[ale] Meaning of smartd messages

[Brian MacLeod]

It's time to think about ordering a new hard drive.  The prefailure
attribute thing is telling you that the seek time is changing and is
exceeding the threshold of normal behavior.  This would indicate that
something is going wrong with the drive, so it spits these messages out to
let you know that it thinks it is on the verge of failing.

bnm

On 3/29/06, Ben Coleman <oloryn at benshome.net> wrote:
>
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> Can anyone point me to something indicating the meaning of messages from
> smartd?  E.g. for /dev/hda on shire I'm seeing the following on this
> morning's
> (filtered) log:
>
> Mar 26 10:15:29 shire smartd[200]: Device: /dev/hda, SMART Prefailure
> Attribute: 8 Seek_Time_Performance changed from 248 to 249
> Mar 26 10:45:30 shire smartd[200]: Device: /dev/hda, SMART Prefailure
> Attribute: 8 Seek_Time_Performance changed from 249 to 248
> Mar 26 12:45:30 shire smartd[200]: Device: /dev/hda, SMART Prefailure
> Attribute: 8 Seek_Time_Performance changed from 248 to 249
> Mar 26 17:15:30 shire smartd[200]: Device: /dev/hda, SMART Prefailure
> Attribute: 8 Seek_Time_Performance changed from 249 to 248
> Mar 27 01:15:32 shire smartd[200]: Device: /dev/hda, SMART Prefailure
> Attribute: 8 Seek_Time_Performance changed from 248 to 247
> Mar 27 01:45:31 shire smartd[200]: Device: /dev/hda, SMART Prefailure
> Attribute: 8 Seek_Time_Performance changed from 247 to 248
> Mar 27 02:15:32 shire smartd[200]: Device: /dev/hda, SMART Prefailure
> Attribute: 8 Seek_Time_Performance changed from 248 to 249
> Mar 27 02:45:32 shire smartd[200]: Device: /dev/hda, SMART Prefailure
> Attribute: 8 Seek_Time_Performance changed from 249 to 250
>
> OK, so the value of Seek_Time_Performance is wandering between 247 and
> 250,
> but what does that actually *mean*?  Is it significant, insignificant,
> indicative of vast changes in world politics, or what?  Is this normal, or
> should I be concerned about the health of this disk?  What's it all about,
> Alfie?
>
> Ben
> - --
> Ben Coleman oloryn at benshome.net    | The attempt to legislatively
> http://oloryn.home.mindspring.com/ | micromanage equality results, at
> best,
> Amateur Radio NJ8J                 | in equal misery and mediocrity for
> all.
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