Issue

Virtual machine live migration fails on Red Hat Enterprise Virtualization

• Error from /var/log/vdsm/vdsm.log:

Thread-138292::ERROR::2013-12-03 11:25:25,797::vm::197::vm.Vm::(_recover) vmId=`ea314112-3d0d-4831-bb91-f7d7cad590fe`::unsupported configuration: Unable to find security driver for label selinux
Thread-138292::ERROR::2013-12-03 11:25:26,255::vm::285::vm.Vm::(run) vmId=`ea314112-3d0d-4831-bb91-f7d7cad590fe`::Failed to migrate
Traceback (most recent call last):
  File "/usr/share/vdsm/vm.py", line 270, in run
    self._startUnderlyingMigration()
  File "/usr/share/vdsm/libvirtvm.py", line 495, in _startUnderlyingMigration
    None, maxBandwidth)
  File "/usr/share/vdsm/libvirtvm.py", line 531, in f
    ret = attr(*args, **kwargs)
  File "/usr/lib64/python2.6/site-packages/vdsm/libvirtconnection.py", line 104, in wrapper
    ret = f(*args, **kwargs)
  File "/usr/lib64/python2.6/site-packages/libvirt.py", line 1178, in migrateToURI2
    if ret == -1: raise libvirtError ('virDomainMigrateToURI2() failed', dom=self)
libvirtError: unsupported configuration: Unable to find security driver for label selinux

Virtual machine startup fails on Red Hat Enterprise Virtualization

• Error from /var/log/libvirtd.log:

2014-01-27 16:17:50.684+0000: 2082: debug : qemuDomainObjBeginJobInternal:813 : Starting async job: migration in
2014-01-27 16:17:50.684+0000: 2082: debug : qemuDomainObjSetJobPhase:689 : Setting 'migration in' phase to 'prepare'
2014-01-27 16:17:50.684+0000: 2082: debug : qemuProcessStart:3597 : Beginning VM startup process
2014-01-27 16:17:50.684+0000: 2082: debug : qemuProcessStart:3609 : Setting current domain def as transient
2014-01-27 16:17:50.684+0000: 2082: debug : qemuProcessStart:3635 : Preparing host devices
2014-01-27 16:17:50.684+0000: 2082: debug : qemuProcessStart:3639 : Preparing chr devices
2014-01-27 16:17:50.684+0000: 2082: debug : qemuProcessStart:3648 : Generating domain security label (if required)
2014-01-27 16:17:50.684+0000: 2082: error : virSecurityManagerGenLabel:376 : unsupported configuration: Unable to find security driver for label selinux
2014-01-27 16:17:50.684+0000: 2082: debug : qemuProcessStop:4244 : Shutting down VM 'rhatvm1' pid=0 flags=3
2014-01-27 16:17:50.684+0000: 2082: debug : qemuProcessKill:4142 : vm=rhatvm1 pid=0 flags=5
2014-01-27 16:17:50.684+0000: 2082: debug : qemuDomainCleanupRun:1995 : driver=0x7ff2e009c7a0, vm=hdqscrhatvm1
2014-01-27 16:17:50.684+0000: 2082: debug : qemuProcessAutoDestroyRemove:4725 : vm=rhatvm1
2014-01-27 16:17:50.684+0000: 2082: debug : qemuDriverCloseCallbackUnset:661 : vm=rhatvm1, uuid=67cf13bc-9eef-4b33-8b55-ab8d53094a1b, cb=0x4a6c00
2014-01-27 16:17:50.684+0000: 2082: error : qemuRemoveCgroup:754 : internal error Unable to find cgroup for rhatvm1
2014-01-27 16:17:50.684+0000: 2082: warning : qemuProcessStop:4403 : Failed to remove cgroup for rhatvm1
2014-01-27 16:17:50.684+0000: 2082: debug : qemuDomainObjEndAsyncJob:955 : Stopping async job: migration in
2014-01-27 16:17:50.688+0000: 2079: debug : virConnectClose:1449 : conn=0x7ff2dc000c30
2014-01-27 16:17:50.688+0000: 2079: debug : qemuDriverCloseCallbackRunAll:749 : conn=0x7ff2dc000c30
2014-01-27 16:17:54.262+0000: 2084: debug : virConnectOpen:1331 : name=qemu:///system
2014-01-27 16:17:54.262+0000: 2084: debug : virConnectGetConfigFile:953 : Loading config file '/etc/libvirt/libvirt.conf'
2014-01-27 16:17:54.262+0000: 2084: debug : do_open:1127 : name "qemu:///system" to URI components:

Virtual machine startup fails on Red Hat Enterprise Virtualization

• Error from /var/log/message file

Feb 23 12:39:22 redhathypervisor1  vdsm vm.Vm ERROR vmId=`0fa4b295-0fef-4fc8-8252-5ff4cd675dc1`::Failed to start a migration destination vm#012Traceback (most recent call last):#012  File "/usr/share/vdsm/virt/vm.py", line 2311, in              _startUnderlyingVm#012    self._completeIncomingMigration()#012  File "/usr/share/vdsm/virt/vm.py", line 4120, in _completeIncomingMigration#012    self._incomingMigrationFinished.isSet(), usedTimeout)#012  File "/usr/share/vdsm/virt/vm. py", line 4173, in _attachLibvirtDomainAfterMigration#012    raise MigrationError(e.get_error_message())#012MigrationError: Domain not found: no domain with matching uuid '0fa4b295-0fef-4fc8-8252-5ff4cd675dc1'