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Re: [Xen-devel] Xen dmesg ringbuffer

To: Andrew Lyon <andrew.lyon@xxxxxxxxx>, Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>
Subject: Re: [Xen-devel] Xen dmesg ringbuffer
From: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
Date: Tue, 14 Apr 2009 11:07:11 +0100
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On 14/04/2009 11:00, "Andrew Lyon" <andrew.lyon@xxxxxxxxx> wrote:

> If there is no option to configure the buffer size then at the very
> least should'nt it be set big enough to hold all of the debug info
> that might be output when booting Xen and dom0? once dom0 is running
> the buffer can be written out to a file and cleared.

The iommu code logs large amounts of crap (still, even after I silenced a
lot of it). One way to get the list of advanced features would be do a
single boot of your Supermicro system without iommu=1.

 -- Keir

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