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multiperf.go
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multiperf.go
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package main
import (
"flag"
"log"
"time"
czmq "github.com/zeromq/goczmq"
)
func main() {
var messageSize = flag.Int("message_size", 0, "size of message")
var messageCount = flag.Int("message_count", 0, "number of messages")
flag.Parse()
pullSock, err := czmq.NewPull("inproc://test")
if err != nil {
panic(err)
}
defer pullSock.Destroy()
go func() {
pushSock, err := czmq.NewPush("inproc://test")
if err != nil {
panic(err)
}
defer pushSock.Destroy()
for i := 0; i < *messageCount; i++ {
payload := make([]byte, *messageSize)
err = pushSock.SendMessage([][]byte{payload})
if err != nil {
panic(err)
}
}
}()
startTime := time.Now()
for i := 0; i < *messageCount; i++ {
msg, err := pullSock.RecvMessage()
if err != nil {
panic(err)
}
if len(msg) != 1 {
panic("msg too small")
}
}
endTime := time.Now()
elapsed := endTime.Sub(startTime)
throughput := float64(*messageCount) / elapsed.Seconds()
megabits := float64(throughput*float64(*messageSize)*8.0) / 1e6
log.Printf("message size: %d", *messageSize)
log.Printf("message count: %d", *messageCount)
log.Printf("test time (seconds): %f", elapsed.Seconds())
log.Printf("mean throughput: %f [msg/s]", throughput)
log.Printf("mean throughput: %f [Mb/s]", megabits)
}