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RE: [Xen-devel] [timer/ticks related] dom0 hang during boot on large 1TB

from [Jan Beulich] [Permanent Link][Original]
To: "Dan Magenheimer" <dan.magenheimer@xxxxxxxxxx>
Subject: RE: [Xen-devel] [timer/ticks related] dom0 hang during boot on large 1TB system
From: "Jan Beulich" <JBeulich@xxxxxxxxxx>
Date: Tue, 05 Jan 2010 16:08:50 +0000
Cc: kurt.hackel@xxxxxxxxxx, Jeremy Fitzhardinge <jeremy@xxxxxxxx>, Xen-devel@xxxxxxxxxxxxxxxxxxx, Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
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>>> Dan Magenheimer <dan.magenheimer@xxxxxxxxxx> 05.01.10 16:46 >>>
>What is special about 168GB?  Or is that a typo?  (And if it
>is supposed to be 128GB, what is special about 128GB?)

No, it's not a typo. The maximum hole Xen can reserve for itself is 168M,
and this is what allows to accommodate the M2P table for 168G.

Jan


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