From mboxrd@z Thu Jan  1 00:00:00 1970
From: Pasi =?iso-8859-1?Q?K=E4rkk=E4inen?= <pasik@iki.fi>
Subject: Re: Scrubbing free ram
Date: Fri, 23 Apr 2010 09:14:12 +0300
Message-ID: <20100423061412.GN1878@reaktio.net>
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To: ilish ilish <ilishim@hotmail.com>
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On Thu, Apr 22, 2010 at 09:54:30PM +0000, ilish ilish wrote:
>    Hi everyone,
> 
>    I am working on a project whose goal is evaluating the performance of the
>    vTPM Manager. For this project I am using Xen 4.1, Kernel 2.6.31.13 with
>    Fedora11. I I finished all installation and configuration parts. Now I
>    need to boot the system with Xen but while booting, it is freezing at the
>    step "scrubbing free ram". What can be cause this problem and how can I
>    figure it out? I really appreciate if you can help me.
> 

Please paste your grub.conf.

Also please check this wiki page:
http://wiki.xensource.com/xenwiki/XenSerialConsole

and:
http://wiki.xensource.com/xenwiki/XenParavirtOps

-- Pasi