ad6: 953869MB <WDC WD10EACS-00D6B0 01.01A01> at ata3-master SATA150
Code:
/dev/ad6
512 # sectorsize
1000204886016 # mediasize in bytes (932G)
1953525168 # mediasize in sectors
1938021 # Cylinders according to firmware.
16 # Heads according to firmware.
63 # Sectors according to firmware.
ad:WD-WCAU45117539 # Disk ident.
I/O command overhead:
time to read 10MB block 0.109959 sec = 0.005 msec/sector
time to read 20480 sectors 2.683528 sec = 0.131 msec/sector
calculated command overhead = 0.126 msec/sector
Seek times:
Full stroke: 250 iter in 5.610738 sec = 22.443 msec
Half stroke: 250 iter in 3.930699 sec = 15.723 msec
Quarter stroke: 500 iter in 6.540445 sec = 13.081 msec
Short forward: 400 iter in 2.188200 sec = 5.471 msec
Short backward: 400 iter in 2.764503 sec = 6.911 msec
Seq outer: 2048 iter in 0.354225 sec = 0.173 msec
Seq inner: 2048 iter in 0.305607 sec = 0.149 msec
Transfer rates:
outside: 102400 kbytes in 1.097995 sec = 93261 kbytes/sec
middle: 102400 kbytes in 1.287081 sec = 79560 kbytes/sec
inside: 102400 kbytes in 2.244471 sec = 45623 kbytes/sec