Re: [Xen-devel] dom0 boot failure with 256G

To: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
From: Jeremy Fitzhardinge <jeremy@xxxxxxxx>
Date: Thu, 05 Jun 2008 13:54:34 +0100
Cc: "Kurt C. Hackel" <kurt.hackel@xxxxxxxxxx>, Ian Pratt <Ian.Pratt@xxxxxxxxxxxxx>, xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>, mukesh.rathor@xxxxxxxxxx
Delivery-date: Thu, 05 Jun 2008 05:55:38 -0700
List-id: Xen developer discussion <xen-devel.lists.xensource.com>

Keir Fraser wrote:

Actually compat guests are good for up to 128GB, so you should be fine with
no dom0_mem= parameter.

Real PAE processors are limited to 2^36 = 64GB, and the guest kernel maymask ptes at that point.


   J


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