ada0: <KINGSTON SNVP325S2128GB AGYA0202> ATA-8 SATA 2.x device
Code:
dom# diskinfo -c -t /dev/ada0
/dev/ada0
512 # sectorsize
128035676160 # mediasize in bytes (119G)
250069680 # mediasize in sectors
0 # stripesize
0 # stripeoffset
248085 # Cylinders according to firmware.
16 # Heads according to firmware.
63 # Sectors according to firmware.
30OS10VDT73Z # Disk ident.
I/O command overhead:
time to read 10MB block 0.052866 sec = 0.003 msec/sector
time to read 20480 sectors 1.696796 sec = 0.083 msec/sector
calculated command overhead = 0.080 msec/sector
Seek times:
Full stroke: 250 iter in 0.053766 sec = 0.215 msec
Half stroke: 250 iter in 0.056914 sec = 0.228 msec
Quarter stroke: 500 iter in 0.119215 sec = 0.238 msec
Short forward: 400 iter in 0.097655 sec = 0.244 msec
Short backward: 400 iter in 0.097810 sec = 0.245 msec
Seq outer: 2048 iter in 0.205498 sec = 0.100 msec
Seq inner: 2048 iter in 0.206845 sec = 0.101 msec
Transfer rates:
outside: 102400 kbytes in 0.527318 sec = 194190 kbytes/sec
middle: 102400 kbytes in 0.510211 sec = 200701 kbytes/sec
inside: 102400 kbytes in 0.498011 sec = 205618 kbytes/sec
ada1: <SAMSUNG HD103UJ 1AA01113> ATA-7 SATA 2.x device
Code:
dom# diskinfo -t -c /dev/ada1
/dev/ada1
512 # sectorsize
1000203804160 # mediasize in bytes (932G)
1953523055 # mediasize in sectors
0 # stripesize
0 # stripeoffset
1938018 # Cylinders according to firmware.
16 # Heads according to firmware.
63 # Sectors according to firmware.
S13PJDWS367397 # Disk ident.
I/O command overhead:
time to read 10MB block 0.103866 sec = 0.005 msec/sector
time to read 20480 sectors 2.484636 sec = 0.121 msec/sector
calculated command overhead = 0.116 msec/sector
Seek times:
Full stroke: 250 iter in 6.037526 sec = 24.150 msec
Half stroke: 250 iter in 4.138115 sec = 16.552 msec
Quarter stroke: 500 iter in 6.182982 sec = 12.366 msec
Short forward: 400 iter in 2.342788 sec = 5.857 msec
Short backward: 400 iter in 2.528760 sec = 6.322 msec
Seq outer: 2048 iter in 0.330712 sec = 0.161 msec
Seq inner: 2048 iter in 0.309506 sec = 0.151 msec
Transfer rates:
outside: 102400 kbytes in 0.826238 sec = 123935 kbytes/sec
middle: 102400 kbytes in 1.096036 sec = 93428 kbytes/sec
inside: 102400 kbytes in 1.862258 sec = 54987 kbytes/sec
ada2: <SAMSUNG HD154UI 1AG01118> ATA-7 SATA 2.x device
Code:
dom# diskinfo -c -t /dev/ada2
/dev/ada2
512 # sectorsize
1500301910016 # mediasize in bytes (1.4T)
2930277168 # mediasize in sectors
0 # stripesize
0 # stripeoffset
2907021 # Cylinders according to firmware.
16 # Heads according to firmware.
63 # Sectors according to firmware.
S1XWJD1Z903317 # Disk ident.
I/O command overhead:
time to read 10MB block 0.102603 sec = 0.005 msec/sector
time to read 20480 sectors 2.257225 sec = 0.110 msec/sector
calculated command overhead = 0.105 msec/sector
Seek times:
Full stroke: 250 iter in 6.760438 sec = 27.042 msec
Half stroke: 250 iter in 5.569470 sec = 22.278 msec
Quarter stroke: 500 iter in 11.142470 sec = 22.285 msec
Short forward: 400 iter in 3.495375 sec = 8.738 msec
Short backward: 400 iter in 3.518908 sec = 8.797 msec
Seq outer: 2048 iter in 0.328933 sec = 0.161 msec
Seq inner: 2048 iter in 0.306861 sec = 0.150 msec
Transfer rates:
outside: 102400 kbytes in 0.978641 sec = 104635 kbytes/sec
middle: 102400 kbytes in 1.119367 sec = 91480 kbytes/sec
inside: 102400 kbytes in 1.988708 sec = 51491 kbytes/sec