Openstack's Compute is a component that can be used to host and manage systems
Questions tagged [openstack-nova]
106 questions
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1 answer
difference between creating server via nova and heat
What are the pros and cons of creating server via nova and heat stack?
When should we use nova and when we should use heat?
Bani
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- 6
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Openstack- unable to login from snapshot instance
I took a snapshot from one instance in an openstack and put the snapshot as image in another openstack deployment, then tried to run it on a flavor that has greater hardware than required. Everything seems to go smooth but I'm unable to login into…
Vishwa Mithra Tatta
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- 6
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1 answer
containerized Openstack services
I have a difficulties in the following question:
"Does it make sense to containerized/dockerize the openstack controlling services like Neurtron/Cinder/Glance/Keystone server services (neutron-API ,etc) and nova controlling services like Nova-api…
user393397
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- 4
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1 answer
OpenStack-Ansible: Troubleshooting instance not seeing attached volume
I've been working with OpenStack-Ansible 22.0.1 and have successfully brought up a controller node and a compute node with LVM storage that, on the surface, functions. I can now create an instance and boot to an ISO. There is an attached volume that…
Sqrl
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- 3
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Resize server succeed but not applied
I would like to resize the server via this api. It returns 202 but the flavor is not applied. Its status is not changed to VERIFY_RESIZE.
The status is Active. I also tried it with SHUTOFF status. The same thing has happened via CLI and…
Bani
- 19
- 6
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1 answer
Update instance and flavor
How can I update flavor and image of an instance? It is not possible with this api.
As another question, how can I update ram, disk and vcpu of the flavor?
Bani
- 19
- 6
0
votes
1 answer
openstack using name instead of id
Can I use name instead of id for openstack api such as show instance? When I send server name in the url, I got 404. Is there any way to get the id of the instance by means of its name?
Bani
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- 6
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Installing OpenStack Kilo in a modern OS
I'm trying to run a legacy code written for OpenStack Kilo, in order to migrate it to newer versions of OpenStack.
I mostly need Nova, Neutron and Placement of that version in order to test the code.
So far, I tried to install Kilo using RDO on…
Kerek
- 101
- 1
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required fileds in create server
which fields are required in creating server for v2.1? I send these data but it has the below error.
{"computeFault":{"code":500,"message":"Unexpected API Error. Please report this at http://bugs.launchpad.net/nova/ and attach the Nova API log if…
Bani
- 19
- 6
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1 answer
OpenStack API returns no server details
I cannot see the detail of servers when I send request to /servers/detail via port 8774. I get the response same as the /servers. In both request I get the 300 status code. It returns a list of choices. In both cases of sending token and not sending…
Bani
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- 6
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Keystone scopes behavior is inconsistent between nova and cinder
I've been trying to update our OpenStack installation to use new options enforce_new_defaults and enforce_scope since in Wallaby for nova old policies will be deprecated. Those option seem to be present in many components (nova, cinder, keystone,…
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1 answer
openstack instance migration is failing
OpenStack migration is failing between two hosts. Using OpenStack Ussuri. Both hosts have VMs running on them and are able to host new VMs.
Both hosts appear up and available in the compute service list:
darren@jacob:admin:~$ openstack compute…
dmcgrandle
- 121
- 7
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2 answers
Openstack VM build fails with error
I have installed OpenStack Victoria according to the official guide https://docs.openstack.org/install-guide/index.html
But if I now start a VM into the public network it fails with an error.
The log from /var/log/nova/nova-compute.log gives hints…
loewexy
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-1
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1 answer
Different between of the role of Nova-Conductor and Nova-Compute
Assert: I don't understand about OPS/Redhat explaination. Because all of information said nova-conductor will help database-accessing for nova-compute, every chart/image showed, too.
From OPS Community
nova-conductor module:
Mediates interactions…
Huy võ lê
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1 answer
How to schedule VMs in few specific host?
I have 4 nodes, 1 controller nodes and 3 compute node.
I divined into 2 AZ, AZ1 (compute1) and AZ2(compute2, compute3)
I can use create instance w/ --avaibilty-zone AZ1 (AZ2) to make the instance build in compute1 or compute2/3
But the openstack…
Lê Minh Quân
- 301
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