[one-users] managing images

[anoop Lekshmanan]

Thanks.

Let me try this way. I have set up a new Node with Xen and LVM for Guest OS
disks.

Thanks,
Anoop

On Tue, Feb 1, 2011 at 7:00 PM, <Daniel.MOLDOVAN at cs.utcluj.ro> wrote:

> The valid values for target are : hda, sda, sdb, and so on.
> 1,2,3 are partitions on that disk. And yes, the disk in my case is a blank
> disk created on the fly with fs disk type on which i have installed an OS
> by booting the VM from a cdrom image and now I use it for my virtual
> machines.
>
> În Mar, Februarie 1, 2011 3:02 pm, anoop Lekshmanan a scris:
> > Hi,
> >
> >
> > Thanks for the reply.
> >
> >
> > So Target can be any name like hda1 sda1 etc right?
> >
> >
> > You mean  "virtualDiskFilePath" is a blank disk created on Node using dd
> > command
> >
> > or is it the .img created uisng virt-install.
> >
> > Thanks,
> > Anoop
> >
> >
> > On Tue, Feb 1, 2011 at 6:10 PM, <Daniel.MOLDOVAN at cs.utcluj.ro> wrote:
> >
> >
> >> Hy,
> >> The target is the virtual target for the virtual disk. I have no used
> >> the images repository until now and i am using KVM so i'm not entirely
> >> sure what DISK types XEN supports . However, this might be useful so :
> >> using an already existing virtual machine virtual disk i declare
> >>
> >> DISK   = [
> >> type = disk, clone=no, size =4096, format = ext3, source=
> >> "virtualDiskFilePath",
> >> target   = hda, readonly = "no" ]
> >> . Then, i have in the OS section
> >> OS     = [
> >> boot = hd, ROOT = hda
> >> ]
> >> Note that hda is just the target inside the virtual machine.
> >>
> >>
> >> And for booting a XEN kernel located on the Host computer, NOT in the
> >> virtual machine, use OS     = [
> >> boot = hd, ROOT = hda,
> >> kernel = "/boot/vmlinuz-2.6.35-22-server", initrd =
> >> "/boot/initrd.img-2.6.35-22-server",
> >> ]
> >> where "boot/vmlinuz-2.6.35-22-server" should be replaced by the path to
> >> your kernel and its name, as shown in
> >> http://opennebula.org/documentation:rel2.0:template OS
> >> section.
> >>
> >> Hope this helps.
> >>
> >>
> >> Regards
> >>
> >>
> >> În Mar, Februarie 1, 2011 1:16 pm, anoop Lekshmanan a scris:
> >>
> >>> Thanks Daniel.
> >>>
> >>>
> >>>
> >>> I have Xen installed and XenDom0 running on a node and I have
> >>> successfully connected to the Node.
> >>>
> >>> ID NAME              CLUSTER  RVM   TCPU   FCPU   ACPU    TMEM
> >>> FMEM
> >>> STAT
> >>> 0 node-0                 default        0        400      395 400 7.9G
> >>> 1024K  off
> >>> 1 node1                  default        0        400      398     400
> >>> 7.9G      7.2G   on
> >>>
> >>>
> >>>
> >>> I have created an image template of CentOS DVD ISO:
> >>> NAME          = "CentOS 5.5 Base"
> >>> PATH          =
> >>> /opt/cloud/one/images/CentOS-5.5-x86_64-bin-DVD-1of2.iso
> >>> PUBLIC        = YES
> >>> DESCRIPTION   = "CentOS 5.5 for testing"
> >>>
> >>>
> >>>
> >>> Then registered the template and oneimage lsited it:
> >>>
> >>>
> >>>
> >>> oneimage list ID     USER                 NAME TYPE
> >>> REGTIME
> >>> PUB PER STAT
> >>> #VMS
> >>> 1 oneadmin      CentOS 5.5 Base   OS   Jan 31, 2011 11:14 Yes  No
> >>> rdy     0
> >>>
> >>> I have created vnet using onevnet with name LAN2.
> >>>
> >>>
> >>>
> >>> Now I am trying to start a VM on the node using this image.
> >>>
> >>>
> >>>
> >>> I have created the vm template as:
> >>>
> >>>
> >>>
> >>> CPU    = 1
> >>> MEMORY = 2056
> >>>
> >>>
> >>>
> >>> DISK = [ image  = "CentOS 5.5 Base" ]
> >>>
> >>>
> >>>
> >>> DISK = [ type   = swap,
> >>> size   = 3072 ]
> >>>
> >>> #swap of 3 GB
> >>> DISK = [ type   = swap,
> >>> size   = 3072 ] #/ root file system of 10 GB
> >>>
> >>>
> >>> DISK = [ TYPE   = fs,
> >>> SIZE   = 10240,
> >>> FORMAT = ext3,
> >>> SAVE   = yes,
> >>> TARGET = ? ]
> >>> NIC    = [ NETWORK = "LAN2" ]
> >>>
> >>>
> >>>
> >>> GRAPHICS = [type="vnc",listen="0.0.0.0",port="1"]
> >>>
> >>>
> >>>
> >>> What could be the Target, I have /vm on hda3 ( not a separate
> >>> partition but / of my Xen Host) I am trying to have a 10 GB / mount and
> >>> 3 GB swap space. How can I set
> >>>
> >> the
> >>> rest  like kernel etc....
> >>>
> >>> I have no idea how to create the disk,  I have no separate partitions
> >>> for Xen guest, partitions I have are / /boot and swap. I have a /vm
> >>> directory for keeping Guests.  Should I re-instal the machine with
> >>> separate /vm partition?
> >>>
> >>> I am stuck on this for some time. It would be great if some one can
> >>> help me.
> >>>
> >>> Thanks,
> >>> Anoop
> >>>
> >>>
> >>>
> >>>
> >>>
> >>> On Tue, Feb 1, 2011 at 12:42 PM, <Daniel.MOLDOVAN at cs.utcluj.ro>
> >>> wrote:
> >>>
> >>>
> >>>
> >>>> Hello,
> >>>> Look at http://www.opennebula.org/documentation:rel2.0:template .
> >>>> And
> >>>> depending on your needs you can create both swap partitions and disk
> >>>> and so on. You need at least one boot partition which is the root
> >>>> for the OS
> >>>> in the case you are using KVM. For XEN you can use a kernel located
> >>>> on the host to boot the VM. Regarding the disk concepts,think at
> >>>> each disk as a separate storage drive, depending on the storage
> >>>> type(cdrom, disk, swap, etc).
> >>>>
> >>>> P.S. Is ONE not ON :P
> >>>>
> >>>>
> >>>>
> >>>>
> >>>> În Lun, Ianuarie 31, 2011 10:27 pm, anoop Lekshmanan a scris:
> >>>>
> >>>>
> >>>>> Thanks Nikolay.
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>> One more question, on deploying like this how can I
> >>>>> choose/customize disk for thus deployed VMs like /, swap, boot
> >>>>> etc. I had gone through ON
> >>>>> docs, but I dont understand the disk concepts, should we create
> >>>> partitions
> >>>>> /,swap,
> >>>>> boot on the node for VM. What does Target means, should we create
> >>>>> target partitions before running the deploy commands.
> >>>>>
> >>>>> Sorry for bothering you, I am totally confused on this part.
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>> Thanks,
> >>>>> Anoop
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>> On Tue, Feb 1, 2011 at 1:42 AM, <knawnd at gmail.com> wrote:
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>> anoop Lekshmanan wrote on 31/01/11 23:04:
> >>>>>>
> >>>>>> Hi Nikolay,
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>>>>
> >>>>>>> Thanks!
> >>>>>>>
> >>>>>>>
> >>>>>>>
> >>>>>>>
> >>>>>>> I have used the registered image with VM template but on
> >>>>>>> onevm create template-name the vm state continues be on
> >>>>>>> pending.
> >>>>>>>
> >>>>>> To run VM it needs to be deployed apart from creating VM
> >>>>>> $ onevm deploy <VM_id> <Host_id>
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>>> VM_id is virtual machine id  (specified in first column on
> >>>>>> 'onevm
> >>>>>> list') Host_id is registered in ON host id ('onehost list') E.g.
> >>>>>>  $ onevm deploy 9 3
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>>> Hope it helps,
> >>>>>> Nikolay.
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>>>
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> >>>>>> Users at lists.opennebula.org
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> >>>>>>
> >>>>>>
> >>>>>>
> >>>>>>
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> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>
> >>>>
> >>>>
> >>>
> >>
> >>
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> >>
> >>
> >
>
>
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