On DomU the grub.conf
is
default=0
timeout=5
splashimage=(hd0,0)/boot/grub/splash.xpm.gz
hiddenmenu
title CentOS
root (hd0,0)
kernel /boot/vmlinuz-2.6.18-194.e15 ro root=LABEL=/
initrd /boot/initrd-2.6.18-194.e15.img
and menu.lst on Dom0 which is Debian is
title Xen 3.2-1-amd64 / Debian GNU/Linux, kernel 2.6.26-2-xen-amd64
root (hd0,0)
kernel /boot/xen-3.2-1-amd64.gz
module /boot/vmlinuz-2.6.26-2-xen-amd64 root=/dev/sda1 ro console=tty0
module /boot/initrd.img-2.6.26-2-xen-amd64
On Fri, May 21, 2010 at 6:44 PM, David Markey <admin@xxxxxxxxxxx> wrote:
> grub.conf(menu.lst) within the DomU
>
> On 21 May 2010 13:23, Tapas Mishra <mightydreams@xxxxxxxxx> wrote:
>>
>> Please let me know you are referring to Dom0 grub.conf or VM which is
>> in QEMU its grub.conf.
>>
>> On Fri, May 21, 2010 at 5:38 PM, David Markey <admin@xxxxxxxxxxx> wrote:
>> > What does the grub.cfg look like? Paste it here,
>> >
>> > On 21 May 2010 12:42, Tapas Mishra <mightydreams@xxxxxxxxx> wrote:
>> >>
>> >> No there is no separate /boot
>> >>
>> >> On Fri, May 21, 2010 at 4:40 PM, David Markey <admin@xxxxxxxxxxx>
>> >> wrote:
>> >> > What's the filesystem layout in your domu? Is there a separate /boot?
>> >> >
>> >> > On 21 May 2010 11:29, Tapas Mishra <mightydreams@xxxxxxxxx> wrote:
>> >> >>
>> >> >> I am trying to run a CentOS DomU on Debian Dom0 .
>> >> >> I created a VM using QEMU and it boots fine.(Except network
>> >> >> connectivity)
>> >> >>
>> >> >> Now for Debian Dom0
>> >> >> I created the new_centOS.cfg
>> >> >> added following
>> >> >>
>> >> >> bootloader = "/usr/lib/xen-3.2-1/bin/pygryb" (there was no softlink
>> >> >> from /usr/lib/xen-3.2-1/bin/pygryb to /usr/bin)
>> >> >> boot = "c"
>> >> >>
>> >> >> full file uploaded here
>> >> >> http://pastebin.com/daeGSSpS
>> >> >>
>> >> >> and then tried to boot
>> >> >> got an error
>> >> >>
>> >> >> openworld:/etc/xen# xm create new_centOS.cfg
>> >> >> Using config file "./new_centOS.cfg".
>> >> >> Error: Bootloader isn't executable
>> >> >> about the above error on this link
>> >> >>
>> >> >> http://wiki.debian.org/Xen#A.22Error.3ABootloaderisn.27texecutable.22
>> >> >> some information was but it did not helped.As what they were saying
>> >> >> I
>> >> >> had already done.
>> >> >>
>> >> >> Then checked this link
>> >> >>
>> >> >>
>> >> >>
>> >> >> http://strugglers.net/~andy/blog/2008/01/20/red-hat-based-linux-under-xen-from-debian-etch/
>> >> >>
>> >> >> I did
>> >> >> usr/lib/xen-3.0.3-1/bin/pygrub /dev/virtualization/centos5-disk xvda
>> >> >>
>> >> >> I get a brub screen .
>> >> >> A snapshot for the pygrub booting can be seen here
>> >> >> http://farm5.static.flickr.com/4006/4626021351_d1a6f9c014_b.jpg
>> >> >>
>> >> >> But it fails to boot.
>> >> >>
>> >> >> Giving following message.
>> >> >>
>> >> >>
>> >> >> Traceback (most recent call last):
>> >> >> File "./pygrub", line 657, in <module>
>> >> >> dir="/var/run/xend/boot")
>> >> >> File "/usr/lib/python2.5/tempfile.py", line 302, in mkstemp
>> >> >> return _mkstemp_inner(dir, prefix, suffix, flags)
>> >> >> File "/usr/lib/python2.5/tempfile.py", line 236, in _mkstemp_inner
>> >> >> fd = _os.open(file, flags, 0600)
>> >> >> OSError: [Errno 2] No such file or directory:
>> >> >> '/var/run/xend/boot/boot_kernel.je5fbt'
>> >> >>
>> >> >> I searched this but it did not gave me a single search result
>> >> >>
>> >> >>
>> >> >>
>> >> >> http://www.google.co.in/search?sourceid=chrome&client=ubuntu&channel=cs&ie=UTF-8&q=OSError:+[Errno+2]+No+such+file+or+directory:+'/var/run/xend/boot/boot_kernel.je5fbt'
>> >> >>
>> >> >> what can I check next ?
>> >> >> Vm is booting fine with QEMU.
>> >> >>
>> >> >>
>> >> >>
>> >> >> --
>> >> >> Tapas Mishra
>> >> >> +91 8971248477
>> >> >>
>> >> >>
>> >> >>
>> >> >> --
>> >> >> Tapas
>> >> >>
>> >> >> _______________________________________________
>> >> >> Xen-users mailing list
>> >> >> Xen-users@xxxxxxxxxxxxxxxxxxx
>> >> >> http://lists.xensource.com/xen-users
>> >> >
>> >> >
>> >>
>> >>
>> >>
>> >> --
>> >> Tapas
>> >
>> >
>>
>>
>>
>> --
>> Tapas
>
>
--
Tapas
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