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package main
import (
"fmt"
"math"
"os"
"runtime"
"sync"
"time"
"github.com/kiwiirc/webircgateway/pkg/webircgateway"
)
func Start(gateway *webircgateway.Gateway, pluginsQuit *sync.WaitGroup) {
gateway.Log(2, "Stats reporting plugin loading")
go reportUsage(gateway)
pluginsQuit.Done()
}
func reportUsage(gateway *webircgateway.Gateway) {
started := time.Now()
out := func(line string) {
file, _ := os.OpenFile("stats_"+fmt.Sprintf("%v", started.Unix())+".csv",
os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
file.WriteString(line)
file.Close()
}
out("time,rss,heapinuse,heapalloc,numroutines,numclients\n")
for {
time.Sleep(time.Second * 5)
numClients := gateway.Clients.Count()
mem := &runtime.MemStats{}
runtime.ReadMemStats(mem)
line := fmt.Sprintf(
"%v,%v,%v,%v,%v,%v\n",
math.Round(time.Now().Sub(started).Seconds()),
mem.Sys/1024,
mem.HeapInuse/1024,
mem.HeapAlloc/1024,
runtime.NumGoroutine(),
numClients,
)
out(line)
}
}
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