Yedidyah - very helpful! Thanks. A follow-up question re the FQDN for the hosted engine: My understanding is that the FQDN must be resolvable when "hosted-engine --deploy" is executed. However, should the IP that the FQDN resolves to also be assigned/up when "hosted-engine --deploy" is executed?
----- Yedidyah Bar David <[email protected]> wrote: > On Wed, Dec 7, 2016 at 11:36 AM, Mark Steckel <[email protected]> wrote: > > Marcin, > > > > ----- Marcin Mirecki <[email protected]> wrote: > >> Mark, > >> > >> > Enter the name which will be used to identify this host inside > >> > the > >> > Administrator Portal [hosted_engine_1]: > >> > >> This is the name used for the host inside the Administrator Portal, so > >> basically > >> the name of the VM inside the system. > >> This does not have to be the hostname, but there are also no objection for > >> it. > >> > >> > >> > Engine FQDN: []: > >> Yes, you are correct. This must be the FQDN of the host, resolvable to IP. > >> This fqdn will be used to access the administration portal. > > > > If I understand you correctly, both questions apply to the hosted engine > > vm. Correct? > > No. > > The first question is about the host, but not about its address or dns name. > It's about the name it will have in the engine, the one you see in the admin > ui, > in "Hosts", as "Name". After too many questions about this question, we > decided > to remove it, and in 4.1 it will simply default to the hostname. You'll still > be > able to set it by manually editing the answer file or passing otopi > env, but will > not be prompted for it. > > The second question is indeed about the name that will be used to access > the engine vm. > > Then there is a third item, which we do not ask about: The name that the > engine should use to access the host. This is what you see in the admin ui, > in "Hostname/IP". This item is determined the following way, for the first > host: You are prompted for a NIC to use for the management bridge, we check > the IP address of this NIC, then do a reverse-lookup (gethostbyaddr) on this > address, and use the result. So you should make sure that this nic has an > IP address, that this address has a name (in /etc/hosts or dns), and that > this name will also be resolvable and point to the host, when used inside > the engine vm (again, by either using dns or manually setting it in > /etc/hosts there). > > > > > (If so, I'm glad I asked, because I initially and incorrectly thought that > > the first question referred to the bare metal machine that hosts the hosted > > engine vm.) > > Hopefully the above clarifies this. Please do not hesitate to ask if > there are still questions. Also, suggestions for better texts, to make > this simpler for the admin, are more than welcome! :-) > > Best, > > > > > Thanks > > Mark > > > > > > > >> > >> Marcin > >> > >> > >> ----- Original Message ----- > >> > From: "Mark Steckel" <[email protected]> > >> > To: [email protected] > >> > Sent: Wednesday, December 7, 2016 6:08:38 AM > >> > Subject: [ovirt-users] Hosted-engine --deploy FQDN questions > >> > > >> > Folks, > >> > > >> > I'm an OVirt newbie having troubles setting up my first Hosted Engine > >> > and am > >> > stumbling. In this case I think it may be because of the following two > >> > set-up questions. > >> > > >> > Enter the name which will be used to identify this host inside > >> > the > >> > Administrator Portal [hosted_engine_1]: > >> > Please provide the FQDN for the engine you would like to use. > >> > This needs to match the FQDN that you will use for the engine > >> > installation within the VM. > >> > Note: This will be the FQDN of the VM you are now going to > >> > create, > >> > it should not point to the base host or to any other existing > >> > machine. > >> > Engine FQDN: []: > >> > > >> > My read of this is that the first question is asking for the name of the > >> > host, while the second question is asking for the name (FQDN) of the > >> > guest > >> > vm which will be the hosted-engine. Is this correct? > >> > > >> > I'm also presuming that a) the first question should be the hostname of > >> > the > >> > host, and b) that both the host and guest hostnames should resolve to IP > >> > addresses. > >> > > >> > Thanks > >> > Mark > >> > _______________________________________________ > >> > Users mailing list > >> > [email protected] > >> > http://lists.ovirt.org/mailman/listinfo/users > >> > > > > > _______________________________________________ > > Users mailing list > > [email protected] > > http://lists.ovirt.org/mailman/listinfo/users > > > > -- > Didi _______________________________________________ Users mailing list [email protected] http://lists.ovirt.org/mailman/listinfo/users
