>From the beggin, that's very clear to me... I know the difference between LVM Snapshots an Live Snapshots... Perhaps I do not mention it on my first mail... My doubt is if I deploy my software storage under Ubuntu or Debian or even in CentOS, whatever SO, if I get the same behavior like real storage...
But I see that is not the case.... 2014-07-10 14:37 GMT-03:00 Joel S. | VOZELIA <[email protected]>: > From https://pve.proxmox.com/wiki/Live_Snapshots#Requirements: > > """ > Requirements > > In order to use Proxmox VE live snapshots all your virtual machine disk > images must be stored as qcow2 image or be in a storage that supports live > snapshots and is managed by Proxmox (like Ceph's RADOS Block Device (RBD)). > Future version will support also Sheepdog or Nexenta. > > Difference between LVM snapshots and Live snapshots > > LVM snapshots are used for doing backups. Live snapshots are used to > preserve the state of KVM virtual machine. > """ > > So we are confusing "LVM Snapshots" with "Live snapshots" don't you think? > :) > > They both have different requirements and different goals... > > > ----- Original Message ----- > > > From: "Gilberto Nunes" <[email protected]> > > To: "Joel S. | VOZELIA" <[email protected]> > > Cc: [email protected] > > Sent: Thursday, July 10, 2014 7:30:29 PM > > Subject: Re: [PVE-User] Fwd: Snapshot > > > Yes... I agree.... But, also, according to this: > > > https://pve.proxmox.com/wiki/Live_Snapshots#Requirements > > > If I have a iSCSI Storage that support live snapshot, I am able to take > > snapshot too... > > > Perhaps, this is not the case if I use some kind of software iSCSI, like > > iscsi-target or tgt in a Linux box, such Ubuntu, for example.... > > > 2014-07-10 14:24 GMT-03:00 Joel S. | VOZELIA < [email protected] > : > > > > 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" < [email protected] > > > > > > > To: "Gilberto Nunes" < [email protected] > > > > > > > Cc: [email protected] > > > > > > 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" < [email protected] > > > > > > > > To: "Yannis Milios" < [email protected] > > > > > > > > Cc: [email protected] > > > > > > > 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 < > [email protected] > > > > > > > > > > > : > > > > > > > > > > > > > > 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 < > > > > > > [email protected] > > > > > > > > > > > > > > > : > > > > > > > > > > > > > > > > > > > > > > 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 < > > > > > > > [email protected] > > > > > > > > > > > > > > > > > > > : > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > 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 < > > > > > > > > [email protected] > > > > > > > > > > > > > > > > > > > : > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > 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 > > > > > > > > > > > > > _______________________________________________ > > > > > > > pve-user mailing list > > > > > > > [email protected] > > > > > > > http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user > > > > > > _______________________________________________ > > > > > > pve-user mailing list > > > > > > [email protected] > > > > > > http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user > > > > > > > > > > > -- > > Gilberto Ferreira > -- Gilberto Ferreira
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