Ok, it works. Thank you very much Nir.
Matteo > Il giorno 21 feb 2017, alle ore 18:26, Nir Soffer <[email protected]> ha > scritto: > > On Tue, Feb 21, 2017 at 3:20 PM, Matteo Dacrema <[email protected]> wrote: >> Hi Nir, >> >> thank you. >> So, can I use a Ceph backed VM with a lease on gluster? > > Should work. > >> Also if I detach network from the node hosting the VMs it will not migrated >> to another host. > > If you have a lease, detaching the network used to access the leases will > cause sanlock to terminate the vm and expire the lease. In this case the > system should start the vm on another host. > > Note that if you have multiple networks, and the network used by the vm > disks is different from the network used to access the leases, all this may > not work in a useful way. > > Either the leases will not be accessible while the vm disks are accessible, > leading to killing a good working vm, or the vm disk are not accessible, > pausing the vm, but since the leases are still accessible, the vm will not > release the lease and the system will not be able to start the vm elsewhere. > > Maybe you can expose some of the ceph storage using cephfs for the leases? > This will make it more likely that the leases storage domain will fail > when there > is some issue with your ceph cluster. > > Another option is to expose ceph block device using iscsi, and use this iscsi > storage domain for the leases. But note that this makes your iscsi gateway > host a single point on failure. > > Nir > _______________________________________________ > Users mailing list > [email protected] > http://lists.ovirt.org/mailman/listinfo/users > > -- > Questo messaggio e' stato analizzato con Libra ESVA ed e' risultato non > infetto. > Seguire il link qui sotto per segnalarlo come spam: > http://mx01.enter.it/cgi-bin/learn-msg.cgi?id=D2CE14011D.A4808 > >
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