m := calc.GetPercentile(0.95)
_99m := calc.GetPercentile(0.99)
_999m := calc.GetPercentile(0.999)
var fan FanMetrics
var _25f time.Duration
var _75f time.Duration
var _95f time.Duration
var _99f time.Duration
var _999f time.Duration
var _minf time.Duration
var _maxf time.Duration
var _meanf float64
var _stddevf float64
if displayFan {
fan = NewFanMetrics(results)
fan.Sort()
_25f = fan.GetPercentile(0.25)
_75f = fan.GetPercentile(0.75)
_95f = fan.GetPercentile(0.95)
_99f = fan.GetPercentile(0.99)
_999f = fan.GetPercentile(0.999)
_minf = fan.Min
_maxf = fan.Max
_stddevf = fan.StdDev()
_meanf = fan.Mean
}
fmt.Println(strings.Repeat("=", 30))
fmt.Println("Results -", name)
fmt.Println(strings.Repeat("-", 30))
fmt.Println("Requests:", calc.Total)
if displayFan {
fmt.Println("FanRequests:", fan.Total)
}
fmt.Println("Latencies:")
fmt.Printf("\tTotal: %s\n", calc.TotalRtt)
if displayFan {
fmt.Printf("\tTotalFan: %s\n\n", fan.TotalRtt)
}
fmt.Printf("\t \t Client")
fmt.Printf("\t Fan\n")
fmt.Printf("\t\t" + strings.Repeat("-", 12))
fmt.Printf("\t" + strings.Repeat("-", 12) + "\n")
fmt.Printf("\t0.25:\t%s\t%s\n", _25m, _25f)
fmt.Printf("\t0.75:\t%s\t%s\n", _75m, _75f)
fmt.Printf("\t0.95:\t%s\t%s\n", _95m, _95f)
fmt.Printf("\t0.99:\t%s\t%s\n", _99m, _99f)
fmt.Printf("\t0.999:\t%s\t%s\n\n", _999m, _999f)
fmt.Printf("\tmean:\t%s\t%s\n", time.Duration(calc.Mean), time.Duration(_meanf))
fmt.Printf("\tstd:\t%s\t%s\n", time.Duration(calc.StdDev()), time.Duration(_stddevf))
fmt.Printf("\tmin:\t%s\t%s\n", calc.Min, _minf)
fmt.Printf("\tmax:\t%s\t%s\n", calc.Max, _maxf)
fmt.Printf("\tiqr:\t%s\t%s\n", time.Duration(_75m-_25m), time.Duration(_75f-_25f))
fmt.Println(strings.Repeat("=", 30))
}
func dumpToFile(results []Result) {
f, err := os.Create("results.txt")
check(err)
defer func() {
if err := f.Close(); err != nil {
panic(err)
}
}()
for _, result := range results {
_, err := f.WriteString(fmt.Sprintf("%d,%s\n",
result.dur.Nanoseconds(), result.Server))
check(err)
}
}
func dumpFanToFile(results []Result) {
f, err := os.Create("fan-results.txt")
check(err)
defer func() {
if err := f.Close(); err != nil {
panic(err)
}
}()
for _, result := range results {
durations := make([]string, len(result.FanDuration))
for i := 0; i < len(result.FanDuration); i++ {
durations[i] = fmt.Sprintf("%d", result.FanDuration[i])
}
_, err := f.WriteString(strings.Join(durations, ",") + "\n")
check(err)
}
}
func dumpReadToFile(results []Result) {
f, err := os.Create("results-read.txt")
check(err)
defer func() {
if err := f.Close(); err != nil {
panic(err)
}
}()
var duration time.Duration
for _, result := range results {
times := strings.Split(result.ReadTimes, ",")
durations := make([]string, len(times))
for i := 0; i < len(times); i++ {
duration, err = time.ParseDuration(times[i])
if err != nil {
fmt.Println(err)
fmt.Println("index:", i, times[i])
duration = time.Duration(0)
}
durations[i] = fmt.Sprintf("%d", duration.Nanoseconds())
}
_, err := f.WriteString(strings.Join(durations, ",") + "\n")
check(err)
}
}
func check(e error) {
if e != nil {
panic(e)
}
}