Re: S.M.A.R.T. command passthru to Firewire devices

From: Bernd Bartmann
Date: Thu Nov 24 2005 - 10:30:07 EST


On 11/24/05, Alan Cox <alan@xxxxxxxxxxxxxxxxxxx> wrote:
> On Iau, 2005-11-24 at 15:01 +0100, Bernd Bartmann wrote:
> > When I try to run "smartctl -a /dev/sdb" it tells me that "Device does
> > not support SMART". /dev/sdb is a normal hdd in an external firewire
> > enclosure. To me this looks like the firewire SCSI layer does not
> > support the passthru of the S.M.A.R.T. commands. Or is there any other
> > way to query the S.M.A.R.T. status of an hdd attached via Firewire?
>
> If it takes an ATA drive then you will probably be seeing the fact that
> most firewire<->ATA convertor units don't support SMART so don't offer
> it over their SCSI interface.

So this means it is a problem of the firmware in the Firewire
enclosure? Are there any known enclosures that do support this
feature?

Best regards,
Bernd.
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