Subject: Re: 1.4.2 SHARK kernel freezes when doing lots of disk i/o
To: Ignatios Souvatzis <is@jocelyn.rhein.de>
From: Ignatios Souvatzis <ignatios@cs.uni-bonn.de>
List: tech-kern
Date: 04/09/2000 15:35:15
On Sat, Apr 08, 2000 at 10:01:59PM +0200, Ignatios Souvatzis wrote:
> On Fri, Apr 07, 2000 at 03:46:46PM +0200, Manuel Bouyer wrote:
> > On Fri, Apr 07, 2000 at 01:26:51PM +0200, Ignatios Souvatzis wrote:
> > > So....
> > >
> > > I've tested back to forth, and it definitely is the 1.66.2.3 (or later)
> > > version of dev/ic/wdc.c that triggers the problem.
> >
> > Did you experience 'lost interrupts' problem on this box before this ?
> > This looks like a timing problems (The change in 1.66.2.3 should make the
> > interrupt get handled faster).
>
> So,... full 1.4.2 with PIO mode 3 force does not miss its untimeouts.
> I'm doing the full test right now.
Test showed it freezed again.
-is
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