Just to conclude the issue: After almost 2 days, the migration has succeed:
Tue Oct 18 11:00:31 2011 [LCM][I]: New VM state is MIGRATE Thu Oct 20 06:06:57 2011 [LCM][I]: New VM state is RUNNING And the machine seems to be working perfectly so I'll just say: *stay calm and patience Thanks a lot for the support and for the great product, Samuel. On 19 October 2011 11:56, samuel <[email protected]> wrote: > So the only option is to backup somehow the migrating instance and manually > recover Open Nebula? The main concern is what will be the status of the > currently migrating VM....probably the best is to recreate it? > > Would it be good to add a timeout in the migrate script so it launches an > error to Open Nebula? I'm sorry but I'm not familiar with One internals and > I'm not sure what will be affected if we add timeout to the live migration > virsh command... > > Thanks for your support, > Samuel. > > > On 18 October 2011 22:53, Javier Fontan <[email protected]> wrote: > >> Unfortunately I don't know of any way to stop or recover the failed >> migration with OpenNebula or manually. >> >> Rebooting a physical host will basically destroy the running VMs and >> most probably the disks will be corrupted. >> >> On Tue, Oct 18, 2011 at 2:34 PM, samuel <[email protected]> wrote: >> > I add more information so you can follow the steps taken and the final >> > issue. >> > >> > 1)segfault on node 2: >> > [620617.517308] kvm[28860]: segfault at 420 ip 0000000000413714 sp >> > 00007fff9136ea70 error 4 in qemu-system-x86_64[400000+335000] >> > >> > VMs work OK >> > >> > 2)restart libvirt on node 2 >> > /init.d/libvirt-bin restart >> > >> > libvirt is able to check local VM: >> > # virsh list >> > Id Nombre Estado >> > ---------------------------------- >> > 2 one-47 ejecutando >> > 3 one-44 ejecutando >> > >> > 3)tried to live-migrate one-44 from node2 to node3 using the sunstone >> web >> > interface >> > >> > vm.log: >> > Tue Oct 18 11:00:31 2011 [LCM][I]: New VM state is MIGRATE >> > >> > oned.log: >> > Tue Oct 18 11:00:31 2011 [DiM][D]: Live-migrating VM 44 >> > Tue Oct 18 11:00:31 2011 [ReM][D]: VirtualMachineInfo method invoked >> > >> > 4)the end situation is: >> > one-44 is in MIGRATE state for opennebula (there's no timeout paremeter >> set >> > for the virsh live-migrate so it will be there forever (?)) >> > >> > root@node3:# virsh list >> > Id Nombre Estado >> > ---------------------------------- >> > >> > root@node2:# virsh list >> > Id Nombre Estado >> > ---------------------------------- >> > 2 one-47 ejecutando >> > 3 one-44 ejecutando >> > >> > >> > /var/log/libvirt/qemu/one-44.log is empty in both nodes (node2 and >> node3). >> > >> > My question is: >> > >> > i)How can I stop the live migration from the open nebula view so it does >> not >> > lose the whole picture of the cloud and it keeps consistency? >> > ii)is it safe to restart node2 or node3? >> > >> > Thank you in advance for any hint on this issue. >> > >> > Samuel. >> > On 18 October 2011 11:58, samuel <[email protected]> wrote: >> >> >> >> hi all, >> >> >> >> I'm having an issue with live migration.T here was a running instance >> on a >> >> node that had a qemu segfault (i've noticed afterwards because the >> instances >> >> were working).I've tried to live migrate the instance to another node >> >> without problems but the instance remains in MIGRATE state "forever". >> >> *is there any method to stope the live migration? >> >> *if I restart the node with a qemu segfault, will the instances run ok >> >> again? They have been running but the communication between opennebula >> and >> >> KVM is broken so I'm not sure whether the cloud will keep consistency. >> I >> >> think I read that if the name of the instance is the same and the node >> is >> >> the same, opennebula will keep consistency. >> >> >> >> Can anyone help me, please? >> >> >> >> Thanks in advance,. >> >> Samuel. >> >> >> > >> > >> > _______________________________________________ >> > Users mailing list >> > [email protected] >> > http://lists.opennebula.org/listinfo.cgi/users-opennebula.org >> > >> > >> >> >> >> -- >> Javier Fontán Muiños >> Project Engineer >> OpenNebula Toolkit | opennebula.org >> > >
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