[Beowulf] Logging MCE information on next warm boot?

Greg Lindahl lindahl at pbm.com
Mon Jan 25 19:45:15 EST 2010


On Mon, Jan 25, 2010 at 10:46:31AM -0800, David Mathog wrote:

> Is it possible to have the Machine Check Exception (MCE) information
> saved to disk automatically on the next warm boot?

You can use a serial or serial-over-lan console to capture it.

You can take a photo of the screen. Be sure to send the magic escapes
that turn off screen-blanking:

echo -e "\033[9;0]" >/dev/console
echo -e "\033[13]" >/dev/console

-- greg


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