Re: Re: [Xen-tools] Unable to start xend

[Onkar Mahajan <kern.devel@gmail.com>]

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So that means that I am able to boot completely the dom0 right ??

On Wed, Mar 31, 2010 at 8:41 PM, Pasi Kärkkäinen <pasik@iki.fi> wrote:

> On Wed, Mar 31, 2010 at 08:12:27PM +0530, Onkar Mahajan wrote:
> >    On Wed, Mar 31, 2010 at 7:49 PM, Konrad Rzeszutek Wilk
> >    <[1]konrad.wilk@oracle.com> wrote:
> >
> >      On Wed, Mar 31, 2010 at 12:45:02PM +0530, Onkar Mahajan wrote:
> >      > Please confirm if I am right :
> >      >
> >
> >      Aaah, you are using GRUB2, not GRUB!
> >      > #!/bin/sh
> >      >
> >      > cat << EOF
> >      > menuentry "Xen 3.5 / Ubuntu, 2.6.31.6-xen1" {
> >      >     insmod ext2
> >      >     set root=(hd0,1)
> >      >     multiboot /boot/xen-3.5.gz <- This is the Xen VMM proper ???
> >
> >      Yup
> >      >     module /boot/vmlinuz-2.6.31.6-xen1 dummy=dummy dom0_mem=1024M
> >      > root=/dev/sda1 ro <- This is linux kernel with pvops right ???
> >
> >      Yup. I would suggest you add 'console=hvc0' so you can see the
> output.
> >      >     module /boot/initrd.img-2.6.31.6-xen1
> >      > }
> >      >
> >      > EOF
> >      >
> >      > so in my case , I have compiled Linux kernel containing pvops ;
> Now ,
> >      I also
> >      > need Xen VMM ?? right ??
> >
> >      Yes. But from your /boot/grub/menu.lst it looks that you do have the
> >      xen-3.5.gz compiled?
> >
> >    No , this is just the copy-paste from
> >    [2]
> http://virtually-a-machine.blogspot.com/2009/12/experimental-xen-and-ubuntu-part-2.html
> >    I don't have the xen-3.5.gz  compiled . (just for my understanding )
> >    Neither do i know how to compile it
> >    for the pvops kernel (2.6.31.6) that I am using.
> >    Can you shed some light as to how I can generate the xen.gz image ,
> Please
> >    note that
> >    I have CONFIG_XEN_DOM0=y set in my .config file.
> >    I have attached the .config and menu.lst file for your reference.
> >
> >    What is the significance of   CONFIG_XEN_DOM0=y ?
>
> It'll make the kernel to be able to run as Xen Dom0.
>
> > does is generate dom0 image as well ? If yes where ??
> >
>
> xen.gz is Xen hypervisor, and it's totally separate piece of software.
> Xen hypervisor is not included in the Linux kernel, it's a separate
> download
> from xen.org.
>
> Xen hypervisor 4.0.0-rc9 is available from this mercurial repository:
> http://xenbits.xen.org/xen-4.0-testing.hg
>
> -- Pasi
>
>

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