Confirmed premature hard disk failure
Denis Leroy
denis at poolshark.org
Wed Mar 4 16:21:43 UTC 2009
Ric Wheeler wrote:
> Krzysztof Halasa wrote:
>> Paulo Cavalcanti <promac at gmail.com> writes:
>>
>>> Here, there is a list of the affected hardware:
>>>
>>> https://wiki.ubuntu.com/DanielHahler/Bug59695#Affected%20hardware
>>
>> I wonder if my disk does qualify?
>> Model Family: Hitachi Travelstar 80GN family
>> Device Model: IC25N020ATMR04-0
>> -B 128 by default (disk's default, there is no BIOS). Changed now to 255.
>>
>> ID# ATTRIBUTE_NAME FLAG VALUE WORST THRESH TYPE UPDATED
>> WHEN_FAILED RAW_VALUE
>> 1 Raw_Read_Error_Rate 0x000b 100 100 062 Pre-fail Always
>> - 0
>> 2 Throughput_Performance 0x0005 105 105 040 Pre-fail Offline
>> - 5882
>> 3 Spin_Up_Time 0x0007 192 192 033 Pre-fail Always
>> - 1
>> 4 Start_Stop_Count 0x0012 100 100 000 Old_age Always
>> - 859
>> 5 Reallocated_Sector_Ct 0x0033 100 100 005 Pre-fail Always
>> - 0
>> 7 Seek_Error_Rate 0x000b 100 100 067 Pre-fail Always
>> - 0
>> 8 Seek_Time_Performance 0x0005 118 118 040 Pre-fail Offline
>> - 37
>> 9 Power_On_Hours 0x0012 037 037 000 Old_age Always
>> - 27788
>> 10 Spin_Retry_Count 0x0013 100 100 060 Pre-fail Always
>> - 0
>> 12 Power_Cycle_Count 0x0032 100 100 000 Old_age Always
>> - 504
>> 191 G-Sense_Error_Rate 0x000a 100 100 000 Old_age Always
>> - 0
>> 192 Power-Off_Retract_Count 0x0032 100 100 000 Old_age Always
>> - 52
>> 193 Load_Cycle_Count 0x0012 001 001 000 Old_age Always
>> - 5178492
>> 194 Temperature_Celsius 0x0002 141 141 000 Old_age Always
>> - 39 (Lifetime Min/Max 13/59)
>> 196 Reallocated_Event_Count 0x0032 100 100 000 Old_age Always
>> - 2
>> 197 Current_Pending_Sector 0x0022 100 100 000 Old_age Always
>> - 1
>> 198 Offline_Uncorrectable 0x0008 100 100 000 Old_age Offline
>> - 0
>> 199 UDMA_CRC_Error_Count 0x000a 200 200 000 Old_age Always
>> - 0
>>
>> The disk is entirely readable (though it had 2 bad sectors, corrected by
>> writing to them).
>>
>> The 600,000 max cycle count seems a bit underestimated, though (fingers
>> crossed) :-)
>
> Usually, the reallocated sector count is the one to watch and that seems
> to be fine with your disk.
>
> SMART in general tends to be a very bad predictor of drive failures -
> most disks fail without showing up (i.e., one drive head will go bad) -
> or it causes false positives which end in you pulling a reasonable drive.
Absolutely. If you disk supports it, you should run a long diagnostic test
http://www.mailinglistarchive.com/fedora-devel-list@redhat.com/msg52776.html
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