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[Bug 1716234] [NEW] Live migrate fails on Ocata

 

Public bug reported:

Instructed to report this bug by Nova.

Instance was running on Host compute3O

root@controllerO:~# openstack server show eb335c1a-836e-4e65-b900-d7fbd1b78227
+-------------------------------------+----------------------------------------------------------+
| Field                               | Value                                                    |
+-------------------------------------+----------------------------------------------------------+
| OS-DCF:diskConfig                   | AUTO                                                     |
| OS-EXT-AZ:availability_zone         | nova                                                     |
| OS-EXT-SRV-ATTR:host                | compute3O                                                |
| OS-EXT-SRV-ATTR:hypervisor_hostname | compute3O                                                |
| OS-EXT-SRV-ATTR:instance_name       | instance-0000002a                                        |
| OS-EXT-STS:power_state              | Running                                                  |
| OS-EXT-STS:task_state               | None                                                     |
| OS-EXT-STS:vm_state                 | active                                                   |
| OS-SRV-USG:launched_at              | 2017-09-10T11:55:41.000000                               |
| OS-SRV-USG:terminated_at            | None                                                     |
| accessIPv4                          |                                                          |
| accessIPv6                          |                                                          |
| addresses                           | selfservice=172.16.1.6, 192.168.179.104                  |
| config_drive                        |                                                          |
| created                             | 2017-09-10T11:54:17Z                                     |
| flavor                              | C1R1D10 (1)                                              |
| hostId                              | c1f359b371ca8c010ed1f0d992903906455ec5668656fb2b588b7db4 |
| id                                  | eb335c1a-836e-4e65-b900-d7fbd1b78227                     |
| image                               |                                                          |
| key_name                            | marcus-key                                               |
| name                                | d1                                                       |
| progress                            | 0                                                        |
| project_id                          | 83a0f55c38b14931bf1fed6758af8691                         |
| properties                          |                                                          |
| security_groups                     | name='default'                                           |
| status                              | ACTIVE                                                   |
| updated                             | 2017-09-10T14:36:41Z                                     |
| user_id                             | bf2bd08f16a34c629c7d211b71b4f0b8                         |
| volumes_attached                    | id='3771d614-11f1-4757-8b00-1181995d3fde'                |
+-------------------------------------+----------------------------------------------------------+


root@controllerO:~# openstack hypervisor show compute3O
+----------------------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Field                | Value                                                                                                                                                              |
+----------------------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| aggregates           | []                                                                                                                                                                 |
| cpu_info             | {"vendor": "AMD", "model": "Opteron_G3", "arch": "x86_64", "features": ["pge", "clflush", "sep", "syscall", "vme", "msr", "nodeid_msr", "cmov", "fpu", "pat",      |
|                      | "monitor", "lm", "tsc", "3dnowprefetch", "nx", "fxsr", "pae", "wdt", "cmp_legacy", "skinit", "sse4a", "mmx", "cx8", "mce", "de", "cr8legacy", "ht", "pse",         |
|                      | "3dnowext", "abm", "fxsr_opt", "popcnt", "mca", "pdpe1gb", "apic", "sse", "3dnow", "invtsc", "pni", "rdtscp", "svm", "mmxext", "osvw", "sse2", "lahf_lm",          |
|                      | "misalignsse", "cx16", "extapic", "pse36", "mtrr", "ibs"], "topology": {"cores": 6, "cells": 8, "threads": 1, "sockets": 1}}                                       |
| current_workload     | 0                                                                                                                                                                  |
| disk_available_least | 186                                                                                                                                                                |
| free_disk_gb         | 186                                                                                                                                                                |
| free_ram_mb          | 256412                                                                                                                                                             |
| host_ip              | 192.168.178.237                                                                                                                                                    |
| host_time            | 16:46:00                                                                                                                                                           |
| hypervisor_hostname  | compute3O                                                                                                                                                          |
| hypervisor_type      | QEMU                                                                                                                                                               |
| hypervisor_version   | 2008000                                                                                                                                                            |
| id                   | 2                                                                                                                                                                  |
| load_average         | 0.11, 0.03, 0.01                                                                                                                                                   |
| local_gb             | 196                                                                                                                                                                |
| local_gb_used        | 0                                                                                                                                                                  |
| memory_mb            | 257948                                                                                                                                                             |
| memory_mb_used       | 1312                                                                                                                                                               |
| running_vms          | 1                                                                                                                                                                  |
| service_host         | compute3O                                                                                                                                                          |
| service_id           | 8                                                                                                                                                                  |
| state                | up                                                                                                                                                                 |
| status               | enabled                                                                                                                                                            |
| uptime               | 2:56                                                                                                                                                               |
| users                | 0                                                                                                                                                                  |
| vcpus                | 48                                                                                                                                                                 |
| vcpus_used           | 1                                                                                                                                                                  |
+----------------------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------+

and should be migrated to compute1O:

root@controllerO:~# openstack hypervisor show compute1O
+----------------------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Field                | Value                                                                                                                                                              |
+----------------------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| aggregates           | []                                                                                                                                                                 |
| cpu_info             | {"vendor": "AMD", "model": "Opteron_G3", "arch": "x86_64", "features": ["pge", "clflush", "sep", "syscall", "vme", "msr", "cmov", "fpu", "pat", "monitor", "lm",   |
|                      | "tsc", "3dnowprefetch", "nx", "fxsr", "pae", "wdt", "cmp_legacy", "skinit", "sse4a", "mmx", "cx8", "mce", "de", "cr8legacy", "ht", "pse", "3dnowext", "abm",       |
|                      | "fxsr_opt", "popcnt", "mca", "pdpe1gb", "apic", "sse", "3dnow", "invtsc", "pni", "rdtscp", "svm", "mmxext", "osvw", "sse2", "lahf_lm", "misalignsse", "cx16",      |
|                      | "extapic", "pse36", "mtrr", "ibs"], "topology": {"cores": 4, "cells": 4, "threads": 1, "sockets": 1}}                                                              |
| current_workload     | 0                                                                                                                                                                  |
| disk_available_least | 114                                                                                                                                                                |
| free_disk_gb         | 115                                                                                                                                                                |
| free_ram_mb          | 128427                                                                                                                                                             |
| host_ip              | 192.168.178.235                                                                                                                                                    |
| host_time            | 16:47:45                                                                                                                                                           |
| hypervisor_hostname  | compute1O                                                                                                                                                          |
| hypervisor_type      | QEMU                                                                                                                                                               |
| hypervisor_version   | 2008000                                                                                                                                                            |
| id                   | 3                                                                                                                                                                  |
| load_average         | 1.61, 1.71, 1.78                                                                                                                                                   |
| local_gb             | 115                                                                                                                                                                |
| local_gb_used        | 0                                                                                                                                                                  |
| memory_mb            | 128939                                                                                                                                                             |
| memory_mb_used       | 734                                                                                                                                                                |
| running_vms          | 0                                                                                                                                                                  |
| service_host         | compute1O                                                                                                                                                          |
| service_id           | 9                                                                                                                                                                  |
| state                | up                                                                                                                                                                 |
| status               | enabled                                                                                                                                                            |
| uptime               | 3:14                                                                                                                                                               |
| users                | 1                                                                                                                                                                  |
| vcpus                | 16                                                                                                                                                                 |
| vcpus_used           | 0                                                                                                                                                                  |
+----------------------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------+

Command was:

root@controllerO:~# openstack server migrate --live compute1o eb335c1a-836e-4e65-b900-d7fbd1b78227
Unexpected API Error. Please report this at http://bugs.launchpad.net/nova/ and attach the Nova API log if possible.
<class 'oslo_messaging.exceptions.MessagingTimeout'> (HTTP 500) (Request-ID: req-a84a7163-98f6-496e-8965-656db5773a10)


nova-api.log excerpt follows:

:
:
2017-09-10 16:36:36.902 3260 INFO nova.osapi_compute.wsgi.server [req-bd9d463c-fcc1-4d09-ad81-b3b19d9880ba bf2bd08f16a34c629c7d211b71b4f0b8 83a0f55c38b14931bf1fed6758af8691 - default default] 192.168.178.212 "GET /v2.1/servers/eb335c1a-836e-4e65-b900-d7fbd1b78227 HTTP/1.1" status: 200 len: 1763 time: 0.2645531
2017-09-10 16:36:36.930 3260 INFO nova.osapi_compute.wsgi.server [req-135317cd-f1e6-4e49-bb63-520db5b5567a bf2bd08f16a34c629c7d211b71b4f0b8 83a0f55c38b14931bf1fed6758af8691 - default default] 192.168.178.212 "GET /v2.1/flavors/1 HTTP/1.1" status: 200 len: 691 time: 0.0239990
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions [req-a84a7163-98f6-496e-8965-656db5773a10 ca81492f80b3453ab0b27db819c0396e a504f787d71245109b33822cfb9771cf - default default] Unexpected exception in API method
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions Traceback (most recent call last):
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/api/openstack/extensions.py", line 338, in wrapped
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     return f(*args, **kwargs)
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/api/validation/__init__.py", line 108, in wrapper
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     return func(*args, **kwargs)
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/api/validation/__init__.py", line 108, in wrapper
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     return func(*args, **kwargs)
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/api/validation/__init__.py", line 108, in wrapper
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     return func(*args, **kwargs)
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/api/openstack/compute/migrate_server.py", line 100, in _migrate_live
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     disk_over_commit, host, force, async)
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/compute/api.py", line 170, in inner
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     return function(self, context, instance, *args, **kwargs)
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/compute/api.py", line 178, in _wrapped
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     return fn(self, context, instance, *args, **kwargs)
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/compute/api.py", line 151, in inner
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     return f(self, context, instance, *args, **kw)
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/compute/api.py", line 3910, in live_migrate
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     messaging_timeout)
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 220, in __exit__
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     self.force_reraise()
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 196, in force_reraise
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     six.reraise(self.type_, self.value, self.tb)
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/compute/api.py", line 3902, in live_migrate
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     request_spec=request_spec, async=async)
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/conductor/api.py", line 112, in live_migrate_instance
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     request_spec=request_spec)
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/conductor/rpcapi.py", line 322, in migrate_server
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     return cctxt.call(context, 'migrate_server', **kw)
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/oslo_messaging/rpc/client.py", line 169, in call
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     retry=self.retry)
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/oslo_messaging/transport.py", line 97, in _send
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     timeout=timeout, retry=retry)
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/oslo_messaging/_drivers/amqpdriver.py", line 458, in send
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     retry=retry)
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/oslo_messaging/_drivers/amqpdriver.py", line 447, in _send
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     result = self._waiter.wait(msg_id, timeout)
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/oslo_messaging/_drivers/amqpdriver.py", line 339, in wait
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     message = self.waiters.get(msg_id, timeout=timeout)
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/oslo_messaging/_drivers/amqpdriver.py", line 238, in get
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     'to message ID %s' % msg_id)
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions MessagingTimeout: Timed out waiting for a reply to message ID 77a90c5ad6ca4097a1407619e37f1890
2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions
2017-09-10 16:36:41.178 3258 INFO nova.api.openstack.wsgi [req-a84a7163-98f6-496e-8965-656db5773a10 ca81492f80b3453ab0b27db819c0396e a504f787d71245109b33822cfb9771cf - default default] HTTP exception thrown: Unexpected API Error. Please report this at http://bugs.launchpad.net/nova/ and attach the Nova API log if possible.
<class 'oslo_messaging.exceptions.MessagingTimeout'>
2017-09-10 16:36:41.180 3258 INFO nova.osapi_compute.wsgi.server [req-a84a7163-98f6-496e-8965-656db5773a10 ca81492f80b3453ab0b27db819c0396e a504f787d71245109b33822cfb9771cf - default default] 192.168.178.212 "POST /v2.1/servers/eb335c1a-836e-4e65-b900-d7fbd1b78227/action HTTP/1.1" status: 500 len: 583 time: 60.1477718
2017-09-10 16:36:41.345 3258 INFO oslo_messaging._drivers.amqpdriver [-] No calling threads waiting for msg_id : 77a90c5ad6ca4097a1407619e37f1890
2017-09-10 16:36:50.448 3250 INFO nova.osapi_compute.wsgi.server [req-997edc7b-fc4d-4d96-8d12-2bb0810e4af5 bf2bd08f16a34c629c7d211b71b4f0b8 83a0f55c38b14931bf1fed6758af8691 - default default] 192.168.178.212 "GET /v2.1/servers/eb335c1a-836e-4e65-b900-d7fbd1b78227 HTTP/1.1" status: 200 len: 1753 time: 0.3524611
2017-09-10 16:36:50.475 3250 INFO nova.osapi_compute.wsgi.server [req-9126da6b-10bb-4ed0-b432-3b80c6f7b80f bf2bd08f16a34c629c7d211b71b4f0b8 83a0f55c38b14931bf1fed6758af8691 - default default] 192.168.178.212 "GET /v2.1/flavors/1 HTTP/1.1" status: 200 len: 691 time: 0.0227520
:
:

** Affects: nova
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/1716234

Title:
  Live migrate fails on Ocata

Status in OpenStack Compute (nova):
  New

Bug description:
  Instructed to report this bug by Nova.

  Instance was running on Host compute3O

  root@controllerO:~# openstack server show eb335c1a-836e-4e65-b900-d7fbd1b78227
  +-------------------------------------+----------------------------------------------------------+
  | Field                               | Value                                                    |
  +-------------------------------------+----------------------------------------------------------+
  | OS-DCF:diskConfig                   | AUTO                                                     |
  | OS-EXT-AZ:availability_zone         | nova                                                     |
  | OS-EXT-SRV-ATTR:host                | compute3O                                                |
  | OS-EXT-SRV-ATTR:hypervisor_hostname | compute3O                                                |
  | OS-EXT-SRV-ATTR:instance_name       | instance-0000002a                                        |
  | OS-EXT-STS:power_state              | Running                                                  |
  | OS-EXT-STS:task_state               | None                                                     |
  | OS-EXT-STS:vm_state                 | active                                                   |
  | OS-SRV-USG:launched_at              | 2017-09-10T11:55:41.000000                               |
  | OS-SRV-USG:terminated_at            | None                                                     |
  | accessIPv4                          |                                                          |
  | accessIPv6                          |                                                          |
  | addresses                           | selfservice=172.16.1.6, 192.168.179.104                  |
  | config_drive                        |                                                          |
  | created                             | 2017-09-10T11:54:17Z                                     |
  | flavor                              | C1R1D10 (1)                                              |
  | hostId                              | c1f359b371ca8c010ed1f0d992903906455ec5668656fb2b588b7db4 |
  | id                                  | eb335c1a-836e-4e65-b900-d7fbd1b78227                     |
  | image                               |                                                          |
  | key_name                            | marcus-key                                               |
  | name                                | d1                                                       |
  | progress                            | 0                                                        |
  | project_id                          | 83a0f55c38b14931bf1fed6758af8691                         |
  | properties                          |                                                          |
  | security_groups                     | name='default'                                           |
  | status                              | ACTIVE                                                   |
  | updated                             | 2017-09-10T14:36:41Z                                     |
  | user_id                             | bf2bd08f16a34c629c7d211b71b4f0b8                         |
  | volumes_attached                    | id='3771d614-11f1-4757-8b00-1181995d3fde'                |
  +-------------------------------------+----------------------------------------------------------+

  
  root@controllerO:~# openstack hypervisor show compute3O
  +----------------------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  | Field                | Value                                                                                                                                                              |
  +----------------------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  | aggregates           | []                                                                                                                                                                 |
  | cpu_info             | {"vendor": "AMD", "model": "Opteron_G3", "arch": "x86_64", "features": ["pge", "clflush", "sep", "syscall", "vme", "msr", "nodeid_msr", "cmov", "fpu", "pat",      |
  |                      | "monitor", "lm", "tsc", "3dnowprefetch", "nx", "fxsr", "pae", "wdt", "cmp_legacy", "skinit", "sse4a", "mmx", "cx8", "mce", "de", "cr8legacy", "ht", "pse",         |
  |                      | "3dnowext", "abm", "fxsr_opt", "popcnt", "mca", "pdpe1gb", "apic", "sse", "3dnow", "invtsc", "pni", "rdtscp", "svm", "mmxext", "osvw", "sse2", "lahf_lm",          |
  |                      | "misalignsse", "cx16", "extapic", "pse36", "mtrr", "ibs"], "topology": {"cores": 6, "cells": 8, "threads": 1, "sockets": 1}}                                       |
  | current_workload     | 0                                                                                                                                                                  |
  | disk_available_least | 186                                                                                                                                                                |
  | free_disk_gb         | 186                                                                                                                                                                |
  | free_ram_mb          | 256412                                                                                                                                                             |
  | host_ip              | 192.168.178.237                                                                                                                                                    |
  | host_time            | 16:46:00                                                                                                                                                           |
  | hypervisor_hostname  | compute3O                                                                                                                                                          |
  | hypervisor_type      | QEMU                                                                                                                                                               |
  | hypervisor_version   | 2008000                                                                                                                                                            |
  | id                   | 2                                                                                                                                                                  |
  | load_average         | 0.11, 0.03, 0.01                                                                                                                                                   |
  | local_gb             | 196                                                                                                                                                                |
  | local_gb_used        | 0                                                                                                                                                                  |
  | memory_mb            | 257948                                                                                                                                                             |
  | memory_mb_used       | 1312                                                                                                                                                               |
  | running_vms          | 1                                                                                                                                                                  |
  | service_host         | compute3O                                                                                                                                                          |
  | service_id           | 8                                                                                                                                                                  |
  | state                | up                                                                                                                                                                 |
  | status               | enabled                                                                                                                                                            |
  | uptime               | 2:56                                                                                                                                                               |
  | users                | 0                                                                                                                                                                  |
  | vcpus                | 48                                                                                                                                                                 |
  | vcpus_used           | 1                                                                                                                                                                  |
  +----------------------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------+

  and should be migrated to compute1O:

  root@controllerO:~# openstack hypervisor show compute1O
  +----------------------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  | Field                | Value                                                                                                                                                              |
  +----------------------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  | aggregates           | []                                                                                                                                                                 |
  | cpu_info             | {"vendor": "AMD", "model": "Opteron_G3", "arch": "x86_64", "features": ["pge", "clflush", "sep", "syscall", "vme", "msr", "cmov", "fpu", "pat", "monitor", "lm",   |
  |                      | "tsc", "3dnowprefetch", "nx", "fxsr", "pae", "wdt", "cmp_legacy", "skinit", "sse4a", "mmx", "cx8", "mce", "de", "cr8legacy", "ht", "pse", "3dnowext", "abm",       |
  |                      | "fxsr_opt", "popcnt", "mca", "pdpe1gb", "apic", "sse", "3dnow", "invtsc", "pni", "rdtscp", "svm", "mmxext", "osvw", "sse2", "lahf_lm", "misalignsse", "cx16",      |
  |                      | "extapic", "pse36", "mtrr", "ibs"], "topology": {"cores": 4, "cells": 4, "threads": 1, "sockets": 1}}                                                              |
  | current_workload     | 0                                                                                                                                                                  |
  | disk_available_least | 114                                                                                                                                                                |
  | free_disk_gb         | 115                                                                                                                                                                |
  | free_ram_mb          | 128427                                                                                                                                                             |
  | host_ip              | 192.168.178.235                                                                                                                                                    |
  | host_time            | 16:47:45                                                                                                                                                           |
  | hypervisor_hostname  | compute1O                                                                                                                                                          |
  | hypervisor_type      | QEMU                                                                                                                                                               |
  | hypervisor_version   | 2008000                                                                                                                                                            |
  | id                   | 3                                                                                                                                                                  |
  | load_average         | 1.61, 1.71, 1.78                                                                                                                                                   |
  | local_gb             | 115                                                                                                                                                                |
  | local_gb_used        | 0                                                                                                                                                                  |
  | memory_mb            | 128939                                                                                                                                                             |
  | memory_mb_used       | 734                                                                                                                                                                |
  | running_vms          | 0                                                                                                                                                                  |
  | service_host         | compute1O                                                                                                                                                          |
  | service_id           | 9                                                                                                                                                                  |
  | state                | up                                                                                                                                                                 |
  | status               | enabled                                                                                                                                                            |
  | uptime               | 3:14                                                                                                                                                               |
  | users                | 1                                                                                                                                                                  |
  | vcpus                | 16                                                                                                                                                                 |
  | vcpus_used           | 0                                                                                                                                                                  |
  +----------------------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------+

  Command was:

  root@controllerO:~# openstack server migrate --live compute1o eb335c1a-836e-4e65-b900-d7fbd1b78227
  Unexpected API Error. Please report this at http://bugs.launchpad.net/nova/ and attach the Nova API log if possible.
  <class 'oslo_messaging.exceptions.MessagingTimeout'> (HTTP 500) (Request-ID: req-a84a7163-98f6-496e-8965-656db5773a10)

  
  nova-api.log excerpt follows:

  :
  :
  2017-09-10 16:36:36.902 3260 INFO nova.osapi_compute.wsgi.server [req-bd9d463c-fcc1-4d09-ad81-b3b19d9880ba bf2bd08f16a34c629c7d211b71b4f0b8 83a0f55c38b14931bf1fed6758af8691 - default default] 192.168.178.212 "GET /v2.1/servers/eb335c1a-836e-4e65-b900-d7fbd1b78227 HTTP/1.1" status: 200 len: 1763 time: 0.2645531
  2017-09-10 16:36:36.930 3260 INFO nova.osapi_compute.wsgi.server [req-135317cd-f1e6-4e49-bb63-520db5b5567a bf2bd08f16a34c629c7d211b71b4f0b8 83a0f55c38b14931bf1fed6758af8691 - default default] 192.168.178.212 "GET /v2.1/flavors/1 HTTP/1.1" status: 200 len: 691 time: 0.0239990
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions [req-a84a7163-98f6-496e-8965-656db5773a10 ca81492f80b3453ab0b27db819c0396e a504f787d71245109b33822cfb9771cf - default default] Unexpected exception in API method
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions Traceback (most recent call last):
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/api/openstack/extensions.py", line 338, in wrapped
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     return f(*args, **kwargs)
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/api/validation/__init__.py", line 108, in wrapper
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     return func(*args, **kwargs)
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/api/validation/__init__.py", line 108, in wrapper
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     return func(*args, **kwargs)
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/api/validation/__init__.py", line 108, in wrapper
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     return func(*args, **kwargs)
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/api/openstack/compute/migrate_server.py", line 100, in _migrate_live
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     disk_over_commit, host, force, async)
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/compute/api.py", line 170, in inner
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     return function(self, context, instance, *args, **kwargs)
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/compute/api.py", line 178, in _wrapped
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     return fn(self, context, instance, *args, **kwargs)
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/compute/api.py", line 151, in inner
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     return f(self, context, instance, *args, **kw)
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/compute/api.py", line 3910, in live_migrate
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     messaging_timeout)
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 220, in __exit__
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     self.force_reraise()
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 196, in force_reraise
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     six.reraise(self.type_, self.value, self.tb)
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/compute/api.py", line 3902, in live_migrate
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     request_spec=request_spec, async=async)
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/conductor/api.py", line 112, in live_migrate_instance
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     request_spec=request_spec)
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/nova/conductor/rpcapi.py", line 322, in migrate_server
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     return cctxt.call(context, 'migrate_server', **kw)
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/oslo_messaging/rpc/client.py", line 169, in call
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     retry=self.retry)
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/oslo_messaging/transport.py", line 97, in _send
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     timeout=timeout, retry=retry)
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/oslo_messaging/_drivers/amqpdriver.py", line 458, in send
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     retry=retry)
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/oslo_messaging/_drivers/amqpdriver.py", line 447, in _send
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     result = self._waiter.wait(msg_id, timeout)
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/oslo_messaging/_drivers/amqpdriver.py", line 339, in wait
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     message = self.waiters.get(msg_id, timeout=timeout)
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions   File "/usr/lib/python2.7/dist-packages/oslo_messaging/_drivers/amqpdriver.py", line 238, in get
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions     'to message ID %s' % msg_id)
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions MessagingTimeout: Timed out waiting for a reply to message ID 77a90c5ad6ca4097a1407619e37f1890
  2017-09-10 16:36:41.174 3258 ERROR nova.api.openstack.extensions
  2017-09-10 16:36:41.178 3258 INFO nova.api.openstack.wsgi [req-a84a7163-98f6-496e-8965-656db5773a10 ca81492f80b3453ab0b27db819c0396e a504f787d71245109b33822cfb9771cf - default default] HTTP exception thrown: Unexpected API Error. Please report this at http://bugs.launchpad.net/nova/ and attach the Nova API log if possible.
  <class 'oslo_messaging.exceptions.MessagingTimeout'>
  2017-09-10 16:36:41.180 3258 INFO nova.osapi_compute.wsgi.server [req-a84a7163-98f6-496e-8965-656db5773a10 ca81492f80b3453ab0b27db819c0396e a504f787d71245109b33822cfb9771cf - default default] 192.168.178.212 "POST /v2.1/servers/eb335c1a-836e-4e65-b900-d7fbd1b78227/action HTTP/1.1" status: 500 len: 583 time: 60.1477718
  2017-09-10 16:36:41.345 3258 INFO oslo_messaging._drivers.amqpdriver [-] No calling threads waiting for msg_id : 77a90c5ad6ca4097a1407619e37f1890
  2017-09-10 16:36:50.448 3250 INFO nova.osapi_compute.wsgi.server [req-997edc7b-fc4d-4d96-8d12-2bb0810e4af5 bf2bd08f16a34c629c7d211b71b4f0b8 83a0f55c38b14931bf1fed6758af8691 - default default] 192.168.178.212 "GET /v2.1/servers/eb335c1a-836e-4e65-b900-d7fbd1b78227 HTTP/1.1" status: 200 len: 1753 time: 0.3524611
  2017-09-10 16:36:50.475 3250 INFO nova.osapi_compute.wsgi.server [req-9126da6b-10bb-4ed0-b432-3b80c6f7b80f bf2bd08f16a34c629c7d211b71b4f0b8 83a0f55c38b14931bf1fed6758af8691 - default default] 192.168.178.212 "GET /v2.1/flavors/1 HTTP/1.1" status: 200 len: 691 time: 0.0227520
  :
  :

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