[ovirt-users] Backup solution using the API

[Adam Litke]

----- Soeren Malchow <soeren.malchow at mcon.net> wrote:
> Dear all,
> 
> thank you for the help, right now we are at a state where we can do snapshots and remove them, since there are no ovirt packages for Fedora 21 we are using fedora 20 + virt-preview.

> Everything is working fine from a spanshot perspective.

Excellent.  Glad to hear it!

> 
> Regards
> Soeren
> 
> From: Gianluca Cecchi [mailto:gianluca.cecchi at gmail.com]
> Sent: Wednesday, February 11, 2015 10:23 PM
> To: Adam Litke
> Cc: users; Soeren Malchow; Thomas Keppler (PEBA)
> Subject: Re: [ovirt-users] Backup solution using the API
> 
> 
> Il 11/Feb/2015 19:10 "Adam Litke" <alitke at redhat.com<mailto:alitke at redhat.com>> ha scritto:
> >
> > On 11/02/15 17:30 +0000, Soeren Malchow wrote:
> >>
> >> Dear all,
> >>
> >> i am a little lost, i tried quite a few things with the snapshots, so
> >> far with python scripts I can iterate through the existing machines,
> >> take one, make a snapshot and all this.
> >>
> >> However, there are 2 problems I can not get around:
> >>
> >> 1. even when on 3.5.1 I can not delete a snapshot on a running VM, if
> >> I understood that correctly this relies on the Live Merge Feature
> >> where the code is available in vdsm already but it needs a certain
> >> libvirt version !?!?  So question here is, can I delete a snapshot or
> >> not ? can I use only the rest API not python  (excuse me I am not a
> >> developer)
> >
> >
> > I can answer this one at least.  For now, Centos 7 is lacking a new
> > enough version of libvirt to support Live Merge (> 1.2.7).  The
> > virt-preview repository for Fedora is shipping a newer libvirt.  You
> > can check if vdsm will support live merge by executing the following
> > on the host in question:
> >
> >   sudo vdsClient -s 0 getVdsCaps | grep liveMerge
> >
> > RHEL 7.1 will be shipping a version with the neccessary backports to
> > support live merge so I imagine Centos 7.1 will pick those up
> > automatically?
> >
> >
> > --
> > Adam Litke
> > _______________________________________________
> > Users mailing list
> > Users at ovirt.org<mailto:Users at ovirt.org>
> > http://lists.ovirt.org/mailman/listinfo/users
> 
> I confirm that at least on f21 tc3 I was able to live delete snapshots,  also into the active layer.
> See:
> http://lists.ovirt.org/pipermail/users/2014-November/029450.html
> and the whole thread.
> I hope that RHEL 7.1 (and CentOS) will have the merging into the active layer too.... and not only into the chain history.
> 
> Gianluca