#!/bin/bash
head -c 50M < /dev/urandom > /media/share/test_file_50M
head -c 100M < /dev/urandom > /media/share/test_file_100M
head -c 200M < /dev/urandom > /media/share/test_file_200M
head -c 500M < /dev/urandom > /media/share/test_file_500M
chmod 777 /media/share/test_file*