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@euler0
Created July 1, 2013 20:40
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[vincent@freebsd ~]$ sudo diskinfo -t /dev/ada0
ada0
512 # sectorsize
60022480896 # mediasize in bytes (55G)
117231408 # mediasize in sectors
0 # stripesize
0 # stripeoffset
116301 # Cylinders according to firmware.
16 # Heads according to firmware.
63 # Sectors according to firmware.
CVCV20420227060AGN # Disk ident.
Seek times:
Full stroke: 250 iter in 0.010609 sec = 0.042 msec
Half stroke: 250 iter in 0.026237 sec = 0.105 msec
Quarter stroke: 500 iter in 0.046112 sec = 0.092 msec
Short forward: 400 iter in 0.025792 sec = 0.064 msec
Short backward: 400 iter in 0.028168 sec = 0.070 msec
Seq outer: 2048 iter in 0.132399 sec = 0.065 msec
Seq inner: 2048 iter in 0.126610 sec = 0.062 msec
Transfer rates:
outside: 102400 kbytes in 0.275864 sec = 371197 kbytes/sec
middle: 102400 kbytes in 0.287050 sec = 356732 kbytes/sec
inside: 102400 kbytes in 0.304694 sec = 336075 kbytes/sec
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