#!/bin/sh

BS=8192
COUNT=25000
CONCURENT=200
IP="192.168.2.13"
pids=""
i=0

while [ $i -lt ${CONCURENT} ]
do
	dd if=/dev/zero bs=${BS} count=${COUNT} | nc ${IP} 5678 >/dev/null &
	pids="${pids} $!"
	i=$((i + 1))
done

wait ${pids}