Re: [Rdo-list] Icehouse multi-node - Centos7 - live migration failed because of "network qbr no such device"

Hello, Ok I see. Nova telles neutron/openvswitch to create the bridge qbr prior to the migration itself. I ve already activate debug and verbose ... But well i'm really stuck, dont know how and where to search/look ... Regards, 2014-07-11 15:09 GMT+02:00 Miguel Angel <miguelangel(a)ajo.es&gt;: Hi Benoit, > > A manual virsh migration should fail, because the > network ports are not migrated to the destination host. > > You must investigate on the authentication problem itself, > and let nova handle all the underlying API calls which should happen... > > May be it's worth setting nova.conf to debug=True > > > > --- > irc: ajo / mangelajo > Miguel Angel Ajo Pelayo > +34 636 52 25 69 > skype: ajoajoajo > > > 2014-07-11 14:41 GMT+02:00 Benoit ML <ben42ml(a)gmail.com&gt;: > > Hello, >> >> cat /etc/redhat-release >> CentOS Linux release 7 (Rebuilt from: RHEL 7.0) >> >> >> Regards, >> >> >> 2014-07-11 13:40 GMT+02:00 Boris Derzhavets <bderzhavets(a)hotmail.com&gt;: >> >> Could you please post /etc/redhat-release. >>> >>> Boris. >>> >>> ------------------------------ >>> Date: Fri, 11 Jul 2014 11:57:12 +0200 >>> From: ben42ml(a)gmail.com >>> To: rdo-list(a)redhat.com >>> Subject: [Rdo-list] Icehouse multi-node - Centos7 - live migration >>> failed because of "network qbr no such device" >>> >>> >>> Hello, >>> >>> I'm working on a multi-node setup of openstack Icehouse using centos7. >>> Well i have : >>> - one controllor node with all server services thing stuff >>> - one network node with openvswitch agent, l3-agent, dhcp-agent >>> - two compute node with nova-compute and neutron-openvswitch >>> - one storage nfs node >>> >>> NetworkManager is deleted on compute nodes and network node. >>> >>> My network use is configured to use vxlan. I can create VM, >>> tenant-network, external-network, routeur, assign floating-ip to VM, push >>> ssh-key into VM, create volume from glance image, etc... Evrything is >>> conected and reacheable. Pretty cool :) >>> >>> But when i try to migrate VM things go wrong ... I have configured >>> nova, libvirtd and qemu to use migration through libvirt-tcp. >>> I have create and exchanged ssh-key for nova user on all node. I have >>> verified userid and groupid of nova. >>> >>> Well nova-compute log, on the target compute node, : >>> 2014-07-11 11:45:02.749 6984 TRACE nova.compute.manager [instance: >>> a5326fe1-4faa-4347-ba29-159fce26a85c] RemoteError: Remote error: >>> Unauthorized {"error": {"m >>> essage": "The request you have made requires authentication.", "code": >>> 401, "title": "Unauthorized"}} >>> >>> >>> So well after searching a lots in all logs, i have fount that i cant >>> simply migration VM between compute node with a simple virsh : >>> virsh migrate instance-00000084 qemu+tcp://<dest>/system >>> >>> The error is : >>> erreur :Cannot get interface MTU on 'qbr3ca65809-05': No such device >>> >>> Well when i look on the source hyperviseur the bridge "qbr3ca65809" >>> exists and have a network tap device. And moreover i manually create >>> qbr3ca65809 on the target hypervisor, virsh migrate succed ! >>> >>> Can you help me plz ? >>> What can i do wrong ? Perhpas neutron must create the bridge before >>> migration but didnt for a mis configuration ? >>> >>> Plz ask anything you need ! >>> >>> Thank you in advance. >>> >>> >>> The full nova-compute log attached. >>> >>> >>> >>> >>> >>> >>> Regards, >>> >>> -- >>> -- >>> Benoit >>> >>> _______________________________________________ Rdo-list mailing list >>> Rdo-list(a)redhat.com https://www.redhat.com/mailman/listinfo/rdo-list >>> >> >> >> >> -- >> -- >> Benoit >> >> _______________________________________________ >> Rdo-list mailing list >> Rdo-list(a)redhat.com >> https://www.redhat.com/mailman/listinfo/rdo-list >> >> > -- -- Benoit _______________________________________________ Rdo-list mailing list Rdo-list(a)redhat.com https://www.redhat.com/mailman/listinfo/rdo-list