[one-users] Installed and almost working

[Ettore Enrico Delfino Ligorio]

Hi,

Regarding the VNC port question, how can i marry the port with the ID?
Can i do this in vm template?

Thanks.
--
Ettore Enrico Delfino Ligorio
+55-11-3091-6480

On Fri, Jan 15, 2010 at 8:17 AM, Tino Vazquez <tinova at fdi.ucm.es> wrote:
> Hi José,
>
> comments inline,
>
>
> On Wed, Jan 13, 2010 at 4:55 PM, Jose de Paula Eufrasio Junior
> <jose.junior at gmail.com> wrote:
>> So, following the site's 1.4 documentation was easy enough, what is
>> not being easy is actually running a VM on ONE :)
>>
>> I tried two approaches: downloaded a pre-made image from stacklet.com
>> and created an image using dd and debootstrap. The template file [1]
>> below refers to the second try (debootstrap). I am using the KVM
>> configs, ONE is installed as stand alone and mounted via NFS on the
>> clients.
>>
>>  I am getting an assorted share of errors:
>>
>> * Machine boots, but gets stuck at the "Waiting for root filesystem"
>
> Try setting the disk targets as hda and hdb
>
>> * Using the stacklet image I got a grub screen where I could change
>> the root to sda1, it booted but I got a lot of I/O errors and boot
>> eventually froze. I could use VNC to send a three-finger-salute
>> (ctrl-alt-del) and go back to the grub boot screen, using my
>> debbootstraped image, I the salute kills kvm (but it still running on
>> onevm list, with unknow status).
>> * The console. There's nothing I do on that config that makes the console work.
>
> I suggest you try the console straight with "virsh", and then setting
> the same in the RAW part of the VM template.
>
>> * Boot and kernel. Are they supposed to be in the image? Or on the
>> host system? Kinda lost here.
>
> With KVM you have both choices. You can either use a kernel inside the
> image, or you can use one present in the physical host where the VM is
> going to be run (note that you will need the correct kernel modules
> present in the image)
>
>> * VNC IP and port. If I start cloning VMs, all will try the same
>> port/IP? And if I migrate from one client to another, will the IP be
>> updated?
>
> If you are using the same template, I'm afraid the answer is yes, they
> will try the same port. It can be an interesting feature to marry the
> VNC port number with the OpenNebula ID, do you think this can be
> useful?
>
>>
>> So, documentation on installing and configuring ONE is great, but I
>> could use more info on how to actually create and install images that
>> boot and work. For example, documentation talks about Context, but it
>> is not really clear if you always have to contextualize, or when
>> exactly you have to do that.
>
> Well, I guess that depends on what VMs are you planning to run.
> OpenNebula provides infrastructure, but it is agnostic to the content
> of the VMs, so making such a documentation will be a great effort that
> will produce something probably useless.
>
> Regards,
>
> -Tino
>
>>
>> Unless I got everything completely wrong, I am lost :)
>>
>> [1] Template
>>
>> NAME = vm-teste
>> CPU = 1
>> MEMORY = 512
>>
>> OS = [ kernel = "/srv/cloud/images/kernels/vmlinuz-2.6.26-2-amd64",
>>       initrd = "/srv/cloud/images/kernels/initrd.img-2.6.26-2-amd64",
>>       kernel_cmd = "root=/dev/sda1",
>>       root = "sda1" ]
>>
>> DISK = [ source = "/srv/cloud/images/debian.raw.img",
>>         clone = no,
>>         target = sda,
>>         readonly = no ]
>>
>> DISK = [ type = swap,
>>         size = 1024,
>>         target = sdb ]
>>
>> NIC = [ NETWORK="Z 01" ]
>>
>> GRAPHICS = [ type = vnc,
>>             listen = "0.0.0.0",
>>             port = 5900 ]
>>
>> CONTEXT = [ hostname = "teste-vm" ]
>>
>> RAW = [ type = "kvm",
>>        data = "<console type=\"pty\"><source
>> path='/dev/pts/4'/><target port=\"0\" /></console>" ]
>>
>> --
>> José de Paula Eufrásio Júnior (coredump)
>> MCSO, GRC Professional
>> http://core.eti.br
>> _______________________________________________
>> Users mailing list
>> Users at lists.opennebula.org
>> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
>>
>
>
>
> --
> Constantino Vázquez, Grid Technology Engineer/Researcher:
> http://www.dsa-research.org/tinova
> DSA Research Group: http://dsa-research.org
> Globus GridWay Metascheduler: http://www.GridWay.org
> OpenNebula Virtual Infrastructure Engine: http://www.OpenNebula.org
> _______________________________________________
> Users mailing list
> Users at lists.opennebula.org
> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
>