On Wed, Dec 14, 2016 at 10:35 AM, Nir Soffer <[email protected]> wrote:
> On Wed, Dec 14, 2016 at 9:02 AM, TranceWorldLogic . > <[email protected]> wrote: > > Hi, > > > > I was trying to explore more about fencing option supported in ovirt. > > But getting lost in documents. > > > > My requirement is to fence at VM level rather than host level. > > e.g let assume VM1.1, VM1.2,VM1.3 are running on host1 and VM2.1,VM2.2 > VM2.3 > > running on host2. Suppose due to some error only VM1.1 goes down [Note: > > VM1.2 and VM1.3 in running state] then VM2.1 must come up. > > > > Can I get to know whether such functionality is supported by ovirt ? > > If yes, would you please explain also how it work > > or would you share refernece for me to refer and understand it > ? > > if yes, is it configurable by python sdk ? > > Fencing in the VM level is not available yet, but will be possible > If the intention is to fence a VM because an external HA cluster controls it, this is possible using fence_rhevm[1], which is part of the fence-agents package. Note that it currently has a bug[2] which means it's currently not working with 4.0 (but it's an easy fix). Y. [1] https://github.com/ClusterLabs/fence-agents/blob/master/fence/agents/rhevm/fence_rhevm.py [2] https://bugzilla.redhat.com/show_bug.cgi?id=1402860 > once we have vm-leases: > https://www.ovirt.org/develop/release-management/features/ > storage/vm-leases/ > > On top of this, we will support automatic failover of vms: > https://github.com/oVirt/ovirt-site/pull/586/commits/ > 77669161397ebf4cc15c66e0e6876bc033384cfc > > This should be available in 4.1, currently blocked by libvirt bug: > https://bugzilla.redhat.com/1403691 > > Once a vm has a lease, you can revoke the lease from another host, causing > sanlock on the original host to terminate the vm using sanlock_request() > api. > > When this will be implemented, we can expose this via the REST API and the > SDK. > > Nir > > > > > Thanks, > > ~Rohit > > > > _______________________________________________ > > Users mailing list > > [email protected] > > http://lists.phx.ovirt.org/mailman/listinfo/users > > > _______________________________________________ > Users mailing list > [email protected] > http://lists.phx.ovirt.org/mailman/listinfo/users >
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