No valid host was found. There are not enough hosts available.
this is my /var/log/nova/nova-conductor.log:
2016-09-04 22:20:16.775 11514 INFO nova.service [-] Starting conductor node (version 13.1.0-1.el7)
2016-09-04 22:24:25.974 11510 WARNING nova.scheduler.utils [req-3b1cd184-426b-4345-b0f4-904c6a891ea0 ca82e5b1f25a447fa930da3f967bd468 b11e9d4379f641bfac833c7ec1d07ecd - - -] Failed to compute_task_build_instances: No valid host was found. There are not enough hosts available.
Traceback (most recent call last):
File "/usr/lib/python2.7/site-packages/oslo_messaging/rpc/server.py", line 150, in inner
return func(*args, **kwargs)
File "/usr/lib/python2.7/site-packages/nova/scheduler/manager.py", line 104, in select_destinations
dests = self.driver.select_destinations(ctxt, spec_obj)
File "/usr/lib/python2.7/site-packages/nova/scheduler/filter_scheduler.py", line 74, in select_destinations
raise exception.NoValidHost(reason=reason)
NoValidHost: No valid host was found. There are not enough hosts available.
2016-09-04 22:24:25.975 11510 WARNING nova.scheduler.utils [req-3b1cd184-426b-4345-b0f4-904c6a891ea0 ca82e5b1f25a447fa930da3f967bd468 b11e9d4379f641bfac833c7ec1d07ecd - - -] [instance: e2ae1198-7275-47ce-98dd-32d781bb7382] Setting instance to ERROR state.
and that is my /var/log/nova/nova-scheduler.log:
2016-09-04 22:44:20.801 11562 INFO nova.scheduler.host_manager [req-a6fe2d89-13e8-43b3-ba66-43b646483c27 - - - - -] Successfully synced instances from host 'compute1'.
2016-09-04 22:44:35.772 11562 INFO nova.scheduler.host_manager [req-b65e3555-c03d-4d57-8f15-5b918ef9bd46 - - - - -] Successfully synced instances from host 'compute2'.
2016-09-04 22:46:23.810 11562 INFO nova.scheduler.host_manager [req-be52ff65-b4fb-4c21-9963-02b8c481bc2f - - - - -] Successfully synced instances from host 'compute1'.
2016-09-04 22:46:39.440 11562 INFO nova.scheduler.host_manager [req-a02933dd-b993-49bc-a15a-b93edbc2a4cc - - - - -] Successfully synced instances from host 'compute2'.
2016-09-04 22:48:23.808 11562 INFO nova.scheduler.host_manager [req-ebf59fd3-e53c-4e44-b230-a4be16375548 - - - - -] Successfully synced instances from host 'compute1'.
2016-09-04 22:48:41.451 11562 INFO nova.scheduler.host_manager [req-ad5b58b7-603a-4845-91e3-9c1da18eba51 - - - - -] Successfully synced instances from host 'compute2'.
2016-09-04 22:50:28.803 11562 INFO nova.scheduler.host_manager [req-03f98b33-d20b-4d78-afde-7555eb321591 - - - - -] Successfully synced instances from host 'compute1'.
2016-09-04 22:50:43.443 11562 INFO nova.scheduler.host_manager [req-215f9f4b-61e2-4bad-8ce3-ba51bf57e3c5 - - - - -] Successfully synced instances from host 'compute2'.
-
nova service-list:
+----+------------------+------------+----------+---------+-------+----------------------------+-----------------+
| Id | Binary | Host | Zone | Status | State | Updated_at | Disabled Reason |
+----+------------------+------------+----------+---------+-------+----------------------------+-----------------+
| 1 | nova-conductor | controller | internal | enabled | up | 2016-09-04T14:53:11.000000 | - |
| 3 | nova-scheduler | controller | internal | enabled | up | 2016-09-04T14:53:08.000000 | - |
| 4 | nova-consoleauth | controller | internal | enabled | up | 2016-09-04T14:53:11.000000 | - |
| 16 | nova-compute | compute1 | zone1 | enabled | up | 2016-09-04T14:53:04.000000 | - |
| 17 | nova-compute | compute2 | zone2 | enabled | up | 2016-09-04T14:53:12.000000 | - |
+----+------------------+------------+----------+---------+-------+----------------------------+-----------------+
[root@controller ~]# neutron agent-list
+----------------------+--------------------+------------+-------------------+-------+----------------+------------------------+
| id | agent_type | host | availability_zone | alive | admin_state_up | binary |
+----------------------+--------------------+------------+-------------------+-------+----------------+------------------------+
| 5b76221c-9b0d-457e- | Linux bridge agent | controller | | :-) | True | neutron-linuxbridge- |
| 974d-ddca228feb36 | | | | | | agent |
| 6518485c-d910-46f3 | L3 agent | controller | nova | :-) | True | neutron-l3-agent |
| -b67a-78dc00601433 | | | | | | |
| 89d79bc7-c7a5-40f1-8 | Linux bridge agent | compute1 | | :-) | True | neutron-linuxbridge- |
| ac0-f648fc39872f | | | | | | agent |
| c02049ba-129c-4548-8 | Linux bridge agent | compute2 | | :-) | True | neutron-linuxbridge- |
| d32-fd3ca2900731 | | | | | | agent |
| cfef2c97-ee09-4c64-a | DHCP agent | controller | nova | :-) | True | neutron-dhcp-agent |
| 042-7f1673ee85df | | | | | | |
| d6e0d782-8a80-411b-a | Metadata agent | controller | | :-) | True | neutron-metadata-agent |
| 098-70becdaaa69e | | | | | | |
+----------------------+--------------------+------------+-------------------+-------+----------------+------------------------+
cat /var/log/nova/nova-compute.log
2016-09-04 23:43:46.585 9017 ERROR nova.compute.manager [req-20e25c15-cc8d-412a-b516-cb9e0c045a6f - - - - -] No compute node record for host compute1
2016-09-04 23:43:46.590 9017 INFO nova.compute.resource_tracker [req-20e25c15-cc8d-412a-b516-cb9e0c045a6f - - - - -] Auditing locally available compute resources for node compute1
2016-09-04 23:43:46.858 9017 ERROR nova.compute.manager [req-20e25c15-cc8d-412a-b516-cb9e0c045a6f - - - - -] Error updating resources for node compute1.
2016-09-04 23:43:46.858 9017 ERROR nova.compute.manager Traceback (most recent call last):
2016-09-04 23:43:46.858 9017 ERROR nova.compute.manager File "/usr ...
Coud you please provide the output of the following from the
novaDatabase.you are right,i find there were nothing,i have solved my problem ,there have some configuration wrong in my nova.conf ,thanks
How did u solve the issue? i am alos facing the same issue
Also having this issue. Please report back. Easy to ask questions when u need it. :-)