ATA Woes.

[Wilko Bulte]

On Tue, Jul 19, 2005 at 11:22:01AM -0700, Jon Simola wrote..
> On 7/19/05, Tony Byrne <freebsd at byrnehq.com> wrote:
> 
> > Jul 19 13:01:48 roo kernel: ad0: FAILURE - READ_DMA status=51<READY,DSC,ERROR> error=40<UNCORRECTABLE> LBA=288810495
> > Jul 19 13:01:59 roo kernel: ad0: FAILURE - READ_DMA status=51<READY,DSC,ERROR> error=1<ILLEGAL_LENGTH> LBA=288810495
> > Jul 19 13:02:05 roo kernel: ad0: FAILURE - READ_DMA status=51<READY,DSC,ERROR> error=40<UNCORRECTABLE> LBA=288810495
> > Jul 19 13:02:16 roo kernel: ad0: FAILURE - READ_DMA status=51<READY,DSC,ERROR> error=40<UNCORRECTABLE> LBA=288810495
> > Jul 19 13:04:36 roo last message repeated 4 times
> 
> > I'm totally confused. I don't know enough about SMART to know whether
> > I'm looking at real failing drives or some bug exposed by the
> > interaction between drive firmware, hd controller and FreeBSD.
> 
> What I've recently learned the hard way is that desktop drives have no
> place in a server. I've now failed 4 of 10 SATA drives (Maxtor and WD)
> in 1U rackmounts, and am moving on to trying the WD Raptor SATA drives
> (which claim to be low-end server).

Properly cooled?

-- 
Wilko Bulte				wilko at FreeBSD.org