SMART over USB
000.fbsd at quip.cz
Wed Feb 6 16:06:46 PST 2008
Dag-Erling Smørgrav wrote:
> Consider a PATA or SATA disk attached over USB. AFAIK, the USB mass
> storage protocol is basically SCSI over USB. Is there a way to access
> the disk's SMART data over SCSI / USB? Perhaps as mode pages? Has
> anyone tried this?
> The reason I'm asking is this:
> This could be extremely useful to quickly extract SMART error logs from
> failing disks after you've replaced them, not to mention wipe them
> before RMAing them. Unfortunately, it doesn't have an eSATA connector.
I tested many PATA/SATA to USB convertors and disc enclosures - none of
them allowed access to SMART (under FreeBSD, nor Windows). Maybe it is
I/O chip implementation problem.
More information about the freebsd-usb