[pve-devel] Feature HW Profiles

Stefan Priebe - Profihost AG s.priebe at profihost.ag
Tue Apr 16 13:40:16 CEST 2013


there is no drive at all it's the name of the VM.

name: base-template-test

but it seems i can't create a template without a drive ;-) I just wanted
to have a template with settings for VMs. Like predefined configuration
without a disk.

Stefan

Am 16.04.2013 13:38, schrieb Alexandre DERUMIER:
>>> This template has no disk. And the Name base- was chosen by me while 
>>> creating the VM. 
> So,you have edited the vm conf file manually ?
> 
> 
> 
>>> I didn't know that i'm not allowed to choose this name 
>>> for a normal VM. Bug? 
> 
> But you are not allowed to choose a name (gui or qm create), as proxmox create itself the disks with vm-<vmid>-disk-<diskid>
> 
> 
> in RBDPlugin.pm
> ->rbd_ls()
> 
>  if ($line =~  m/^((vm|base)-(\d+)-disk-\d+)\s+(\d+)(M|G|T)\s((\S+)\/((vm|base)-\d+-\S+@\S+))?/) {
> 
> also
> 
>> parse_volname()
>   if ($volname =~ m/^((base-(\d+)-\S+)\/)?((base)?(vm)?-(\d+)-\S+)$/) {
> 
> 
> 
> If you have edited manually the vm config file with custom name, I think qemu can start, 
> but I'm not sure of the behaviour of proxmox when you add/remove/resize,... disk if the name is wrong.
> 
> 
> ----- Mail original ----- 
> 
> De: "Stefan Priebe - Profihost AG" <s.priebe at profihost.ag> 
> À: "Alexandre DERUMIER" <aderumier at odiso.com> 
> Cc: pve-devel at pve.proxmox.com, "Dietmar Maurer" <dietmar at proxmox.com> 
> Envoyé: Mardi 16 Avril 2013 13:28:36 
> Objet: Re: [pve-devel] Feature HW Profiles 
> 
> This template has no disk. And the Name base- was chosen by me while 
> creating the VM. I didn't know that i'm not allowed to choose this name 
> for a normal VM. Bug? 
> 
> Stefan 
> 
> Am 16.04.2013 13:25, schrieb Alexandre DERUMIER: 
>> "base-template-test" seem to be a non standard proxmox disk name... 
>>
>> (should be base-166-disk-1) 
>>
>>
>> ----- Mail original ----- 
>>
>> De: "Stefan Priebe - Profihost AG" <s.priebe at profihost.ag> 
>> À: "Alexandre DERUMIER" <aderumier at odiso.com> 
>> Cc: pve-devel at pve.proxmox.com, "Dietmar Maurer" <dietmar at proxmox.com> 
>> Envoyé: Mardi 16 Avril 2013 13:20:13 
>> Objet: Re: [pve-devel] Feature HW Profiles 
>>
>> Nothing happens: 
>>
>> [ ~]# cat /etc/pve/qemu-server/166.conf 
>> bootdisk: scsi0 
>> cores: 2 
>> localtime: 1 
>> memory: 4096 
>> name: base-template-test 
>> net0: virtio=4A:2B:B0:82:F9:2A,bridge=vmbr0,rate=12.5 
>> onboot: 1 
>> ostype: l26 
>> scsihw: virtio-scsi-pci 
>> sockets: 1 
>> [ ~]# qm template 166 
>> [ ~]# cat /etc/pve/qemu-server/166.conf 
>> bootdisk: scsi0 
>> cores: 2 
>> localtime: 1 
>> memory: 4096 
>> name: base-template-test 
>> net0: virtio=4A:2B:B0:82:F9:2A,bridge=vmbr0,rate=12.5 
>> onboot: 1 
>> ostype: l26 
>> scsihw: virtio-scsi-pci 
>> sockets: 1 
>>
>>> Am 16.04.2013 12:28, schrieb Alexandre DERUMIER: 
>>>>>> Then i'll wait until these patches get integrated. Right now qemu-img 
>>>>>> segfaults with rbd for me when trying to clone. 
>>>>
>>>> Could you describe the problem ? I have tested it last month and it was working fine. 
>>>>
>>>> (Just to be sure, you don't try to use qemu-img on a running vm, because it don't work) 
>>>>
>>>> ----- Mail original ----- 
>>>>
>>>> De: "Stefan Priebe - Profihost AG" <s.priebe at profihost.ag> 
>>>> À: "Dietmar Maurer" <dietmar at proxmox.com> 
>>>> Cc: pve-devel at pve.proxmox.com 
>>>> Envoyé: Mardi 16 Avril 2013 11:04:39 
>>>> Objet: Re: [pve-devel] Feature HW Profiles 
>>>>
>>>> Hi, 
>>>> Am 16.04.2013 10:58, schrieb Dietmar Maurer: 
>>>>>>> VM templates will provide a way to do that (patches from Alexandre). 
>>>>>>
>>>>>> Yes and no as the disk will be also cloned. I'm just speaking about the settings 
>>>>>> like in OpenStack, OpenNebula and others. 
>>>>>
>>>>> We can also allow to create templates without any disks. You can then add the disks when you clone. 
>>>>
>>>> oh OK sorry. 
>>>>
>>>> Then i'll wait until these patches get integrated. Right now qemu-img 
>>>> segfaults with rbd for me when trying to clone. 
>>>>
>>>> Thanks! 
>>>>
>>>> Greets Stefan 
>>>>
>>>>
>>>> _______________________________________________ 
>>>> pve-devel mailing list 
>>>> pve-devel at pve.proxmox.com 
>>>> http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-devel 
>>>>


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