Red Hat Bugzilla – Bug 1381533
Multi-Ephemeral instance Live Block Migration fails silently
Last modified: 2017-11-14 16:51:57 EST
# yum list installed | grep openstack-nova openstack-nova-api.noarch 2015.1.4-21.el7ost @rhelosp-7.0-puddle openstack-nova-cert.noarch 2015.1.4-21.el7ost @rhelosp-7.0-puddle openstack-nova-common.noarch 2015.1.4-21.el7ost @rhelosp-7.0-puddle openstack-nova-compute.noarch 2015.1.4-21.el7ost @rhelosp-7.0-puddle openstack-nova-conductor.noarch 2015.1.4-21.el7ost @rhelosp-7.0-puddle openstack-nova-console.noarch 2015.1.4-21.el7ost @rhelosp-7.0-puddle openstack-nova-novncproxy.noarch 2015.1.4-21.el7ost @rhelosp-7.0-puddle openstack-nova-scheduler.noarch 2015.1.4-21.el7ost @rhelosp-7.0-puddle # nova flavor-create 2ephemeral-disks 6 512 1 1 --ephemeral 2 +----+------------------+-----------+------+-----------+------+-------+-------------+-----------+ | ID | Name | Memory_MB | Disk | Ephemeral | Swap | VCPUs | RXTX_Factor | Is_Public | +----+------------------+-----------+------+-----------+------+-------+-------------+-----------+ | 6 | 2ephemeral-disks | 512 | 1 | 2 | | 1 | 1.0 | True | +----+------------------+-----------+------+-----------+------+-------+-------------+-----------+ # neutron net-list +--------------------------------------+---------+------------------------------------------------------+ | id | name | subnets | +--------------------------------------+---------+------------------------------------------------------+ | d46e53ca-eba1-4127-8aa7-ecb2811d672c | private | 71b66423-b131-4073-ae42-17d99eacc114 10.0.0.0/24 | | 4fe7d69b-a2e9-4d12-9d48-30c543f832a2 | public | 4037811e-70c1-489c-9048-1853810ddd4a 172.24.4.224/28 | +--------------------------------------+---------+------------------------------------------------------+ # nova boot --flavor 2ephemeral-disks --image cirros --ephemeral size=1 --ephemeral size=1 --nic net-id=d46e53ca-eba1-4127-8aa7-ecb2811d672c internal1 +--------------------------------------+-----------------------------------------------+ | Property | Value | +--------------------------------------+-----------------------------------------------+ | OS-DCF:diskConfig | MANUAL | | OS-EXT-AZ:availability_zone | | | OS-EXT-SRV-ATTR:host | - | | OS-EXT-SRV-ATTR:hypervisor_hostname | - | | OS-EXT-SRV-ATTR:instance_name | instance-00000004 | | OS-EXT-STS:power_state | 0 | | OS-EXT-STS:task_state | scheduling | | OS-EXT-STS:vm_state | building | | OS-SRV-USG:launched_at | - | | OS-SRV-USG:terminated_at | - | | accessIPv4 | | | accessIPv6 | | | adminPass | QRvHEFtL9wv4 | | config_drive | | | created | 2016-12-09T20:35:47Z | | flavor | 2ephemeral-disks (6) | | hostId | | | id | 74f77f96-633b-4a44-a758-91997c1db685 | | image | cirros (282aad08-8c0c-42f1-8c8c-e8b9590dcef2) | | key_name | - | | metadata | {} | | name | internal1 | | os-extended-volumes:volumes_attached | [] | | progress | 0 | | security_groups | default | | status | BUILD | | tenant_id | 8a6e7e3c86254cff86f9e9913e449535 | | updated | 2016-12-09T20:35:47Z | | user_id | 57d21a5ec5ce4d03ae90042ab66a0ba7 | +--------------------------------------+-----------------------------------------------+ # # nova list --field name,status,host | grep -i internal1 | 74f77f96-633b-4a44-a758-91997c1db685 | internal1 | ACTIVE | serverY | # virsh domblklist 3 Target Source ------------------------------------------------ vda /var/lib/nova/instances/74f77f96-633b-4a44-a758-91997c1db685/disk vdb /var/lib/nova/instances/74f77f96-633b-4a44-a758-91997c1db685/disk.eph0 vdc /var/lib/nova/instances/74f77f96-633b-4a44-a758-91997c1db685/disk.eph1 # nova live-migration internal1 serverX --block-migrate # nova list +--------------------------------------+-----------+-----------+------------+-------------+------------------+ | ID | Name | Status | Task State | Power State | Networks | +--------------------------------------+-----------+-----------+------------+-------------+------------------+ | 74f77f96-633b-4a44-a758-91997c1db685 | internal1 | MIGRATING | migrating | Running | private=10.0.0.6 | | 30ff1267-6233-4682-817d-6209f8721156 | vm2 | ERROR | - | NOSTATE | private=10.0.0.5 | +--------------------------------------+-----------+-----------+------------+-------------+------------------+ # nova list +--------------------------------------+-----------+--------+------------+-------------+------------------+ | ID | Name | Status | Task State | Power State | Networks | +--------------------------------------+-----------+--------+------------+-------------+------------------+ | 74f77f96-633b-4a44-a758-91997c1db685 | internal1 | ACTIVE | - | Running | private=10.0.0.6 | | 30ff1267-6233-4682-817d-6209f8721156 | vm2 | ERROR | - | NOSTATE | private=10.0.0.5 | +--------------------------------------+-----------+--------+------------+-------------+------------------+ # nova show internal1 | grep host | OS-EXT-SRV-ATTR:host | serverX | | OS-EXT-SRV-ATTR:hypervisor_hostname | serverX | | hostId | 0faeaeb5e3fdab346ee93735e25dc0efb16fea7544cc6222a177153c |
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://rhn.redhat.com/errata/RHSA-2017-0282.html