This is part of the ovirtmgmt logical network configuration in oVirt Engine. It looks something like this:
Ido On Tue, Dec 22, 2015 at 11:59 AM, Kristof VAN DEN EYNDEN < kristof.vandeneyn...@politiewestkust.be> wrote: > Hey Ido, > > But I didn’t set anything to DHCP ? So where does that come from > > > > > > > > *Van:* Ido Barkan [mailto:ibar...@redhat.com] > *Verzonden:* dinsdag 22 december 2015 10:54 > > *Aan:* Kristof VAN DEN EYNDEN > *CC:* users@ovirt.org > *Onderwerp:* Re: [ovirt-users] network configuration oVirt 3.5 > > > > Configuring the management network with DHCP causes VDSM to try and > configure > > the NIC that with a bridge on top of it with DHCP. > This has failed and VDSM automatically reverted the NIC configuration to > its original > static IP configuration. > > The installation of VDSM went OK, but the configuration of the management > network > > have failed because the assignment of a DHCP address failed. > > Ido > > > > On Tue, Dec 22, 2015 at 11:46 AM, Kristof VAN DEN EYNDEN < > kristof.vandeneyn...@politiewestkust.be> wrote: > > Before installing the oVirt Node I set the ifcfg-enp3s0 to a static > address (no dhcp server availaible on this network). > > > > After installing the Node through the oVirt interface I was still able to > connect to the server using that address. > > After reboot the IP was still active. After connecting the ovirtmgmt to > that interface I saw that is was set to DHCP (but the static IP was filled > in the grayed out boxes) so probably something has gone wrong during the > install of the VDSM package? > > > > > > *Van:* Ido Barkan [mailto:ibar...@redhat.com] > *Verzonden:* dinsdag 22 december 2015 10:32 > *Aan:* Kristof VAN DEN EYNDEN > > *CC:* users@ovirt.org > *Onderwerp:* Re: [ovirt-users] network configuration oVirt 3.5 > > > > Hi Kristof. > > By inspecting the logs (supervdsm.log) I see the following: > Adding the management network on the host started here: > > MainProcess|jsonrpc.Executor/4::DEBUG::2015-12-21 > 15:40:04,620::supervdsmServer::114::SuperVdsm.ServerCallback::(wrapper) > call setupNetworks with ({u'ovirtmgmt': {u'nic': u'enp3s0', u'mtu': > u'1500', u'bootproto': u'dhcp', u'STP': u'no', u'bridged': u'true', > u'defaultRoute': True}}, {}, {u'connectivityCheck': u'true', > u'connectivityTimeout': 120}) {} > > as part of the network configuration vdsm tries to call `ifup` on the > bridge named ovirtmgmt: > > ifup-waiting-on-dhcp::DEBUG::2015-12-21 > 15:40:04,854::utils::669::root::(execCmd) /usr/bin/systemd-run --scope > --unit=8bcdacee-4849-453d-a68f-2251e168d466 --slice=vdsm-dhclient > /usr/sbin/ifup ovirtmgmt (cwd None) > > This fails after ~1 minute: > > ifup-waiting-on-dhcp::DEBUG::2015-12-21 > 15:41:08,184::utils::687::root::(execCmd) FAILED: <err> = 'Running as unit > 8bcdacee-4849-453d-a68f-2251e168d466.scope.\n'; <rc> = 1 > > and then the vdsm gives up after 2 minuets (see the parameter: > u'connectivityTimeout': 120) when it no longer hears the keepalive ping > from the engine. > > I guess that somehow the DHCP process on your network is not operating > properly. > > To work around this (until you sort out the DHCP issues)- configure > ovirtmgmt management to have a static IP. > > Ido > > > > > > On Mon, Dec 21, 2015 at 4:04 PM, Kristof VAN DEN EYNDEN < > kristof.vandeneyn...@politiewestkust.be> wrote: > > Hey Dan, > > I reïnstalled the 3.6 on CentOS 7 (this was the issue as vdsm is no longre > build for 6.7). > It's a fresh install of CentOs, only configured the adapter for a static > IP and then the install of the oVirt Node. > Installation goes well until following errors popup: > > > Dec 21, 2015 3:42:45 PM > Host KVM1 installation failed. Failed to configure management network on > the host. > > Dec 21, 2015 3:42:45 PM > Failed to configure management network on host KVM1 due to setup networks > failure. > > Dec 21, 2015 3:42:45 PM > VDSM KVM1 command failed: connectivity check failed > > I included both vdsm.log & supervdsm.log > > --- > > I did a reboot, the ovirtmgmt was not linked to the adapter (enp3s0). > Tried to link it manually which worked without hassle... > > So now everything seems OK. I'll test further with the 3.6 now and hope it > all goes like this now > > -----Oorspronkelijk bericht----- > Van: users-boun...@ovirt.org [mailto:users-boun...@ovirt.org] Namens > Kristof VAN DEN EYNDEN > Verzonden: maandag 21 december 2015 11:41 > Aan: 'users@ovirt.org' > > Onderwerp: Re: [ovirt-users] network configuration oVirt 3.5 > > Hey Dan, > > Thanks for your response. > > VDSM was the first problem when installing oVirt 3.6 on CentOS, it > couldn't find the package and while browsing through the repos I couldn't > find it either. So that was the first issue.. I tried compiling vdsm myself > which didn't work either and I ended up using the VDSM package under the > 3.5 release. Any idea how to tackle this? > > If I have the time I'll try to reinstall 3.6 and note all the issues I > find on the way. Can't recover those files as the server is complete messed > up after my previous efforts > > Kind regards ! > Kristof > > > > > -----Oorspronkelijk bericht----- > Van: Dan Kenigsberg [mailto:dan...@redhat.com] > Verzonden: maandag 21 december 2015 11:19 > Aan: Kristof VAN DEN EYNDEN; edwa...@redhat.com > CC: 'users@ovirt.org' > Onderwerp: Re: [ovirt-users] network configuration oVirt 3.5 > > On Thu, Dec 17, 2015 at 03:33:28PM +0000, Kristof VAN DEN EYNDEN wrote: > > Hello everyone, > > > > After trying to install oVirt 3.6 on CentOs which was a lot of pain, I > ended up installing 3.5 without hassle. > > Would you provide more information (logs, screenshots) about the pains of > installing ovirt-3.6? These days, most of the development effort is focused > on stabilizing 3.6. No further releases of ovirt-3.5.z are expected (up to > horrible security bugs, etc), so we advise using 3.6 in new instllations. > > > > > BUT Now I'm trying to configure the network for my first cluster host > but I'm having troubles doing so. > > > > The server has 4 network ports, > > Eth0 = Virtual management network, 172.16 range, only used for oVirt / > > KVM > > Eth1 = Local network where the Guest should be accessible range 11.x > > Eth2/3 unused.. > > > > Initially, no network is assigned, but I feel eth0 should be linked to > ovirtmgmt I automatically using it's IP that is assigned? > > > > When I assign ovirtmgmt to eth0 and set the IP to the corresponding IP > > it already has for that host and the local network to eth1 the host > > loses connection (until it resets it's connections...) > > ->not assigning an IP is no option as I can only select static /dhcp > > ->for ovirtmgmt > > > ovirtmgmt should have been automatically added on top of the interface > that has the IP used to add the host to Engine. > > Could you share your engine.log and {super,}vdsm.log from that time to > understand why did it happen? > > Similarly, please share your ifcfg files prior to adding ovirtmgmt, and > the supervdsm logs that end up with disconnection. > > Regards, > Dan. > _______________________________________________ > Users mailing list > Users@ovirt.org > http://lists.ovirt.org/mailman/listinfo/users > > > _______________________________________________ > Users mailing list > Users@ovirt.org > http://lists.ovirt.org/mailman/listinfo/users > > > > > -- > > Thanks, > > Ido Barkan > > > > > -- > > Thanks, > > Ido Barkan > -- Thanks, Ido Barkan
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