genova@makoto 10:57:02/131125(~)% \
time sudo dd \
if=/export/DragonFly-i386-20131121-DEV-v3.7.1.82.g66c89.img \
of=/dev/rsd0d bs=2m 
953+0 records in
953+0 records out
1998585856 bytes transferred in 850.086 secs (2351039 bytes/sec)
0.01s 4.45s 14:10.11 0% 0+0k 61+0io 0pf+0w
genova@makoto 11:11:17/131125(~)% 

＠ 別の日に::

genova@makoto 18:12:13/131127(/export)% \
time sudo dd if=dfly-i386-3.6.0_REL.img of=/dev/rsd0d bs=16m
119+1 records in
119+1 records out
1998585856 bytes transferred in 820.980 secs (2434390 bytes/sec)
0.00s 3.73s 13:43.45 0% 0+0k 1+3io 7pf+0w