[CentOS] [Q} how can O.S. predicate a disk going to failure??

Tue Aug 4 11:38:27 UTC 2009
Mogens Kjaer <mk at crc.dk>

On 08/04/2009 01:27 PM, mcclnx mcc wrote:
...
> 1. is this disk really "degrade" or not?

Disks aren't in degraded mode. The RAID system
will run in degraded mode when the disk eventually
fails.

> 
> 2. how O.S. can predicate disk going to failure?

The disk's SMART feature tells it so.

> 
> 3. do I need replace this disk now?

That would be a good idea, the disk could fail in
5 minutes or in 5 month, you can't tell.

Mogens

-- 
Mogens Kjaer, Carlsberg A/S, Computer Department
Gamle Carlsberg Vej 10, DK-2500 Valby, Denmark
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Email: mk at crc.dk Homepage: http://www.crc.dk