[PVE-User] Fwd: Snapshot

[Joel S. | VOZELIA]

Hi, 

Check and see this post:

http://forum.proxmox.com/threads/11929-VM-snapshots-will-not-work-Backup-works

The "Take snapshot" seems to be enabled only on hosts with qcow2 disks...



----- Original Message -----
> From: "Joel S. | VOZELIA" <joel at vozelia.com>
> To: "Gilberto Nunes" <gilberto.nunes32 at gmail.com>
> Cc: pve-user at pve.proxmox.com
> Sent: Thursday, July 10, 2014 7:16:05 PM
> Subject: Re: [PVE-User] Fwd: Snapshot
> 
> Hi,
> 
> I use vzdump normally to create snapshots not the GUI, I've just checked and
> the "Take snapshot" is also disabled for me (not sure why though...).
> 
> Try this command:
> 
> vzdump --mode snapshot --dumpdir /path/to/some/dir <VMID>
> 
> BR,
> Joel
> 
> ----- Original Message -----
> 
> > From: "Gilberto Nunes" <gilberto.nunes32 at gmail.com>
> > To: "Yannis Milios" <yannis.milios at gmail.com>
> > Cc: pve-user at pve.proxmox.com
> > Sent: Thursday, July 10, 2014 6:19:41 PM
> > Subject: Re: [PVE-User] Fwd: Snapshot
> 
> > I make some Google research and found out that IBM Storwize V3700 support
> > Snapshot...
> > So, I thing that my poor storage solution is wrong in this context....
> > I thing iSCSI storage software do not has snapshot support.... I meant, not
> > LVM Snapshot but Live Snapshot...
> 
> > 2014-07-10 12:49 GMT-03:00 Gilberto Nunes < gilberto.nunes32 at gmail.com > :
> 
> > > I don't know... Perhaps I misconfigurate something... But I tried with
> > > another iSCSI Target Software
> > 
> > > ( Iscsi Enterprise Target - IET ) but still have the same behavior: I
> > > cannot
> > > change disk format...
> > 
> 
> > > 2014-07-10 11:54 GMT-03:00 Gilberto Nunes < gilberto.nunes32 at gmail.com >
> > > :
> > 
> 
> > > > Hi Yannis....
> > > 
> > 
> 
> > > > I have follow all those steps that you pointed to me on your last
> > > > reply...
> > > 
> > 
> > > > Well, in fact, I already do it in other physical server before, but
> > > > without
> > > > success....
> > > 
> > 
> 
> > > > When I attempt to create a VM, I cannot choose Format to my VM disk, as
> > > > you
> > > > can see bellow:
> > > 
> > 
> 
> > > > Some other advices??
> > > 
> > 
> 
> > > > Thank you
> > > 
> > 
> 
> > > > 2014-07-10 11:31 GMT-03:00 Gilberto Nunes < gilberto.nunes32 at gmail.com
> > > > >
> > > > :
> > > 
> > 
> 
> > > > > yep... I just do it right now... But I need to reboot both nodes,
> > > > > because
> > > > > qorum disk go to offline...
> > > > 
> > > 
> > 
> 
> > > > > I will post results later... Stay tuned =)
> > > > 
> > > 
> > 
> 
> > > > > 2014-07-10 11:29 GMT-03:00 Yannis Milios < yannis.milios at gmail.com >
> > > > > :
> > > > 
> > > 
> > 
> 
> > > > > > No, they do not.
> > > > > 
> > > > 
> > > 
> > 
> > > > > > Follow these steps from the wiki:
> > > > > 
> > > > 
> > > 
> > 
> 
> > > > > > LVM Groups with Network Backing
> > > > > 
> > > > 
> > > 
> > 
> 
> > > > > > In this configuration, network block devices (iSCSI targets) are
> > > > > > used
> > > > > > as
> > > > > > the
> > > > > > physical volumes for LVM logical volume storage. This is a two step
> > > > > > procedure and can be fully configured via the web interface.
> > > > > 
> > > > 
> > > 
> > 
> 
> > > > > > 1. First, add the iSCSI target. (On some iSCSI targets you need to
> > > > > > add
> > > > > > the
> > > > > > IQN of the Proxmox VE server to allow access.)
> > > > > 
> > > > 
> > > 
> > 
> > > > > > * Click 'Add iSCSI Target' on the Storage list
> > > > > 
> > > > 
> > > 
> > 
> > > > > > * As storage name use whatever you want but take care, this name
> > > > > > cannot
> > > > > > be
> > > > > > changed later.
> > > > > 
> > > > 
> > > 
> > 
> > > > > > * Give the 'Portal' IP address or servername and scan for unused
> > > > > > targets
> > > > > 
> > > > 
> > > 
> > 
> > > > > > * disable 'use LUNs direcly'
> > > > > 
> > > > 
> > > 
> > 
> > > > > > * Click save
> > > > > 
> > > > 
> > > 
> > 
> > > > > > 2. Second, add LVM group on this target.
> > > > > 
> > > > 
> > > 
> > 
> > > > > > * Click 'Add LVM Group' on the Storage list
> > > > > 
> > > > 
> > > 
> > 
> > > > > > * As storage name use whatever you want but take care, this name
> > > > > > cannot
> > > > > > be
> > > > > > changed later.
> > > > > 
> > > > 
> > > 
> > 
> > > > > > * For 'Base Storage', use the drop down menu to select the
> > > > > > previously
> > > > > > defined
> > > > > > iSCSI target.
> > > > > 
> > > > 
> > > 
> > 
> > > > > > * For 'Base Volume' select a LUN
> > > > > 
> > > > 
> > > 
> > 
> > > > > > * For 'Volume Group Name' give a unique name (this name cannot be
> > > > > > changed
> > > > > > later).
> > > > > 
> > > > 
> > > 
> > 
> > > > > > * Enable shared use (recommended)
> > > > > 
> > > > 
> > > 
> > 
> > > > > > * Click save
> > > > > 
> > > > 
> > > 
> > 
> 
> > > > > --
> > > > 
> > > 
> > 
> > > > > Gilberto Ferreira
> > > > 
> > > 
> > 
> 
> > > > --
> > > 
> > 
> > > > Gilberto Ferreira
> > > 
> > 
> 
> > > --
> > 
> > > Gilberto Ferreira
> > 
> 
> > --
> > Gilberto Ferreira
> 
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