Re: [Xen-devel] Re: Adding PTE Flag during Page Fault

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

On 14/4/07 22:29, "Joe Laws" <jlaws@xxxxxxxxxxxxxx> wrote:

> Now it just causes Xen to crash and my computer to reboot.
> Unfortunately I can only see the output to the log by doing xm dmesg,
> which gets cleared on every reboot.  Are there any efficient techniques
> to get the latest xm dmesg output to file before the system crashes?

You can use kdump (basically chain boot into a special crash-dump Linux
kernel with block or net drivers which will scrape memory for things like
Xen heap and Xen logging output).

 -- Keir



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