----- Original Message -----
> From: "Brent Hartzell" <brent.hartz...@outlook.com>
> To: users@ovirt.org
> Sent: Friday, December 12, 2014 6:14:40 PM
> Subject: [ovirt-users] alternate method of fencing
> 
> 
> 
> Is there a way to force oVirt to place a host into maintenance mode
> automatically when a problem occurs? The problem we have is separate
> networks for everything:
> 
> 
> 
> 2 public nics which are bonded active/backup for internet access
> 
> 4 bonded gigabit nics for our Gluster network
> 
> 1 IPMI
> 
> 
> 
> The ipmi is on a completely different network, not attached to anything else
> other than a VPN.
> 
> 
> 
> ///
> 
> 
> 
> Our cluster servers shared Gluster & hypervisor on the same hosts, which
> works great however, all are 1U servers so we don’t have room for another
> NIC to dedicate to just an ipmi network connection in addition to the ipmi
> card itself. Even if the PSU on a host fails, then the ipmi power management
> is useless anyhow and the VM’s on that host will not be moved.
> 
> 
> 
> I’ve tested putting a host into maintenance mode with running VM’s and it
> will auto-migrate the VM’s without issue. Is there a way to make oVirt just
> force a host into maintenance mode if there’s some sort of problem or some
> other fencing mechanism that will allow the VM’s to be migrated to another
> host?

I think this is a scheduling issue rather than fencing , please take a look at 
http://www.ovirt.org/Features/oVirtScheduler
http://www.ovirt.org/Features/oVirtSchedulerAPI
http://www.ovirt.org/Features/oVirt_External_Scheduling_Proxy

> 
> 
> 
> 
> 
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