Re: Scrubbing free ram

[Keir Fraser <keir.fraser@eu.citrix.com>]

Some other options: add noreboot to Xen command line and see if anything
else does get printed before reboot. And/or connect a serial line and have
Xen log to serial console and see if any other diagnostic messages are
visible from that.

 -- Keir

On 28/04/2010 06:38, "Keir Fraser" <Keir.Fraser@eu.citrix.com> wrote:

> Probably something to do with dom0 building then. I would try a different
> dom0 kernel just to see if that works better. But probably there is a bug
> here that a developer will need to be able to reproduce to fix.
> 
>  -- Keir
> 
> On 28/04/2010 14:35, "BEI GUAN" <gbtju85@gmail.com> wrote:
> 
>> Hello Keir,
>> 
>> Thank you very much for your reply. As you said, I just change my grub.conf
>> as
>> following. But it also did not work. The screen just stopped when message
>> "(XEN) Dom0 has maximum 4 VCPUs" was printed, which is just before the
>> message
>> "Scrubbing Free RAM:". And then system reboot.
>> 
>> title Xen-4.0 (Linux kernel 2.6.31.13)
>>     root (hd0,10)
>>     kernel /boot/xen-4.0.gz no-bootscrub dom0_mem=1024M loglvl=all
>> guest_loglvl=all
>>     module /boot/vmlinuz-2.6.31.13 root=/dev/sda1 ro nomodeset
>>     module /boot/initrd-2.6.31.13.img
>> 
>> Thank you. Best wishes.
>> 
>> Gavin Guan
>> 
>> 
>> 
>> 
>> 2010/4/28 Keir Fraser <keir.fraser@eu.citrix.com>
>>> Do things work if you add no-bootscrub to the Xen command line?
>>> 
>>>  -- Keir
>>> 
>>> On 28/04/2010 13:49, "BEI GUAN" <gbtju85@gmail.com> wrote:
>>> 
>>>> Dear Pasi,
>>>> 
>>>> I have the same problem as ilish had when I installed xen 4.0 on fedora 11
>>>> today. I rebooted the Xen. The screen just stopped at "Scrubbing Free
>>>> RAM:",
>>>> and then the computer reboot again. My grub.conf as following.
>>>> 
>>>> title Xen-4.0 (Linux kernel 2.6.31.13)
>>>>     root (hd0,10)
>>>>     kernel /boot/xen-4.0.gz dom0_mem=1024M loglvl=all guest_loglvl=all
>>>>     module /boot/vmlinuz-2.6.31.13 root=/dev/sda1 ro nomodeset
>>>>     module /boot/initrd-2.6.31.13.img
>>>> 
>>>> I also made "root=/dev/sda11" and "root=LABEL=/" and to try. However, I
>>>> still
>>>> doesn't work. Your any reply is appreciated.
>>>> 
>>>> Thank you very much.
>>>> 
>>>> Gavin Guan
>>>> 
>>>> 
>>>> 
>>>> 
>>>> 2010/4/23 Pasi Kärkkäinen <pasik@iki.fi>
>>>>> 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
>>>>> 
>>>>> 
>>>>> _______________________________________________
>>>>> Xen-devel mailing list
>>>>> Xen-devel@lists.xensource.com
>>>>> http://lists.xensource.com/xen-devel
>>>> 
>>>> 
>>> 
>>> 
>> 
>> 
> 
> 
> 
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