Re: Need help understanding SATA error message.

[Mark Lord <liml@rtr.ca>]

> XXXXX wrote (by private email):
> On Fri, Mar 28, 2008 at 9:59 AM, Mark Lord <liml@rtr.ca> wrote:
>> >  Duh..  actually, we were just discussing this very error in another thread.
>> >  The drive is really telling us that it hit an unrecoverable WRITE error
>> >  at sector 0a:24:f9 on the drive.  Bad sector.
>> >
>> >  There are patches queued up for 2.6.26 to automatically resume the cache
>> >  flush after the failed sector, but you'll still lose data at that sector.
>> >
>> >  Time for a low-level reformat, if the manufacturer has a utility for that.
>> >  Otherwise, RMA it.
> 
> The response to an unrecoverable sector shouldn't be 51/04 if the
> flush fails, it should be 51/10 or 51/40.
> 
> 51/04 would be the response if the FLUSH CACHE command was issued when
> there were still outstanding NCQ commands active.
..

Tejun:  I see we have another thread as well with FLUSH errors.
I really doubt that these are bad drives.
There's very likely a bug in libata / LLD there someplace.

-ml