Lockups with Intel ICH5 SATA

[Brian Feldman]

On Thu, May 20, 2004 at 09:42:58AM +0100, Tony Byrne wrote:
> Hi,
> 
> In recent weeks my FreeBSD current box has been experiencing frequent
> hard lockups.  Seldom a day goes by without the machine freezing
> solid.  My hunch is that this is somehow related to the onboard Intel
> ICH5 controller and SATA HD, because during reboot after a lockup,
> the machine often complain of a DMA timeout that hangs the box
> while reading from the SATA drive.
> 
> I have seen some FreeBSD-Current mails that mention issues
> with with this controller and with SATA in general, so before I go
> chasing other causes I was wondering if someone could tell me whether
> there are open issues that could be the likely cause of these lockups.
> 
> I will say that the problem has only manifested itself in recent
> weeks, around the time that I removed an old 30Gb PATA drive from the
> box that I had been using for backup.  Unfortunately, that drive is no
> longer available so I can't test whether it had a stabilizing
> influence on the box.

I haad hard lock-ups on my dual Athlon system that seem to have been
fixed by the recent sleepqueue commits.  Is this a possibility for
you?

-- 
Brian Fundakowski Feldman                           \'[ FreeBSD ]''''''''''\
  <> green at FreeBSD.org                               \  The Power to Serve! \
 Opinions expressed are my own.                       \,,,,,,,,,,,,,,,,,,,,,,\