[ovirt-users] Version of engine vs version of host

[Gianluca Cecchi]

On Fri, Jun 16, 2017 at 5:27 PM, Gianluca Cecchi <gianluca.cecchi at gmail.com>
wrote:

> Hello,
> between problems solved in upcoming 4.1.3 release I see this:
>
> Lost Connection After Host Deploy when 4.1.3 Host Added to 4.1.2 Engine
> tracked by
> https://bugzilla.redhat.com/show_bug.cgi?id=1459484
>
> As a matter of principle I would prefer to force that an engine version
> must be greater or equal than all the hosts it is intended to manage.
> I don't find safe to allow this and probably unnecessary maintenance
> work... what do you think?
>
> For example if you go here:
> http://www.vmware.com/resources/compatibility/sim/
> interop_matrix.php#interop&1=&2=
>
> you can see that:
> - a vCenter Server 5.0U3 cannot manage an ESXi 5.1 host
> - a vCenter Server 5.1U3 cannot manage an ESXi 6.0 host
> - a vCenter Server 6.0U3 cannot manage an ESXi 6.5 host
>
> In my opinion an administrator of the virtual infrastructure doesn't
> expect to be able to manage newer versions' hosts with older engines... and
> probably he/she doesn't feel this feature as a value added.
>
> Just my thoughts.
> Cheers,
> Gianluca
>


Watching better, VMware supports greater minor versions through a
release... such as vCenter Server 5.1U1 is able to manage 5.1U3 ESXi
hosts.... that is the oVirt case here 4.1.2 vs 4.1.3 hosts...
Sorry
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