Solarisでディスクの詳細情報確認（iostat）


Solarisで搭載されている物理ディスクの詳細情報を確認する

# iostat -E
sd0      Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: SEAGATE  Product: ST318404LSUN18G  Revision: 4203 Serial No: aaaaa11111
Size: 18.11GB <18110967808 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0
sd1      Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: SEAGATE  Product: ST318203LSUN18G  Revision: 034A Serial No: bbbbb22222
Size: 18.11GB <18110967808 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0
sd15     Soft Errors: 1 Hard Errors: 1 Transport Errors: 0
Vendor: TOSHIBA  Product: CD-ROM XM-7002Bc Revision: 1110 Serial No:
Size: 0.00GB <0 bytes>
Media Error: 0 Device Not Ready: 1 No Device: 0 Recoverable: 0
Illegal Request: 1 Predictive Failure Analysis: 0

sd0とsd1が搭載されている2つのハードディスクを示し
sd15が搭載されているCD-ROMを示している

これらのディスクが実際使用するパスを確認する方法は次の通り

# iostat -En
c0t0d0          Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: SEAGATE  Product: ST318404LSUN18G  Revision: 4203 Serial No: aaaaa11111
Size: 18.11GB <18110967808 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0
c0t1d0          Soft Errors: 0 Hard Errors: 0 Transport Errors: 0
Vendor: SEAGATE  Product: ST318203LSUN18G  Revision: 034A Serial No: bbbbb22222
Size: 18.11GB <18110967808 bytes>
Media Error: 0 Device Not Ready: 0 No Device: 0 Recoverable: 0
Illegal Request: 0 Predictive Failure Analysis: 0
c1t2d0          Soft Errors: 1 Hard Errors: 1 Transport Errors: 0
Vendor: TOSHIBA  Product: CD-ROM XM-7002Bc Revision: 1110 Serial No:
Size: 0.00GB <0 bytes>
Media Error: 0 Device Not Ready: 1 No Device: 0 Recoverable: 0
Illegal Request: 1 Predictive Failure Analysis: 0

さらにdfコマンドの結果と合わせるとハードディスクの使用状況が分かる

# df -k
Filesystem            kbytes    used   avail capacity  Mounted on
/dev/dsk/c0t0d0s0     482455   79016  355194    19%    /
/dev/dsk/c0t0d0s6    1987399 1745619  182159    91%    /usr
/proc                      0       0       0     0%    /proc
mnttab                     0       0       0     0%    /etc/mnttab
fd                         0       0       0     0%    /dev/fd
/dev/dsk/c0t1d0s5    17413250  895103 16344015     6%    /var
swap                 1926864      40 1926824     1%    /var/run
swap                 1926824       0 1926824     0%    /tmp
/dev/dsk/c0t0d0s4    1987399     551 1927227     1%    /opt
/dev/dsk/c0t0d0s7    11142400  206729 10824247     2%    /export/home