[PVE-User] Advice regard using Ceph or GlusterFS

[Gilberto Nunes]

In my last message, I told that I cannot figure out why LVM disk do not
appears on the /dev/mapper

Well.. I reboot Proxmox and now is ok... Thanks a lot...


2014-08-22 13:20 GMT-03:00 Gilberto Nunes <gilberto.nunes32 at gmail.com>:

> Yes...
> I tried but I can see the /dev/mapper/<lvm-storage-disk>
>
> Instead, I ser only /dev/mapper/multipath0 and /dev/mapper/multipath1,
> biside lvm for proxmox...
>
> What I do wrong?!?!
>
> Thank you
> Em 22/08/2014 12:49, "Adam Thompson" <athompso at athompso.net> escreveu:
>
> On 14-08-22 09:24 AM, Gilberto Nunes wrote:
>>
>>> Well... I set LVM-on-iSCSI and I get only raw disks and unable to change
>>> to qcow2!
>>>
>>> This isn't what I need!
>>>
>>> Perhaps I can use Ceph?
>>>
>>
>> That's correct.  AFAIK, you would now use LVM snapshots, instead of qcow2
>> snapshots.  You can't use qcow2 on anything except a filesystem, I believe.
>>
>> (Please read up on Ceph before you keep talking about using it - you've
>> already been told that it doesn't apply to your situation. It applies to
>> situations where you *don't have* a shared storage device, and you do have
>> one.)
>>
>> Read: http://pve.proxmox.com/wiki/Storage_Model
>> Then: http://pve.proxmox.com/wiki/Live_Snapshots
>> And: http://pve.proxmox.com/wiki/Backup_and_Restore
>> And: http://pve.proxmox.com/wiki/Backup_-_Restore_-_Live_Migration
>>
>> My best guess at the moment is that you're using Raw iSCSI instead of
>> LVM-over-iSCSI.
>>
>> --
>> -Adam Thompson
>>  athompso at athompso.net
>>
>>


-- 
Obrigado

Cordialmente

Gilberto Ferreira


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