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Re: [virt-tools-list] How to boot into different kernel versions in guest domain



Hi, Rich
I can not see the count-down screen, where I should be able to choose the
kernel. 
Virt-edit sounds the right tool I should use now. I will try it later;
thanks. 

- Hui


On 10/18/10 4:00 PM, "Richard W.M. Jones" <rjones redhat com> wrote:

> On Mon, Oct 18, 2010 at 05:10:49AM +0000, Hui Kang wrote:
>> I am running virt-manage on Fedora 13 x86_64 and my hypervisor is
>> Xen-4.0.1. I have used virt-manage to create a guest domain (which
>> is also Fedora 13). _Inside_the guest domain, I compiled a latest
>> stable kernel version 2.6.35.7, but forget to change the grub
>> file. The grub timeout is set to 15 second.
> 
> grub timeout is 15 seconds .. do you see the count-down?
> 
>> However, when I reboot the kernel, I find that there is not kernel
>> option screen like normal booting, which can let you choose which
>> kernel version you want to boot into. So could anyone provide help
>> on this? Thanks.
> 
> If you can't get the guest to boot at all, completely shut it down and
> use virt-rescue, or just:
> 
>   virt-edit GuestName /boot/grub/grub.conf
> 
> Rich.



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