A little story of failed raid5 (3ware 8000 series)

[Darren Pilgrim]

Artem Kuchin wrote:
> That exactly was i was talking about. I don't acess to individual disks
> behind raid unit, so, i cannot doit. I don't know it controller 
> VERIFY command does it right. If it doesm then i shoudl put it into a cron
> job and do it on weekly basis. Also, it would halpfull it i could get access to
> number of left reserved sector for remapping. Any idea about these two for
> 3ware controllers? Also, someone should mention, that while using raid MUST
> do verifies often.

The 3dm2 software (sysutils/3dm port) can dump the SMART data from 
individual disks.  It can also schedule verify and self-test tasks and 
identify individual drives by blinking the activity light for the drive.