Files
goreplay/gor_stat.go
T
Dima GolomozyandGitHub 40946831b9 goreplay-cli package (#1148)
change package from `main -> goreplay`
this will allow importing `goreplay` as a package
2023-01-12 18:24:45 +03:00

65 lines
1.2 KiB
Go

package goreplay
import (
"runtime"
"strconv"
"time"
)
type GorStat struct {
statName string
rateMs int
latest int
mean int
max int
count int
}
func NewGorStat(statName string, rateMs int) (s *GorStat) {
s = new(GorStat)
s.statName = statName
s.rateMs = rateMs
s.latest = 0
s.mean = 0
s.max = 0
s.count = 0
if Settings.Stats {
go s.reportStats()
}
return
}
func (s *GorStat) Write(latest int) {
if Settings.Stats {
if latest > s.max {
s.max = latest
}
if latest != 0 {
s.mean = ((s.mean * s.count) + latest) / (s.count + 1)
}
s.latest = latest
s.count = s.count + 1
}
}
func (s *GorStat) Reset() {
s.latest = 0
s.max = 0
s.mean = 0
s.count = 0
}
func (s *GorStat) String() string {
return s.statName + ":" + strconv.Itoa(s.latest) + "," + strconv.Itoa(s.mean) + "," + strconv.Itoa(s.max) + "," + strconv.Itoa(s.count) + "," + strconv.Itoa(s.count/(s.rateMs/1000.0)) + "," + strconv.Itoa(runtime.NumGoroutine())
}
func (s *GorStat) reportStats() {
Debug(0, "\n", s.statName+":latest,mean,max,count,count/second,gcount")
for {
Debug(0, "\n", s)
s.Reset()
time.Sleep(time.Duration(s.rateMs) * time.Millisecond)
}
}