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From: Peter Risdon <peter@circlesquared.com>
To: borg <bsd_mailing@yahoo.com>
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Date: Tue, 04 Jan 2005 13:16:25 +0000
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Subject: Re: ad0: TIMEOUT the saga continues.
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On Tue, 2005-01-04 at 00:33 -0800, borg wrote:

> Today is the second time I get this message on my
> console:
> 
> ad0: Timeout - write_DMA retrying (2 retries left)
> LBA=18576259

[...]
> It only happens on 5_3 raw install no apps no services
> running.

I filed a pr on this a couple of weeks ago. I think it's a problem
specific to certain hard drives and/or controllers.

Two workarounds: disable dma for ata hard drives, or use 4.11

Peter.