And just to compare.... I have install XenServer 6.2 here right now, and using the same iSCSO Storage, I am able to took some snapshot....
So, I think that has same issue with Proxmox... Don't you think? 2014-07-10 14:43 GMT-03:00 Gilberto Nunes <[email protected]>: > 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 > -- Gilberto Ferreira
_______________________________________________ pve-user mailing list [email protected] http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user
