Hi 

I am unable to migrate to hypervisor that's sandy bridge CPU.

The cluster supports CPUs that old.

This is the message on host when migration fails:

Aug 23 20:40:14 lyon vdsm[9648]: WARN Worker blocked: <Worker name=periodic/1 running <Task <Operation action=<vdsm.virt.sampling.HostMonitor object at 0x7f2f8054b310> at 0x7f2f8054b350> timeout=15, duration=15 at 0x7f2f8048d290> task#=79 at 0x7f2f80540490>, traceback:#012File: "/usr/lib64/python2.7/threading.py", line 785, in __bootstrap#012  self.__bootstrap_inner()#012File: "/usr/lib64/python2.7/threading.py", line 812, in __bootstrap_inner#012  self.run()#012File: "/usr/lib64/python2.7/threading.py", line 765, in run#012  self.__target(*self.__args, **self.__kwargs)#012File: "/usr/lib/python2.7/site-packages/vdsm/common/concurrent.py", line 194, in run#012  ret = func(*args, **kwargs)#012File: "/usr/lib/python2.7/site-packages/vdsm/executor.py", line 301, in _run#012  self._execute_task()#012File: "/usr/lib/python2.7/site-packages/vdsm/executor.py", line 315, in _execute_task#012  task()#012File: "/usr/lib/python2.7/site-packages/vdsm/executor.py", line 391, in __call__#012  self._callable()#012File: "/usr/lib/python2.7/site-packages/vdsm/virt/periodic.py", line 220, in __call__#012  self._func()#012File: "/usr/lib/python2.7/site-packages/vdsm/virt/sampling.py", line 580, in __call__#012  stats = hostapi.get_stats(self._cif, self._samples.stats())#012File: "/usr/lib/python2.7/site-packages/vdsm/host/api.py", line 77, in get_stats#012  ret['haStats'] = _getHaInfo()#012File: "/usr/lib/python2.7/site-packages/vdsm/host/api.py", line 182, in _getHaInfo#012  stats = instance.get_all_stats()#012File: "/usr/lib/python2.7/site-packages/ovirt_hosted_engine_ha/client/client.py", line 94, in get_all_stats#012  stats = broker.get_stats_from_storage()#012File: "/usr/lib/python2.7/site-packages/ovirt_hosted_engine_ha/lib/brokerlink.py", line 135, in get_stats_from_storage#012  result = self._proxy.get_stats()#012File: "/usr/lib64/python2.7/xmlrpclib.py", line 1233, in __call__#012  return self.__send(self.__name, args)#012File: "/usr/lib64/python2.7/xmlrpclib.py", line 1591, in __request#012  verbose=self.__verbose#012File: "/usr/lib64/python2.7/xmlrpclib.py", line 1273, in request#012  return self.single_request(host, handler, request_body, verbose)#012File: "/usr/lib64/python2.7/xmlrpclib.py", line 1303, in single_request#012  response = h.getresponse(buffering=True)#012File: "/usr/lib64/python2.7/httplib.py", line 1113, in getresponse#012  response.begin()#012File: "/usr/lib64/python2.7/httplib.py", line 444, in begin#012  version, status, reason = self._read_status()#012File: "/usr/lib64/python2.7/httplib.py", line 400, in _read_status#012  line = self.fp.readline(_MAXLINE + 1)#012File: "/usr/lib64/python2.7/socket.py", line 476, in readline#012  data = self._sock.recv(self._rbufsize)

Aug 23 20:43:45 lyon vdsm[9648]: WARN ping was deprecated in favor of ping2 and confirmConnectivity

Aug 23 20:43:45 lyon vdsm[9648]: WARN Attempting to add an existing net user: ovirtmgmt/adf14389-1563-4b1a-9af6-4b40370a825b

Aug 23 20:43:46 lyon lldpad: recvfrom(Event interface): No buffer space available

Aug 23 20:43:46 lyon kernel: ovirtmgmt: port 2(vnet0) entered blocking state

Aug 23 20:43:46 lyon kernel: ovirtmgmt: port 2(vnet0) entered disabled state

Aug 23 20:43:46 lyon kernel: device vnet0 entered promiscuous mode

Aug 23 20:43:46 lyon kernel: ovirtmgmt: port 2(vnet0) entered blocking state

Aug 23 20:43:46 lyon kernel: ovirtmgmt: port 2(vnet0) entered forwarding state

Aug 23 20:43:46 lyon NetworkManager[1658]: <info>  [1535071426.4326] manager: (vnet0): new Tun device (/org/freedesktop/NetworkManager/Devices/57)

Aug 23 20:43:46 lyon NetworkManager[1658]: <info>  [1535071426.4336] device (vnet0): state change: unmanaged -> unavailable (reason 'connection-assumed', sys-iface-state: 'external')

Aug 23 20:43:46 lyon NetworkManager[1658]: <info>  [1535071426.4341] device (vnet0): state change: unavailable -> disconnected (reason 'none', sys-iface-state: 'external')

Aug 23 20:43:46 lyon dbus[1396]: [system] Activating via systemd: service name='org.freedesktop.machine1' unit='dbus-org.freedesktop.machine1.service'

Aug 23 20:43:46 lyon systemd: Cannot add dependency job for unit lvm2-lvmetad.socket, ignoring: Unit is masked.

Aug 23 20:43:46 lyon systemd: Starting Virtual Machine and Container Registration Service...

Aug 23 20:43:46 lyon dbus[1396]: [system] Successfully activated service 'org.freedesktop.machine1'

Aug 23 20:43:46 lyon systemd: Started Virtual Machine and Container Registration Service.

Aug 23 20:43:46 lyon systemd-machined: New machine qemu-2-HostedEngine.

Aug 23 20:43:46 lyon systemd: Started Virtual Machine qemu-2-HostedEngine.

Aug 23 20:43:46 lyon systemd: Starting Virtual Machine qemu-2-HostedEngine.

Aug 23 20:43:46 lyon kvm: 1 guest now active

Aug 23 20:43:46 lyon libvirtd: 2018-08-24 00:43:46.940+0000: 9195: error : virCPUx86UpdateLive:2742 : operation failed: guest CPU doesn't match specification: missing features: fma,movbe,f16c,rdrand,fsgsbase,bmi1,hle,avx2,smep,bmi2,erms,invpcid,rtm,mpx,rdseed,adx,smap,xsavec,xgetbv1,abm,3dnowprefetch

Aug 23 20:43:47 lyon kernel: ovirtmgmt: port 2(vnet0) entered disabled state

Aug 23 20:43:47 lyon kernel: device vnet0 left promiscuous mode

Aug 23 20:43:47 lyon kernel: ovirtmgmt: port 2(vnet0) entered disabled state

Aug 23 20:43:47 lyon avahi-daemon[1300]: Withdrawing workstation service for vnet0.

Aug 23 20:43:47 lyon NetworkManager[1658]: <info>  [1535071427.2753] device (vnet0): state change: disconnected -> unmanaged (reason 'unmanaged', sys-iface-state: 'removed')

Aug 23 20:43:47 lyon NetworkManager[1658]: <info>  [1535071427.2753] device (vnet0): released from master device ovirtmgmt

Aug 23 20:43:47 lyon lldpad: recvfrom(Event interface): No buffer space available

Aug 23 20:43:47 lyon kvm: 0 guests now active

Aug 23 20:43:47 lyon systemd-machined: Machine qemu-2-HostedEngine terminated.

Aug 23 20:43:47 lyon vdsm[9648]: WARN File: /var/lib/libvirt/qemu/channels/adf14389-1563-4b1a-9af6-4b40370a825b.ovirt-guest-agent.0 already removed

Aug 23 20:43:47 lyon vdsm[9648]: WARN Attempting to remove a non existing network: ovirtmgmt/adf14389-1563-4b1a-9af6-4b40370a825b

Aug 23 20:43:47 lyon vdsm[9648]: WARN Attempting to remove a non existing net user: ovirtmgmt/adf14389-1563-4b1a-9af6-4b40370a825b

Aug 23 20:43:47 lyon vdsm[9648]: WARN File: /var/lib/libvirt/qemu/channels/adf14389-1563-4b1a-9af6-4b40370a825b.org.qemu.guest_agent.0 already removed

Aug 23 20:43:51 lyon lldpad: setsockopt nearest_bridge: Invalid argument

Aug 23 20:43:52 lyon lldpad: setsockopt nearest_bridge: Invalid argument

Can I fix this somehow?

Thanks,

Douglas Duckworth, MSc, LFCS
HPC System Administrator
Scientific Computing Unit

Weill Cornell Medicine

1300 York - LC-502

E: doug@med.cornell.edu
O: 212-746-6305
F: 212-746-8690