Total in and out bytes in perfstat

This commit is contained in:
Jakob Borg 2014-09-27 20:03:53 +02:00
parent 87e68cac6c
commit 9af586d4ac
1 changed files with 11 additions and 1 deletions

View File

@ -12,6 +12,8 @@ import (
"runtime"
"syscall"
"time"
"github.com/syncthing/syncthing/internal/protocol"
)
func init() {
@ -30,6 +32,7 @@ func savePerfStats(file string) {
var prevTime int64
var rusage syscall.Rusage
var memstats runtime.MemStats
var prevIn, prevOut uint64
t0 := time.Now()
for t := range time.NewTicker(250 * time.Millisecond).C {
@ -41,11 +44,18 @@ func savePerfStats(file string) {
cpuUsagePercent := 100 * float64(usageDiff) / float64(timeDiff)
prevTime = curTime
prevUsage = curUsage
in, out := protocol.TotalInOut()
var inRate, outRate float64
if timeDiff > 0 {
inRate = float64(in-prevIn) / (float64(timeDiff) / 1e9) // bytes per second
outRate = float64(out-prevOut) / (float64(timeDiff) / 1e9) // bytes per second
}
prevIn, prevOut = in, out
runtime.ReadMemStats(&memstats)
startms := int(t.Sub(t0).Seconds() * 1000)
fmt.Fprintf(fd, "%d\t%f\t%d\t%d\n", startms, cpuUsagePercent, memstats.Alloc, memstats.Sys-memstats.HeapReleased)
fmt.Fprintf(fd, "%d\t%f\t%d\t%d\t%.0f\t%.0f\n", startms, cpuUsagePercent, memstats.Alloc, memstats.Sys-memstats.HeapReleased, inRate, outRate)
}
}