Yes... you are right... but If I migrate vm manually by "virsh migrate" is expected the cluster to monitorize where guests are running on...
What happens If I stop pacemaker and corosync services in all nodes and I start them again... ¿will I have all guests running twice? Thanks a lot 2017-01-17 15:52 GMT+01:00 Ulrich Windl <ulrich.wi...@rz.uni-regensburg.de>: > >>> Oscar Segarra <oscar.sega...@gmail.com> schrieb am 17.01.2017 um > 10:15 in > Nachricht > <cajq8tag8vhx5j1xqpqmrq-9omfnxkhqs54mbzz491_6df9a...@mail.gmail.com>: > > Hi, > > > > Yes, I will try to explain myself better. > > > > *Initially* > > On node1 (vdicnode01-priv) > >>virsh list > > ============== > > vdicdb01 started > > > > On node2 (vdicnode02-priv) > >>virsh list > > ============== > > vdicdb02 started > > > > --> Now, I execute the migrate command (outside the cluster <-- not using > > pcs resource move) > > virsh migrate --live vdicdb01 qemu:/// qemu+ssh://vdicnode02-priv > > tcp://vdicnode02-priv > > One of the rules of successful clustering is: If resurces are managed by > the cluster, they are managed by the cluster only! ;-) > > I guess one node is trying to restart the VM once it vanished, and the > other node might try to shut down the VM while it's being migrated. > Or any other undesired combination... > > > > > *Finally* > > On node1 (vdicnode01-priv) > >>virsh list > > ============== > > *vdicdb01 started* > > > > On node2 (vdicnode02-priv) > >>virsh list > > ============== > > vdicdb02 started > > vdicdb01 started > > > > If I query cluster pcs status, cluster thinks resource vm-vdicdb01 is > only > > started on node vdicnode01-priv. > > > > Thanks a lot. > > > > > > > > 2017-01-17 10:03 GMT+01:00 emmanuel segura <emi2f...@gmail.com>: > > > >> sorry, > >> > >> But do you mean, when you say, you migrated the vm outside of the > >> cluster? one server out side of you cluster? > >> > >> 2017-01-17 9:27 GMT+01:00 Oscar Segarra <oscar.sega...@gmail.com>: > >> > Hi, > >> > > >> > I have configured a two node cluster whewe run 4 kvm guests on. > >> > > >> > The hosts are: > >> > vdicnode01 > >> > vdicnode02 > >> > > >> > And I have created a dedicated network card for cluster management. I > >> have > >> > created required entries in /etc/hosts: > >> > vdicnode01-priv > >> > vdicnode02-priv > >> > > >> > The four guests have collocation rules in order to make them > distribute > >> > proportionally between my two nodes. > >> > > >> > The problem I have is that if I migrate a guest outside the cluster, I > >> mean > >> > using the virsh migrate - - live... Cluster, instead of moving back > the > >> > guest to its original node (following collocation sets), Cluster > starts > >> > again the guest and suddenly I have the same guest running on both > nodes > >> > causing xfs corruption in guest. > >> > > >> > Is there any configuration applicable to avoid this unwanted behavior? > >> > > >> > Thanks a lot > >> > > >> > _______________________________________________ > >> > Users mailing list: Users@clusterlabs.org > >> > http://lists.clusterlabs.org/mailman/listinfo/users > >> > > >> > Project Home: http://www.clusterlabs.org > >> > Getting started: http://www.clusterlabs.org/ > doc/Cluster_from_Scratch.pdf > >> > Bugs: http://bugs.clusterlabs.org > >> > > >> > >> > >> > >> -- > >> .~. > >> /V\ > >> // \\ > >> /( )\ > >> ^`~'^ > >> > >> _______________________________________________ > >> Users mailing list: Users@clusterlabs.org > >> http://lists.clusterlabs.org/mailman/listinfo/users > >> > >> Project Home: http://www.clusterlabs.org > >> Getting started: http://www.clusterlabs.org/ > doc/Cluster_from_Scratch.pdf > >> Bugs: http://bugs.clusterlabs.org > >> > > > > > > _______________________________________________ > Users mailing list: Users@clusterlabs.org > http://lists.clusterlabs.org/mailman/listinfo/users > > Project Home: http://www.clusterlabs.org > Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf > Bugs: http://bugs.clusterlabs.org >
_______________________________________________ Users mailing list: Users@clusterlabs.org http://lists.clusterlabs.org/mailman/listinfo/users Project Home: http://www.clusterlabs.org Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf Bugs: http://bugs.clusterlabs.org