From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jeremy Fitzhardinge <jeremy@goop.org>
Subject: Re: Problem with 2.6.30 pv-ops domU
Date: Mon, 30 Nov 2009 13:08:01 -0800
Message-ID: <4B143431.2040804@goop.org>
References: <994429490911292136o39c37116m7761de6f647b363d@mail.gmail.com>
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To: Jia Rao <rickenrao@gmail.com>
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On 11/29/09 21:36, Jia Rao wrote:
> Hi all,
>
> I downloaded a pre-compiled Fedora 11 domU image from
> http://stacklet.com/downloads/images/list/Fedora
>
> When I ran the domU (2.6.30) with xen 3.3.1, 2.6.18 dom0, there was a
> problem.
>
> I can not change the memory configuration of the domU on the fly. I
> used pygrub to boot the PV guest.
> In the 2.6.30 guest, I can not find the /proc/xen/balloon driver but
> in the config file of the kernel, XEN_BALLOON is enabled.


How were you trying to change the memory?  At present, it only supports
shrinking memory, not expanding it beyond its original size.

    J