[Fedora-xen] Re: guest install with loop backed FC5 dvd iso image

Ron Wahler ron.wahler at gmail.com
Thu Jun 22 17:02:42 UTC 2006

Ok, solved this problem by reducing the memory in dom0 to 128 meg.

xm mem-set 0 128
and using 256 meg in the guest.  not a very graceful error but the blue
install FC5 screen is up.


On 6/22/06, Ron Wahler <ron.wahler at gmail.com> wrote:
> I am trying to do a guest install of FC5 on a FC5 machine. Xen is running.
> I am having problems
> with setting up a proper guest location for the install.
> I did a loop back mount of a DVD iso image for FC5, then shared it with
> in theory I want to use this to load my guest in xen.
> mount -o loop -t iso9660 FC-5-i386-DVD.iso /mnt
> then share /mnt on nfs.
> xenguest-install.py
> What is the name of your virtual machine? guest1
>  How much RAM should be allocated (in megabytes)? 256
>  What would you like to use as the disk (path)? /home/myhome/guest1
>  What is the install location? nfs:
> is the path here correct or do I need a sub directory of the ISO image for
> location ?
> here is the debug:
> Starting install...
> libvir: Xen Daemon error : POST operation failed: No such domain guest1a
> Failed to get devices for domain guest1
> Traceback (most recent call last):
>   File "/usr/sbin/xenguest- install.py", line 460, in ?
>     main()
>   File "/usr/sbin/xenguest-install.py", line 451, in main
>     start_paravirt_install(name, ram, disk, mac, uuid, src, options.extra)
>   File "/usr/sbin/xenguest- install.py", line 331, in
> start_paravirt_install
>     dom = conn.createLinux(cfgxml, 0)
>   File "/usr/lib/python2.4/site-packages/libvirt.py", line 207, in
> createLinux
>     if ret is None:raise libvirtError('virDomainCreateLinux() failed')
> libvirt.libvirtError: virDomainCreateLinux() failed
> Has anyone seen this problem and know how to work around it.
> thanks,
> Ron Wahler
> http://www.positive-logic.net
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