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Subject: Bad Sectors on a SATA Drive

Subject: Bad Sectors on a SATA Drive

2007-01-19       - By Tom G. Christensen

 Back
Reply:     1     2     3     4     5     6     7  

Lawrence Houston wrote:
> John:
>
> On Thu, 18 Jan 2007, John Haxby wrote:
>
>> Lawrence Houston wrote:
>>> Question 2: Is there any way to have RHEL3 complete a Surface Scan while
>>>             it is still running in the Networked Multi-User Mode (I am
>>>             located 100 Miles away)?  I ask since dropping into Single
>>>             User Mode and Remounting in Read-ONLY Mode to run Utilities
>>>             from the Command-Line on the Console is NOT something the
>>> less
>>>             experienced computer users are willing to do on their own!
>> You can run badblocks read-only without bringing the system down -- I
>> did it this morning on a disk I was suspicious of that doesn't support
>> SMART. Well, the disk does, but the USB enclosure doesn't so I'm
>> planning to put it in a machine and see what smartctl has to say.  
>> It'll probably say it's not well :-(
>
> Running a SMARTCTL Query reports the Device does NOT support SMART??
>
> -- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---
> [root]# /usr/sbin/smartctl -i /dev/sda
> smartctl version 5.1-11 Copyright (C) 2002-3 Bruce Allen
> Home page is http://smartmontools.sourceforge.net/
>
> Device: ATA      ST3160023AS      Version: 8.12
> Serial number:             5MT0MLQB
> Device type: disk
> Local Time is: Thu Jan 18 14:20:49 2007 EST
> Device does not support SMART [bad value in scsi command]
> -- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ----
>
> The 160 GIG Seagate is accessed via SCSI Emulation (not sure if that is
> a SATA, RHEL3 or DELL "Thing"?), should that affect whether a SATA Disk
> can return SMART Inforation???
>
It's not accessed via SCSI Emulation according to dmesg.
It's a SATA drive and claimed by libata which exports devices as SCSI
devices. However smartctl needs to know that it's accessing a libata
device to work correctly.

Try this instead:
# smartctl -d ata -i /dev/sda

-tgc

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