Re: kern/42552: smartd reports "not capable of SMART self-check"

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

On Sat, Jan 09, 2010 at 03:50:05PM +0000, Matthias Pfaller wrote:
>  Manuel Bouyer wrote:
>  > On Mon, Jan 04, 2010 at 07:10:06PM +0000, Matthias Pfaller wrote:
>  >   
>  >>  I have installed a kernel with this patch, but I can't reboot at the 
>  >>  moment. I have an "atactl setstandby 3600" in my /etc/rc.local, so maybe 
>  >>  the drives are in standby, when the error occurs.
>  >>     
>  >
>  > Yes, that could explain it. Not sure if the self test can be run
>  > when the drive is in standby mode. If the patch doesn't help, can you
>  > see if disabling the standby timer solves the problem ?
>  >
>  >   
>  Disabling the standby timer "solves" the problem. But the documentation 
>  of smartd states, that it should be able to work with drives in standby. 
>  So either this doesn't work with netbsd or it just doesn't work with 
>  ahcisata.
>  Another thing: My previous system had drives on a piixide and when the 
>  drives woke up from standby, the kernel did not log a error message. Now 
>  I get errors like these from time to time:
>  
>  Jan 2 02:03:02 zork /netbsd: wd3e: device timeout reading fsbn 597712576 
>  of 59$
>  Jan 2 02:03:02 zork /netbsd: ahcisata0 port 3: device present, speed: 
>  3.0Gb/s
>  Jan 2 02:03:02 zork /netbsd: wd3: soft error (corrected)
>  
>  
>  Is this something to be fixed or is piixide just more tolerant?

It's possible this requires SATA power management support in ahcisata.
But I didn't read this part of the spec yet :)

-- 
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
     NetBSD: 26 ans d'experience feront toujours la difference
--