[CentOS] RAID hard drive serial numbers?
jlb17 at duke.edu
Tue Jul 17 13:00:56 UTC 2007
On Tue, 17 Jul 2007 at 7:41am, Chris Mauritz wrote
> Tim Verhoeven wrote:
>> Since you are using HW RAID the tools you mentioned cannot be used to
>> get the HD serial numbers. This is because the RAID controllers
>> completely hides the physical disks from the OS. You would need tools
>> for the RAID controller itself, those should be able to get the info
>> you need.
> That is my understanding as well. I just scoured a system with a 3Ware 9550
> and tried to get physical device information without using any of the 3ware
> tools. I was unable to get ANY information about the actual disks other than
> the size of the array/device being reported by the RAID card.
Actually, with 3ware, smartctl *can* see through the adapter to the disks
behind it. E.g. (on a 9650):
[jlb@$HOST jlb]$ sudo smartctl -i -d 3ware,0 /dev/twa0
smartctl version 5.36 [x86_64-redhat-linux-gnu] Copyright (C) 2002-6 Bruce Allen
Home page is http://smartmontools.sourceforge.net/
=== START OF INFORMATION SECTION ===
Device Model: WDC WD740ADFD-00NLR1
Serial Number: WD-WMANS1403676
Firmware Version: 20.07P20
User Capacity: 74,355,769,344 bytes
Device is: Not in smartctl database [for details use: -P showall]
ATA Version is: 7
ATA Standard is: Not recognized. Minor revision code: 0x1d
Local Time is: Tue Jul 17 09:00:13 2007 EDT
SMART support is: Available - device has SMART capability.
SMART support is: Enabled
'man smartctl' has all the details.
Department of Biomedical Engineering
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