[kwlug-disc] Hard disk smartctl errors

Gordon Dey gordon.dey at happydeys.ca
Tue Apr 29 23:27:50 EDT 2014


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On 14-04-29 09:04 PM, Khalid Baheyeldin wrote:
> To the hardware gurus out there ...
> 
> I have a disk that was misbehaving for a while, and after a lot of 
> trying, I managed to get the (relatively unimportant) data off of
> it.
> 
> But wondering if it would be usable, or I just should junk it.
> 
> Here is what "smartctl --all /dev/sdb" says:
> 
> ID# ATTRIBUTE_NAME          FLAG     VALUE WORST THRESH TYPE 
> UPDATED  WHEN_FAILED RAW_VALUE 1 Raw_Read_Error_Rate     0x000f
> 111   089   006    Pre-fail Always       -       35541008

wow

> 5 Reallocated_Sector_Ct   0x0033   100   100   036    Pre-fail 
> Always       -       6

not good

> 7 Seek_Error_Rate         0x000f   071   060   030    Pre-fail 
> Always       -       12929300578

I-ee Carumba!

> 10 Spin_Retry_Count        0x0013   100   099   097    Pre-fail 
> Always       -       797

bad

> 187 Reported_Uncorrect      0x0032   001   001   000    Old_age 
> Always       -       992

bad. Ran out of the ability to correct, almost a thousand times? Eww.

> 188 Command_Timeout         0x0032   100   096   000    Old_age 
> Always       -       12,885,164,241

Wholly mackerel batman! I had to put commas in to make this clear.
Almost 13 Billion time you had a timeout? It's *not* Scottish!

> 195 Hardware_ECC_Recovered  0x001a   043   034   000    Old_age 
> Always       -       35541008

relates to 1 above, in fact, the numbers are identical so I suspect
this is the source of the raw read errors

> 199 UDMA_CRC_Error_Count    0x003e   200   200   000    Old_age 
> Always       -       4

not good

> There is no warranty left on it.

My take on this disk, is it'd make (a) fine fridge magnet(s), nothing
more. Pitch it, now.

Gord.
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