5 dd if=/dev/urandom of=./files/onap/0.5MB.tar.gz bs=1k count=512
6 dd if=/dev/urandom of=./files/onap/1MB.tar.gz bs=1M count=1
7 dd if=/dev/urandom of=./files/onap/5MB.tar.gz bs=1M count=5
8 dd if=/dev/urandom of=./files/onap/10MB.tar.gz bs=1M count=10
10 sudo chown root:root ./configuration/vsftpd_ssl.conf