On 02/22/2012 10:56 AM, William Case wrote:
> On Wed, 2012-02-22 at 11:25 -0500, William Case wrote:
>> Hi;
>>
>> I have some hard disk problems, every thing I try just keeps digging a
>> deeper hole.
>> SMART Data
>>
>> Disk HAS MANY BAD SECTORS
>> Backup all data and replace the disk
>>
>> Current Pending Sector Count
>> Number of sectors waiting to be remapped
>>
>> Problem(s) could also be mixed with my trying to set up and use LVM for
>> the first time. !! If anyone recognizes a LVM problem please let me
>> know? Could also be from physicaly switching two 500g harddrives
>> around?
>>
>> Diagnosis suggestions would be welcome.
>>
>>
>> googled for suggested fix because the disk is not that old. Got the dd
>> suggestion below. Looks destructive.
>>
>> dd if=/dev/zero of=/dev/sda bs=1M conv=noerror
>>
> In case I wasn't clear,its not so much that I need a solution but need
> some suggestions on how to sort out which is the main problem.
>
> 1) Hardware from switching the disk's order around (channel 1 <==>
> channel 2 in BIOS)
> 2) Improperly installing or using LVM
> 3) Remapping
> 4) Hard drive really is broken.
>

SMART talks directly to the disk, so #4 is the most likely case. Before
doing anything else, make a backup.

--
-- Steve
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