Please help in diagnosing these smartmon messages
Ted Mittelstaedt
tedm at toybox.placo.com
Fri Feb 8 03:17:19 UTC 2008
> -----Original Message-----
> From: owner-freebsd-questions at freebsd.org
> [mailto:owner-freebsd-questions at 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
>
>
> HI,
>
> I just installed smartmontools from ports on my churches system
> and I think
> I'm glad I did. However, not being completely familiar with it, I'd like
> some help with the messages (and errors) that have been
> discovered thus far
> (since I installed it on Saturday, yikes!).
>
> First was this, and it's repeated in the log /var/log/messages frequently:
>
> Feb 4 18:19:44 whitbap smartd[64783]: Device: /dev/ad0, 12 Currently
> unreadable (pending) sectors
>
>
> Even though this entry comes from today, this was e-mailed to me
> within hours
> of enabling smartd on Saturday. I understand what sectors are and I know
> what unreadable is. I was wondering what "pending" meant.
>
> Then, yesterday I was e-mailed this one:
>
> Feb 3 02:49:44 whitbap smartd[64783]: Device: /dev/ad0,
> Self-Test Log error
> count increased from 0 to 1
>
> Using smartctl I found that option "-l" with the argument
> "selftest" would
> give me more information. This is what I found:
>
> whitbap# smartctl -l selftest /dev/ad0
> smartctl version 5.37 [i386-portbld-freebsd6.2] Copyright (C)
> 2002-6 Bruce
> Allen
> Home page is http://smartmontools.sourceforge.net/
>
> === START OF READ SMART DATA SECTION ===
> SMART Self-test log structure revision number 1
> Num Test_Description Status Remaining
> LifeTime(hours)
> LBA_of_first_error
> # 1 Short offline Completed: read failure 70%
> 60397
> 67413
> # 2 Short offline Completed: read failure 70%
> 60373
> 67413
>
>
> I know it's probably near impossible to know exactly how much longer this
> drive has, but how serious are these errors? As I mentioned, the
> unreadable
> sectors on the hard drive are repeated many times in the log ( >
> 100 times).
>
It means replace the drive immediately.
Ted
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