Wei Zhou created CLOUDSTACK-9113:
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Summary: Vm stats can not be updated if one vm has inconsistent
state between KVM and db
Key: CLOUDSTACK-9113
URL: https://issues.apache.org/jira/browse/CLOUDSTACK-9113
Project: CloudStack
Issue Type: Bug
Security Level: Public (Anyone can view this level - this is the default.)
Reporter: Wei Zhou
Assignee: Wei Zhou
on KVM, if there is a vm has inconsistent state between hypervisor and db, the
getVmStat will terminate and return nothing, all vm stats will not be updated.
2015-12-07 11:24:25,711 DEBUG [cloud.agent.Agent] (agentRequest-Handler-3:null)
Processing command: com.cloud.agent.api.GetVmStatsCommand
2015-12-07 11:24:25,711 DEBUG [kvm.resource.LibvirtConnection]
(agentRequest-Handler-3:null) Looking for libvirtd connection at: qemu:///system
2015-12-07 11:24:25,729 DEBUG [kvm.resource.LibvirtConnection]
(agentRequest-Handler-3:null) Looking for libvirtd connection at: qemu:///system
2015-12-07 11:24:25,746 DEBUG [kvm.resource.LibvirtConnection]
(agentRequest-Handler-3:null) Looking for libvirtd connection at: qemu:///system
2015-12-07 11:24:25,748 DEBUG [kvm.resource.LibvirtConnection]
(agentRequest-Handler-3:null) Can not find KVM connection for Instance:
i-2-7563-VM, continuing.
2015-12-07 11:24:25,748 DEBUG [kvm.resource.LibvirtConnection]
(agentRequest-Handler-3:null) Looking for libvirtd connection at: lxc:///
2015-12-07 11:24:25,750 DEBUG [kvm.resource.LibvirtConnection]
(agentRequest-Handler-3:null) Can not find LXC connection for Instance:
i-2-7563-VM, continuing.
2015-12-07 11:24:25,750 WARN [kvm.resource.LibvirtConnection]
(agentRequest-Handler-3:null) Can not find a connection for Instance
i-2-7563-VM. Assuming the default connection.
2015-12-07 11:24:25,750 DEBUG [kvm.resource.LibvirtConnection]
(agentRequest-Handler-3:null) Looking for libvirtd connection at: qemu:///system
2015-12-07 11:24:25,752 DEBUG
[resource.wrapper.LibvirtGetVmStatsCommandWrapper]
(agentRequest-Handler-3:null) Can't get vm stats: org.libvirt.LibvirtException:
Domain not found: no domain with matching name 'i-2-7563-VM'
2015-12-07 11:24:25,819 DEBUG [cloud.agent.Agent] (agentRequest-Handler-5:null)
Processing command: com.cloud.agent.api.GetHostStatsCommand
2015-12-07 11:24:26,037 DEBUG [cloud.agent.Agent] (agentRequest-Handler-1:null)
Processing command: com.cloud.agent.api.GetStorageStatsCommand
we should skip the vm which has inconsistent state, and continue on others.
how to reproduce:
(1) start a vm
(2) 'virsh destroy' the vm
(3) check the agent.log (notice the vm.stats.intervel in global configuruation)
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