Block Live Migration doesn't work on RHOS 5

Solution In Progress - Updated -


  • Block Live Migration doesn't work on RHOS 5
    There was following message in /var/log/nova-compute.log on the source compute node.
ERROR nova.virt.libvirt.driver [-] [instance: 61fe562c-7879-49c8-84b9-b100445414aa] Live Migration failure: operation failed: Failed to connect to remote libvirt URI qemu+ssh://nova@<NODENAME>/system?no_verify=1&keyfile=/etc/nova/ssh/nova_migration_key: packet 1416128879 bytes received from server too large, want 16777216


  • Red Hat Openstack Platform 5 (RHEL7/RHEL6)
  • openstack-packstack older than 2014.1.1-0.40

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