[smartmontools-support]Re: Report of smartmontools with Darwin (OSX)

[Geoffrey K. <ge...@ge...>]

David Hoerl <dh...@ma...> writes:

> 4) On Darwin, I get a small percentage of failures when running
> smartctl. What happens is tht I run a command and get an error that
> this device does not support SMART. I immediately re-run the exact
> same command (usually a -a) and it works just fine. Something
> (probably on Darwin) is amiss. I guess I should have looked at the
> return code but did not.

I believe this happens when the drive is asleep, and Darwin doesn't
wait long enough for it to spin up.  I'm not sure if Darwin should
wait longer, or if smartd should just not try to talk to a sleeping
drive, or both.