Re: [smartmontools-support] Unknown_Attribute

[Bruce A. <ba...@gr...>]

>>> [3ware_disk_01], FAILED SMART self-check. BACK UP DATA NOW!
>>
>> This is a geniune warning and should not be ignored.  I suggest that
>> you run:
>>
>>      smartctl -a /dev/twa0 -d 3ware,1
>>
>> to see what Attribute is failing.  The other output is not very
>> significant or worrying.
> Right. I'm already chasing down another drive for the replacement. I'm
> not to worried about this server. I could loose all the data, and not be
> put out more than an hour or so of work. What I'm more interested in is
> the Unknown_Attributes that are showing up (and the 3ware to linux
> device question below too). Looking into it a little more, I have a
> number of unknowns.
>
> ID# ATTRIBUTE_NAME          FLAG     VALUE WORST THRESH TYPE
> UPDATED  WHEN_FAILED RAW_VALUE
>  7 Seek_Error_Rate         0x000f   029   028   030    Pre-fail
> Always   FAILING_NOW 23600849005027

This is the problem. The drive is having mechanical/servo problems 
steering the head to the correct track.

>  9 Power_On_Hours          0x0032   100   100   000    Old_age
> Always       -       187

Hmmm, 187 hours old, infant death.

> 184 Unknown_Attribute       0x0032   100   100   099    Old_age
> Always       -       0
> 187 Unknown_Attribute       0x0032   100   100   000    Old_age
> Always       -       0
> 188 Unknown_Attribute       0x0032   100   100   000    Old_age
> Always       -       0
> 189 Unknown_Attribute       0x003a   091   091   000    Old_age
> Always       -       9
> 190 Unknown_Attribute       0x0022   075   068   045    Old_age
> Always       -       454557721

You'll have to ask the disk vendor if they can identify these Attributes 
and their interpretation.

> 194 Temperature_Celsius	     0x0022   025   040   000    Old_age
> Always       -       25 (Lifetime Min/Max 0/21)

Very nice (cool!) operating temperatures!

> All 12 of my disks ahve these "Unknown_Attribute"s, and the FAQ 
> suggested I asked this list to try and figure them out. These are 
> brand-new Seagate disks.

I don't have much idea what these are.  You can try contacting Seagate 
directly to ask.

Cheers,
 	Bruce