Failed to migrate VM, with message as : " gaierror: [Errno -2] Name or service not known " on the source host

Solution Verified - Updated -

Issue

  • Failed to migrate VM, with message as : " gaierror: [Errno -2] Name or service not known " on the source host
Thread-3620194::ERROR::2016-06-24 17:30:03,187::migration::208::virt.vm::(_recover) vmId=`b74e6f61-5cb4-4ca3-8c91-594af32c09bb`::[Errno -2] Name or service not known
Thread-3620194::ERROR::2016-06-24 17:30:03,187::migration::213::virt.vm::(_recover) vmId=`b74e6f61-5cb4-4ca3-8c91-594af32c09bb`::Failed to destroy remote VM 
Traceback (most recent call last):
  File "/usr/share/vdsm/virt/migration.py", line 211, in _recover
    self._destServer.destroy(self._vm.id)
AttributeError: 'SourceThread' object has no attribute '_destServer'
Thread-3620194::DEBUG::2016-06-24 17:30:03,188::__init__::206::jsonrpc.Notification::(emit) Sending event {"params": {"notify_time": 5533386610, "b74e6f61-5cb4-4ca3-8c91-594af32c09bb": {"status": "Migration Source"}}, "jsonrpc": "2.0", "method": "|virt|VM_status|b74e6f61-5cb4-4ca3-8c91-594af32c09bb"}
Thread-3620194::ERROR::2016-06-24 17:30:03,188::migration::309::virt.vm::(run) vmId=`b74e6f61-5cb4-4ca3-8c91-594af32c09bb`::Failed to migrate
Traceback (most recent call last):
  File "/usr/share/vdsm/virt/migration.py", line 278, in run
    self._setupVdsConnection()
  File "/usr/share/vdsm/virt/migration.py", line 143, in _setupVdsConnection
    client = self._createClient(port)
  File "/usr/share/vdsm/virt/migration.py", line 130, in _createClient
    self.remoteHost, int(port), sslctx)
  File "/usr/lib/python2.7/site-packages/vdsm/utils.py", line 1269, in create_connected_socket
    sock.connect((host, port))
  File "/usr/lib64/python2.7/site-packages/M2Crypto/SSL/Connection.py", line 181, in connect
    self.socket.connect(addr)
  File "/usr/lib64/python2.7/socket.py", line 224, in meth
    return getattr(self._sock,name)(*args)
gaierror: [Errno -2] Name or service not known

Environment

  • Red Hat Enterprise Virtualization 3.6

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