dd note

$ dd if=source of=destination bs=1024k(default為512k)

顯示dd進度?

1. 參考 http://linuxhacking.twbbs.org/2008/07/linux-backup-command-dd.html

open terminal 1
watch -n10 pkill -USR1 ^dd$

open terminal 2
dd if=/dev/sda of=/dev/sdb bs=1024k

2. top + ls -h... XD 爛到爆