[ovirt-users] Fenced hosts VM's never migrate

[Siddharth Patil]

On 11/02/15, 4:34 PM, Omer Frenkel wrote:
>
>
> ----- Original Message -----
>> From: "Tim Macy" <macytd at gmail.com>
>> To: users at ovirt.org
>> Sent: Tuesday, February 10, 2015 6:55:31 PM
>> Subject: [ovirt-users] Fenced hosts VM's never migrate
>>
>> I have a 3 host cluster setup with HA enabled and fencing enabled and it
>> appears to be working properly. Executing power management stop, start, and
>> restart work along with host shutdown/restart following a simulated crash.
>> When network is pulled a proxy is chosen and it powers off the downed host,
>> and then restarts it. Since the network is still down it repeats the
>> following in events:
>> "Host kvm01 is not responding. It will stay in Connecting state for a grace
>> period of 162 seconds and after that an attempt to fence the host will be
>> issued."
>>
>> The real problem here is that the VM's on the host that has failed never
>> migrate to a new host and remain down until the network is reconnected.
>>
>
> once the host is powered off by the proxy, HA vms will be started (not migrated) on other host,
> if there are resources for it..
> if you have HA vms that are not started although there is another host available for it,
> it might be a bug, can you please attach engine.log from the time of the failure?
>
>> We have tested this with back-end storage on gluster and NFS with the same
>> result. This is on oVirt Engine Version: 3.5.1.1-1.el6. Hosts are on CentOS
>> 7 and the Engine is standalone on CentOS 6.6.
>>
>>
>>
>> _______________________________________________
>> Users mailing list
>> Users at ovirt.org
>> http://lists.ovirt.org/mailman/listinfo/users
>>

I've had the exact same problem during testing yesterday. The HA VMs 
never restarted on the other available hosts. The only difference is 
that we're using iSCSI storage backend.

oVirt Engine Version: 3.5.1.1-1.el6 (hosted engine)
Host: CentOS 6.6

Engine logs are attached.

Thanks,
Siddharth
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