OpenStack live migration with Cobalt and VMS

gc_example_migrate_during.sh

$ nova list
+--------------------------------------+---------------------+-----------+-----------------------+
| ID                                   | Name                | Status    | Networks              |
+--------------------------------------+---------------------+-----------+-----------------------+
| 76c9f4eb-0111-409a-8e88-e5eb2d5c850e | lm-test             | MIGRATING | internal=X.X.X.X      |
+--------------------------------------+---------------------+-----------+-----------------------+

gc_example_migrate_post.sh

$ nova list
+--------------------------------------+---------------------+---------+-----------------------+
| ID                                   | Name                | Status  | Networks              |
+--------------------------------------+---------------------+---------+-----------------------+
| 76c9f4eb-0111-409a-8e88-e5eb2d5c850e | lm-test             | ACTIVE  | internal=X.X.X.X      |
+--------------------------------------+---------------------+---------+-----------------------+

gc_migrate_vm.sh

# Migrate an instance using VMS.
# 
# Positional arguments:
#  <instance>            ID or name of the instance to migrate
#
# Optional arguments:
#  --dest <destination host>
#                        The host to migrate to, as reported by nova
#                        host-list. If this argument is omitted, a
#                        random cobalt-enabled host is selected (useful
#                        for evacuating a host).
nova cobalt-migrate --dest myhost123 myinstance