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Date:      Thu, 7 Feb 2008 19:18:45 -0800
From:      "Ted Mittelstaedt" <tedm@toybox.placo.com>
To:        "Andrew Falanga" <af300wsm@gmail.com>, "FreeBSD Questions" <freebsd-questions@freebsd.org>
Subject:   RE: Please help in diagnosing these smartmon messages
Message-ID:  <BMEDLGAENEKCJFGODFOCMEFNCFAA.tedm@toybox.placo.com>
In-Reply-To: <200802042014.40016.af300wsm@gmail.com>

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> -----Original Message-----
> From: owner-freebsd-questions@freebsd.org
> [mailto:owner-freebsd-questions@freebsd.org]On Behalf Of Andrew =
Falanga
> Sent: Monday, February 04, 2008 7:15 PM
> To: FreeBSD Questions
> Subject: Please help in diagnosing these smartmon messages
>=20
>=20
> HI,
>=20
> I just installed smartmontools from ports on my churches system=20
> and I think=20
> I'm glad I did.  However, not being completely familiar with it, I'd =
like=20
> some help with the messages (and errors) that have been=20
> discovered thus far=20
> (since I installed it on Saturday, yikes!).
>=20
> First was this, and it's repeated in the log /var/log/messages =
frequently:
>=20
> Feb  4 18:19:44 whitbap smartd[64783]: Device: /dev/ad0, 12 Currently=20
> unreadable (pending) sectors
>=20
>=20
> Even though this entry comes from today, this was e-mailed to me=20
> within hours=20
> of enabling smartd on Saturday.  I understand what sectors are and I =
know=20
> what unreadable is.  I was wondering what "pending" meant.
>=20
> Then, yesterday I was e-mailed this one:
>=20
> Feb  3 02:49:44 whitbap smartd[64783]: Device: /dev/ad0,=20
> Self-Test Log error=20
> count increased from 0 to 1
>=20
> Using smartctl I found that option "-l" with the argument=20
> "selftest" would=20
> give me more information.  This is what I found:
>=20
> whitbap# smartctl -l selftest /dev/ad0
> smartctl version 5.37 [i386-portbld-freebsd6.2] Copyright (C)=20
> 2002-6 Bruce=20
> Allen
> Home page is http://smartmontools.sourceforge.net/
>=20
> =3D=3D=3D START OF READ SMART DATA SECTION =3D=3D=3D
> SMART Self-test log structure revision number 1
> Num  Test_Description    Status                  Remaining =20
> LifeTime(hours) =20
> LBA_of_first_error
> # 1  Short offline       Completed: read failure       70%    =20
> 60397        =20
> 67413
> # 2  Short offline       Completed: read failure       70%    =20
> 60373        =20
> 67413
>=20
>=20
> I know it's probably near impossible to know exactly how much longer =
this=20
> drive has, but how serious are these errors?  As I mentioned, the=20
> unreadable=20
> sectors on the hard drive are repeated many times in the log ( >=20
> 100 times).
>=20

It means replace the drive immediately.

Ted




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