[Leaplist] 3ware RAID degraded drive

[Kyle Gonzales]

IIRC:

A degraded RAID array means that either one of the drives is bad, or one
of the drives has not been sync'd to the array yet.

Basically, a RAID1 array with only one fully functional drive member is
degraded.

On Sun, 2007-03-18 at 14:02 -0400, Justin M. Keyes wrote:
> Hi fellas,
> 
> I have a 2-drive RAID 1 array with two of these drives:
> Western Digital Caviar RE WD2500YS 250GB 7200 RPM SATA 3.0Gb/s [1]
> 
> Is there an open-source debian package to check a 3ware RAID array? Or
> do you just download from the 3ware site?
> 
> Also, what EXACTLY does it mean for a drive in a RAID 1 array to be
> "degraded"? Does it mean that the drive is absolutely finished? Or
> could the drive still be useable, and the RAID array just got
> out-of-sync somehow (I have a UPS, so no power outages or anything
> like that...)?
> 
> I don't know much about this stuff, and I would like clarification,
> because I just bought these two "enterprise level" drives about 6
> months ago, and already one of them is degraded. I just can't BELIEVE
> I lost another @#$%& hard drive. I have only owned about 8 hard drives
> in my life, and 3 of them have gone bad. wtf?
> 
> So, when the RAID controller reports that a drive is degraded, does
> that mean for sure that the drive is dead? Should I try rebuilding the
> array?
> 
> Is it dangerous to rebuild a RAID 1 array with one possibly faulty
> drive? I mean, after all, I imagine the data is just being copied from
> the good drive to the bad one...
> 
> Thanks for your help!
> 
> [1] http://www.newegg.com/Product/Product.asp?Item=N82E16822136055
> 
-- 
Kyle Gonzales <kyle.gonzales at gmail.com>
GPG/PGP Key: 9C3FBD51
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