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

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

The following reply was made to PR kern/42552; it has been noted by GNATS.

From: Manuel Bouyer <bouyer%antioche.eu.org@localhost>
To: gnats-bugs%netbsd.org@localhost
Cc: kern-bug-people%netbsd.org@localhost, gnats-admin%netbsd.org@localhost, 
netbsd-bugs%netbsd.org@localhost,
        leo%marco.de@localhost
Subject: Re: kern/42552: smartd reports "not capable of SMART self-check"
Date: Sun, 10 Jan 2010 21:52:07 +0100

 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
 --