I agree with Marty. I'd remedy the known discrepancies so that theres parity between the hosts then move on from there.
Sent from mobile device. > On Mar 9, 2014, at 3:17 PM, Marty Sweet <msweet....@gmail.com> wrote: > > Hi, > > It would be recommended that the libvirt version is the same between > hypervisors. The same probably stands for the kvm and qemu packages. > > Thanks, > Marty > >> On 9 March 2014 12:34, Du Jun <dj199...@gmail.com> wrote: >> Hi all, >> I am using Cloudstack 4.2.0, and I have 2 hosts(include management host) >> both in advanced zone(with no security group). I find I have some troubles >> in live migrating VM between hosts. In fact, I can migrate one VM from >> management host to the agent host, but I find I fail to migrate it from the >> agent host to the management host. The error message is shown below, >> 2014-03-09 19:52:59,918 DEBUG [agent.transport.Request] >> (AgentManager-Handler-14:null) Seq 8-930611287: Processing: { Ans: , >> MgmtId: 247232631006792, via: 8, Ver: v1, Flags: 110, >> [{"com.cloud.agent.api.MigrateAnswer":{"result":false,"details":"XML error: >> invalid security type","wait":0}}] } >> 2014-03-09 19:52:59,918 ERROR [cloud.vm.VirtualMachineManagerImpl] >> (Job-Executor-47:job-1384 = [ add0e438-80ae-4ab7-ba7c-1540ae9f2ab1 ]) >> Unable to migrate due to XML error: invalid security type >> 2014-03-09 19:52:59,919 INFO [cloud.vm.VirtualMachineManagerImpl] >> (Job-Executor-47:job-1384 = [ add0e438-80ae-4ab7-ba7c-1540ae9f2ab1 ]) >> Migration was unsuccessful. Cleaning up: VM[User|test-host-2] >> >> *PS: The libvirt version in my management server is 0.9.8 >> while the libvirt version in my agent server is 1.2.2.* >> >> I wonder if the difference of libvirt version between the 2 hosts matters? >> Or, is there any other resons? Thansk! >> >> -- >> Regards, >> Du Jun