Re: AHCI + ST3160023AS + NCQ problems

["Matheus Izvekov" <mizvekov@gmail.com>]

On Nov 12, 2007 1:04 AM, Tejun Heo <htejun@gmail.com> wrote:
> Matheus Izvekov wrote:
> >> Indeed removing the jumper of sdb made it be recognised as SATA2. But
> >> sdc, what the problem is really about, is neither SATA2, not has any
> >> jumper whatsoever. but both the manufacturer and libata claim it
> >> supports NCQ.
> >>
> >
> > Anything i could do to help debug this? or perhaps it makes more sense
> > to just blacklist NCQ for this particular drive?
>
> Timeouts on modern SATA disks usually indicate hardware problem.
>
> * unstable power supply (this is quite common)
> * faulty cable or poorly seated connectors
> * faulty drive or controller (seems rare)
>
> Please apply common hardware debugging method - isolate problem by
> changing configuration piece-by-piece and finding out to which component
> the error actually belongs to.
>
> --
> tejun
>

Tried everything, short of trying the hd on another controller, but
the problem persists.