Let me copy Murali in this thread. He is mastering on GRE feature currently.
--Tuna On Tue, Jul 1, 2014 at 11:19 PM, Kuang-Ching Wang <kuangching.w...@gmail.com > wrote: > Hi, I am trying to set up my cloudstack using OVS plugin. I created an > advanced zone with GRE isolation. When enabling zone, system VMs cannot > start with the following exception. What did I miss? > > 2014-06-30 21:46:38,382 WARN [kvm.resource.LibvirtComputingResource] > (agentRequest-Handler-3:null) LibvirtException > org.libvirt.LibvirtException: Cannot get interface MTU on 'cloud0': No > such device > at org.libvirt.ErrorHandler.processError(Unknown Source) > at org.libvirt.Connect.processError(Unknown Source) > at org.libvirt.Connect.processError(Unknown Source) > at org.libvirt.Connect.domainCreateXML(Unknown Source) > at > com.cloud.hypervisor.kvm.resource.LibvirtComputingResource.startVM(LibvirtComputingResource.java:1213) > at > com.cloud.hypervisor.kvm.resource.LibvirtComputingResource.execute(LibvirtComputingResource.java:3659) > at > com.cloud.hypervisor.kvm.resource.LibvirtComputingResource.executeRequest(LibvirtComputingResource.java:1307) > at com.cloud.agent.Agent.processRequest(Agent.java:498) > at com.cloud.agent.Agent$AgentRequestHandler.doTask(Agent.java:806) > at com.cloud.utils.nio.Task.run(Task.java:83) > at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) > at java.lang.Thread.run(Thread.java:701)
