Re: "Misbehaving" hard disk or weird RAIDframe problem

[Matthias Scheler <tron%zhadum.org.uk@localhost>]

On Mon, Jan 12, 2009 at 03:14:54PM +0000, Patrick Welche wrote:
> On Sun, Jan 11, 2009 at 11:18:42PM +0000, Matthias Scheler wrote:
> > wd2 at atabus4 drive 0: <FB160C4081>
> > wd2: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 5 (Ultra/100)
> > wd2(ahcisata0:2:0): using PIO mode 4, DMA mode 2, Ultra-DMA mode 5 
> > (Ultra/100) (using DMA)
> 
> > wd3 at atabus5 drive 0: <ST3160815AS>
> > wd3: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 6 (Ultra/133)
> > wd3(ahcisata0:3:0): using PIO mode 4, DMA mode 2, Ultra-DMA mode 6 
> > (Ultra/133) (using DMA)
> 
> One claims UDMA 5, the other UDMA 6 ?

Indeed. The three "working" harddisks support UDMA6 (not sure what
that means for SATA), the "broken" one doesn't.

> (Some quirk based on ST* which doesn't match FB* ?)

The only quirk which is required for the FB160C4081 "FORCE_LBA48".
And the kernel worked around that problem automatically during
the RAID build.

        Kind regards

-- 
Matthias Scheler                                  http://zhadum.org.uk/