RHEV VM shutdown unexpectedly, reporting "Lost connection with qemu process".

Solution Unverified - Updated -

Issue

  • A VM shutdown unexpectedly in a production environment.

  • The following message was reported in the Admin Portal Event Log;

Lost connection with qemu process,
  • Extract from vdsm.log on the host on which VM was running:
36c56046-de22-46ad-95f0-bcbcc9840434::DEBUG::2014-09-11 15:12:18,069::libvirtconnection::128::vds::(wrapper) Unknown libvirterror: ecode: 42 edom: 10 level: 2 message: Domain not found: no domain with matching uuid '2471fe77-ffcc-4e48-a671-cdc9137e6dd7'
36c56046-de22-46ad-95f0-bcbcc9840434::DEBUG::2014-09-11 15:12:18,070::vm::937::vm.Vm::(__afterVolumeExtension) vmId=`2471fe77-ffcc-4e48-a671-cdc9137e6dd7`::VM 2471fe77-ffcc-4e48-a671-cdc9137e6dd7 can't be resumed

libvirtEventLoop::INFO::2014-09-11 15:12:18,080::vm::737::vm.Vm::(_onQemuDeath) vmId=`2471fe77-ffcc-4e48-a671-cdc9137e6dd7`::underlying process disconnected
libvirtEventLoop::INFO::2014-09-11 15:12:18,081::libvirtvm::2598::vm.Vm::(releaseVm) vmId=`2471fe77-ffcc-4e48-a671-cdc9137e6dd7`::Release VM resources
libvirtEventLoop::DEBUG::2014-09-11 15:12:21,516::libvirtconnection::128::vds::(wrapper) Unknown libvirterror: ecode: 42 edom: 10 level: 2 message: Domain not found: no domain with matching uuid '2471fe77-ffcc-4e48-a671-cdc9137e6dd7'
libvirtEventLoop::DEBUG::2014-09-11 15:12:21,516::vm::1092::vm.Vm::(setDownStatus) vmId=`2471fe77-ffcc-4e48-a671-cdc9137e6dd7`::Changed state to Down: Lost connection with qemu process

Environment

  • Red Hat Enterprise Virtualization (RHEV) 3.1

  • Red Hat Enterprise Linux (RHEL) 6.4 host

    • vdsm-4.10.2-22.0
    • libvirt-0.10.2-18.el6_4.8
    • qemu-kvm-rhev-0.12.1.2-2.355.el6_4.5
  • Red Hat Enterprise Linux (RHEL) 6.4 guest

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