Hi, I met a problem with a VPC in CS 4.0. All the VM instances and the virtual router in that VPC have stopped now. I get the following information in /var/log/cloud/agent/agent.log
2013-03-01 15:05:27,990 WARN [kvm.resource.LibvirtComputingResource] (agentRequest-Handler-4:null) Failed to start domain: r-4-VM: Cannot get interface MTU on 'cloudVirBr3938': No such device 2013-03-01 15:05:27,993 WARN [kvm.resource.LibvirtComputingResource] (agentRequest-Handler-4:null) Exception org.libvirt.LibvirtException: Cannot get interface MTU on 'cloudVirBr3938': No such device at org.libvirt.ErrorHandler.processError(Unknown Source) at org.libvirt.Connect.processError(Unknown Source) at org.libvirt.Domain.processError(Unknown Source) at org.libvirt.Domain.create(Unknown Source) at com.cloud.hypervisor.kvm.resource.LibvirtComputingResource.startDomain(LibvirtComputingResource.java:910) at com.cloud.hypervisor.kvm.resource.LibvirtComputingResource.execute(LibvirtComputingResource.java:2813) at com.cloud.hypervisor.kvm.resource.LibvirtComputingResource.executeRequest(LibvirtComputingResource.java:1035) at com.cloud.agent.Agent.processRequest(Agent.java:518) at com.cloud.agent.Agent$AgentRequestHandler.doTask(Agent.java:831) at com.cloud.utils.nio.Task.run(Task.java:83) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603) at java.lang.Thread.run(Thread.java:722) 2013-03-01 15:05:27,994 WARN [cloud.agent.Agent] (agentRequest-Handler-4:null) Caught: java.lang.NullPointerException at com.cloud.hypervisor.kvm.resource.LibvirtComputingResource.cleanupVMNetworks(LibvirtComputingResource.java:3922) at com.cloud.hypervisor.kvm.resource.LibvirtComputingResource.handleVmStartFailure(LibvirtComputingResource.java:2709) at com.cloud.hypervisor.kvm.resource.LibvirtComputingResource.execute(LibvirtComputingResource.java:2834) at com.cloud.hypervisor.kvm.resource.LibvirtComputingResource.executeRequest(LibvirtComputingResource.java:1035) at com.cloud.agent.Agent.processRequest(Agent.java:518) at com.cloud.agent.Agent$AgentRequestHandler.doTask(Agent.java:831) at com.cloud.utils.nio.Task.run(Task.java:83) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603) at java.lang.Thread.run(Thread.java:722) when I try to restart the virtual router on UI, I get the following error message: Resource [Host:1] is unreachable: Host 1: Unable to start instance due to Unable to get answer that is of class com.cloud.agent.api.StartAnswer How can I solve this problem? Please help me! 2013-03-01 倪珍 综合管理部 网宿科技股份有限公司 厦门分公司 Tel: 0592-5520608-8022 Fax:0592-5520515 E-mail:n...@chinanetcenter.com http://www.chinanetcenter.com分公司：北京-上海-广州-深圳 免费咨询：800-816-8777 卓越的互联网业务平台提供商
