[one-users] managing images

[anoop Lekshmanan]

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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