[ovirt-users] Frustration and Contradictory Guidance?

Simone Tiraboschi stirabos at redhat.com
Sat Dec 19 19:19:44 UTC 2015


On Fri, Dec 18, 2015 at 11:06 PM, Simone Tiraboschi <stirabos at redhat.com>
wrote:

>
>
> On Fri, Dec 18, 2015 at 9:37 PM, Eriks Goodwin <eriks at connectcombpo.com>
> wrote:
>
>> Hi all,
>>
>> I have been working on building a new oVirt 3.6 deployment for more than
>> two weeks now and a multitude of things are frustrating my attempts...
>> Would someone please point me to the "right" HOWTO article for deploying a
>> production-grade oVirt 3.6.x system with HA hosted engine?
>>
>
> Did you tried following this:
> http://www.ovirt.org/Features/HEApplianceFlow
>
> Or this:
> https://www.youtube.com/watch?v=ODJ_UO7U1WQ
>
>
>>
>> I spent almost two weeks just trying to get the networking straight--only
>> to have VDSM overwrite all my hard work and totally break my networking (I
>> was using a bonded set of NICs with bridges and VLANs for ovirt-management,
>> ovirt-storage, and local-lan.).
>>
>> Once I abandoned VLANs and installed a third physical NIC, I was able to
>> install the first node and the hosted engine-- but after I got things
>> "working" now I receive constantly cycling email messages for
>> ovirt-hosted-engine state transition: ReinitializeFSM-EngineStarting,
>> EngineStarting-EngineUp, and StartState-ReinitializeFSM
>>
>>
> Involving Martin here.
>

On a second thought maybe it's just a different side effect of the issue we
have with our HA service systemd units on Centos 7.2.

Can you please try upgrading to ovirt-hosted-engine-ha-1.3.3.5-1 that
should address it?



>
>
>> When I try to follow the instructions to add engines for HA, the system
>> keep faulting that it is unable to find the answer file it needs on node 2.
>>
>
> The oVirt engine runs on a VM, than you need al least two physical hosts
> and and some kind of shared storage (NFS, iSCSI, Gluster, FC).
>
> You should run hosted-engine --deploy on the first host, it configures it
> and starts the engine VM here.
>
> Then you should run hosted-engine --deploy also the the second host
> pointing to the same shared storage. The setup will find the existing
> storage domain and it asks is you want to add an host, you have to say yes,
> this is host 2.
> At this point the setup will ask you the address of the first host to
> download an answerfile from there to configure the second host as the first
> without having you to manually enter the same data.
>
>
>>
>> And now that I finally figured out that I needed to add "another" storage
>> domain for the datacenter to initialize,
>>
>
> The engine VM is on its own dedicated storage domain, you need an
> additional one for other VMs.
>
>
>> the addition of new hosted-engine deployments is blocked by the presence
>> of the attached storage domain.
>>
>
> ?
> sorry, can you better explain the issue or add a log?
>
>
>>
>> So, all of that said....  is there a HOWTO written specifically for
>> CentOS 7 that does not want me to kill Network Manager and switch from
>> FirewallD back to iptables--and does not assume I want to use glusterfs?
>>
>
> GlusterFS is just an option. iptables instead of Firewalld and no
> NetworkManager are mandatory.
>
>
>>
>> I have two sets of HP Proliant servers I want to use for this:  4 DL380
>> G6s and 4 DL380G5s, plus one G5 which is my initial NFS3 share
>>
>> For such an AWESOME project, I find it really disappointing that the
>> documentation is so poor/outdated.  :-(
>>
>> Thanks,
>> Eriks
>>
>>
>> _______________________________________________
>> Users mailing list
>> Users at ovirt.org
>> http://lists.ovirt.org/mailman/listinfo/users
>>
>>
>
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