[root@charon:andrew]# dd if=/dev/urandom of=/boot/bla bs=1024 count=1024
1024+0 records in
1024+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0062322 s, 168 MB/s
/home/andrew/
[root@charon:andrew]# cp /boot/bla ./
/home/andrew/
[root@charon:andrew]# diff /boot/bla bla
/home/andrew/
[root@charon:andrew]# diff /boot/bla bla
/home/andrew/
[root@charon:andrew]# diff /boot/bla bla
/home/andrew/
[root@charon:andrew]# diff /boot/bla bla
/home/andrew/
[root@charon:andrew]# diff /boot/bla bla
/home/andrew/
[root@charon:andrew]# diff /boot/bla bla
/home/andrew/
[root@charon:andrew]# diff /boot/bla bla
/home/andrew/
[root@charon:andrew]# diff /boot/bla bla
/home/andrew/
[root@charon:andrew]# diff /boot/bla bla
Binary files /boot/bla and bla differ