ad0: 9641MB <QUANTUM FIREBALLlct15 10 A01.0F00> at ata0-master UDMA66
Code:
ad0
512 # sectorsize
10110320640 # mediasize in bytes (9.4G)
19746720 # mediasize in sectors
19590 # Cylinders according to firmware.
16 # Heads according to firmware.
63 # Sectors according to firmware.
I/O command overhead:
time to read 10MB block 1.626129 sec = 0.079 msec/sector
time to read 20480 sectors 6.490175 sec = 0.317 msec/sector
calculated command overhead = 0.238 msec/sector
Seek times:
Full stroke: 250 iter in 5.547643 sec = 22.191 msec
Half stroke: 250 iter in 4.592802 sec = 18.371 msec
Quarter stroke: 500 iter in 8.084585 sec = 16.169 msec
Short forward: 400 iter in 3.304525 sec = 8.261 msec
Short backward: 400 iter in 3.932657 sec = 9.832 msec
Seq outer: 2048 iter in 0.381241 sec = 0.186 msec
Seq inner: 2048 iter in 0.380521 sec = 0.186 msec
Transfer rates:
outside: 102400 kbytes in 16.241850 sec = 6305 kbytes/sec
middle: 102400 kbytes in 16.241759 sec = 6305 kbytes/sec
inside: 102400 kbytes in 16.240737 sec = 6305 kbytes/sec