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Date:      Tue, 24 Apr 2007 21:20:27 -0300
From:      Alejandro Pulver <alepulver@FreeBSD.org>
To:        rick-freebsd@kiwi-computer.com
Cc:        freebsd-hackers@freebsd.org
Subject:   Re: High disk load +mount/atacontrol/NFS/SMBFS crashes the system
Message-ID:  <20070424212027.1d7071e6@deimos.mars.bsd>
In-Reply-To: <20070424035944.GA9695@keira.kiwi-computer.com>
References:  <20070414184719.110deaa2@deimos.mars.bsd> <46217486.6080801@u.washington.edu> <20070415161753.7c7a604d@deimos.mars.bsd> <462318CB.3030205@u.washington.edu> <20070422232633.2390b1e2@deimos.mars.bsd> <20070423215858.74c29e98@deimos.mars.bsd> <20070424035944.GA9695@keira.kiwi-computer.com>

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[-- Attachment #1 --]
On Mon, 23 Apr 2007 22:59:44 -0500
"Rick C. Petty" <rick-freebsd@kiwi-computer.com> wrote:

> On Mon, Apr 23, 2007 at 09:58:58PM -0300, Alejandro Pulver wrote:
> > 
> > In the machine which was recently upgraded to 6.2 using "atacontrol"
> > when the disk is reading/writing crashes the system half or more of the
> > times.
> 
> Which atacontrol command were you doing?  Just plain "atacontrol" shouldn't
> do anything useful.
> 

To change DMA modes, like:

# atacontrol mode ad0 UDMA100

Best Regards,
Ale

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