Re: Possible HDD error, how do I find which HDD it is?

[Phil Turmel <philip@turmel.org>]

On 02/19/2011 05:30 PM, Mathias Burén wrote:
> On 19 February 2011 22:22, Phil Turmel <philip@turmel.org> wrote:
>> On 02/19/2011 03:09 PM, Mathias Burén wrote:
>>> The script works for me:
>>>
>>>  $ sudo ./lsdrv.sh
>>> Password:
>>> Controller device @ pci0000:00/0000:00:0b.0 [ahci]
>>>   SATA controller: nVidia Corporation MCP79 AHCI Controller (rev b1)
>>>     host0: /dev/sda ATA Corsair CSSD-F60 {SN: 10326505580009990027}
>>>     host1: /dev/sdb ATA WDC WD20EARS-00M {SN: WD-WCAZA1022443}
>>>     host2: /dev/sdc ATA WDC WD20EARS-00M {SN: WD-WMAZ20152590}
>>>     host3: /dev/sdd ATA WDC WD20EARS-00M {SN: WD-WMAZ20188479}
>>>     host4: [Empty]
>>>     host5: [Empty]
>>> Controller device @ pci0000:00/0000:00:16.0/0000:05:00.0 [sata_mv]
>>>   SCSI storage controller: HighPoint Technologies, Inc. RocketRAID
>>> 230x 4 Port SATA-II Controller (rev 02)
>>>     host6: [Empty]
>>>     host7: /dev/sde ATA SAMSUNG HD204UI {SN: S2HGJ1RZ800964 }
>>>     host8: /dev/sdf ATA WDC WD20EARS-00M {SN: WD-WCAZA1000331}
>>>     host9: /dev/sdg ATA SAMSUNG HD204UI {SN: S2HGJ1RZ800850 }
>>>
>>> So ata3 is the same as host3 then? How come no errors are logged on the drive:
>>
>> No, generally not.  ATA numbering starts from #1.  Host numbering starts from #0, but includes non-ATA SCSI devices.
>>
>> I've attached a version of the script that shows the LUN in addition to the host number, and includes John's adjustment.  It might be useful to people with port multipliers, and controllers that show all ports under a single host.
>>
>> Simon, I'm very curious what this latest script shows for the Supermicro when one or more ports are empty, and whether those LUNs are consistently assigned to specific ports.
>>
>> Phil
>>
> 
> $ sudo ./lsdrv-2.sh
> Controller device @ pci0000:00/0000:00:0b.0 [ahci]
>   SATA controller: nVidia Corporation MCP79 AHCI Controller (rev b1)
>     host0 0:0:0 sda ATA Corsair CSSD-F60 {SN: 10326505580009990027}
>     host1 0:0:0 sdb ATA WDC WD20EARS-00M {SN: WD-WCAZA1022443}
>     host2 0:0:0 sdc ATA WDC WD20EARS-00M {SN: WD-WMAZ20152590}
>     host3 0:0:0 sdd ATA WDC WD20EARS-00M {SN: WD-WMAZ20188479}
>     host4 [Empty]
>     host5 [Empty]
> Controller device @ pci0000:00/0000:00:16.0/0000:05:00.0 [sata_mv]
>   SCSI storage controller: HighPoint Technologies, Inc. RocketRAID
> 230x 4 Port SATA-II Controller (rev 02)
>     host6 [Empty]
>     host7 0:0:0 sde ATA SAMSUNG HD204UI {SN: S2HGJ1RZ800964 }
>     host8 0:0:0 sdf ATA WDC WD20EARS-00M {SN: WD-WCAZA1000331}
>     host9 0:0:0 sdg ATA SAMSUNG HD204UI {SN: S2HGJ1RZ800850 }
> 
> This is the output of your latest script on my machine. The "0:0:0" is
> supposed to be the LUN, which would be ata[1, 2, 3..], no?

No.  You have to look in your dmesg to match the 'ata' initialization reports with the corresponding 'scsi' initialization reports.

dmesg |grep 'ata[0-9]\|scsi[0-9]'

Unless I missed something in sysfs that would make it easy to report it in the script?

Phil
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