Re: [smartmontools-support]new Seagate drives and erroneous data

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

Hi Dean,

Yup, that's me.

Could you confirm that the ugly numbers rare only for the RAW values, and=
=20
that the normalized values are always above the failure threshold?

If so, I wouldn't give it a second thought.  I wouldn't be surprised if=20
the off-line scans drive this raw numbers very high.  Just proof that=20
modern disks won't work at all without very good ECC!

Cheers,
 =09Bruce


On Tue, 1 Nov 2005, Dean Johnson wrote:

> Howdy Bruce,
> I didn't put two and two together, that you are Mr Smartmontools, when we=
=20
> exchanged email a bit ago about Cray and the RFP. Anyways, I just bought=
=20
> several new Seagate drives for personal use and smartctl is giving ugly=
=20
> numbers for Raw_Read_Error_Rate and Hardware_ECC_Recovered after only a=
=20
> couple of hours of powered up time. I see on the mailing list that other=
=20
> people have talked about this same problem. I decided to query Seagate=20
> support to try and get to the bottom of the issue. The responses weren't=
=20
> terribly interesting, but might mean more to you than me.
>
> =09Mr Johnson,
>
> =09 The drives have a off-line scan feature this is not taken into
> =09 consideration by the tools. The tools report this off-line scan as a
> =09 failed read and write.
>
> =09 Best regards,
>
> =09 Stefan M.
> =09 Seagate Technical Support
>
=E2> I followed up with a request for more specifics, but got.
>
>
> =09Hello,
>
> =09 Thank you for your inquiry.
>
> =09 A SMART failure means a certain error threshold has been exceeded.=20
> A high
> =09 error rate does not mean a failing or bad drive.
>
> =09 Third-party SMART monitoring programs may not be able to read the=20
> SMART
> =09 data off of a Seagate drive correctly.
>
> =09 The only supported diagnostic is Seatools Desktop.  This will show=20
> PASS or
> =09 FAIL only for SMART.
>
> =09 http://www.seagate.com/support/seatools/index.html
>
> =09 The only available information about the drive ST3160023A can be=20
> found in
> =09 its product manual.
>
> =09 http://www.seagate.com/support/disc/manuals/ata/cuda7200pm.pdf
>
> =09 Regards,
>
> =09 Robert A.
> =09 Seagate Technical Support
>
> I did run Seatools on one of the drives and it came up clean. I kinda hat=
e to=20
> commit 1.5TB of data to an LVM partition that I can't monitor. Blah. Thou=
ght=20
> you might like to know.
>
=88> =09-Dean
>
>
>
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