[ILUG] Raid disk query

[Dave L]

Are you asking why SMART did not pre-empt the failure or have you run SMART
tests against the failed drive since the failure that reported no problems?

On Fri, Nov 11, 2011 at 3:15 PM, Brendan Minish <bminish at minish.org> wrote:

> Were these 'enterprise' or 'consumer' grade drives?
>
> An issue I have seen with consumer drives in RAID is that the firmware
> is a bit different in that they will spend a long time trying to recover
> data from a bad block, then remap that data
>
> this may result in drives timing out and being kicked out of raid
>
>
> http://wdc.custhelp.com/app/answers/detail/a_id/1397/~/difference-between-desktop-edition-and-raid-(enterprise)-edition-drives
>
>
>
> On Fri, 2011-11-11 at 12:28 +0000, kevin wrote:
> > I rebooted one of our servers yesterday and after rebooting mdadm
> > complained that one of the raid disks (raid 1 array, two operational and
> > one spare) had failed and it began to resync to the spare disk.
> >
> > The question is - why? SMART doesn't report anything wrong with the
> > disk.
> >
> > I am loathed to dump a good disk - any suggestions?
> >
> > Thanks
> >
> > Kevin.
> >
>
>
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