2,308 questions
Advice
0
votes
1
replies
86
views
Am I understanding GPU passthrough, MIG, vGPU, Kubernetes scheduling, AWS/GCP GPU allocation, and VMware Bitfusion correctly?
I am trying to verify my understanding of GPU allocation and GPU virtualization in cloud/private-cloud environments such as OpenStack, Kubernetes, AWS, GCP, and VMware. I'm not writing any code or ...
Score of 0
0 answers
29 views
ironic standalone update version 30.0.0 to 31.0.0
I'm currently using ironic standalone mode in k8s.
Everything was working fine but since I updated from 30.0.0 to 31.0.0, I got this error:
2025-12-22 14:52:07.455 12 ERROR ironic.api.method [None ...
Best practices
1
vote
2
replies
170
views
Openstack Security Group on OVH (quota exceeded)
I'm creating a private network on OVH using the Openstack CLI. I'd like to control allowed traffic between subnets, servers and mainly from internet. This is still my learning / discovery task.
On ...
Score of 0
1 answer
72 views
OpenStack Swift CLI prefix-based tempurl not working
running
swift tempurl --prefix-based GET 600 "/v1/AUTH_project/container/my/prefix/" "mykey12345"
returns
/v1/AUTH_project/container/my/prefix/?temp_url_sig=abc0987&...
Score of 0
0 answers
117 views
Openstack Kolla custom domain admin role
I am busy testing out openstack using the kolla-ansible deployment, version 2025.1. I want to use multi-domain which I have enabled and that works. I then wanted to try creating a user in a domain ...
Score of 0
0 answers
78 views
Decoding a pkcs12 file stored in an opaque barbican secret returns an unparsable version of the file
I'm currently troubleshooting an issue I have with generating lb listners via octavia-ingress-controller and thought it would be convenient to check if the secret and it (containing a pkcs12) is ...
Score of 0
1 answer
159 views
"Refresh cell cache in nova scheduler" hangs up [Openstack Kolla]
I'm trying to deploy a 2-node Openstack 2024.2 cluster, using Kolla, with the following components:
chrony,cinder,cron,elasticsearch,fluentd,glance,grafana,haproxy,heat,horizon,influxdb,iscsi, kafka,...
Score of 0
1 answer
318 views
kolla-ansible bootstrapping error: "module 'selinux' has no attribute 'selinux_getpolicytype'"
I am trying to do a multinode deployment of kolla-ansible on two of my DL360p's. Everything seems setup well, but when I run the bootstrap I get the following
The full traceback is:
Traceback (most ...
Score of 0
0 answers
101 views
Issues with Keystone Installation: Missing /usr/bin/keystone-all After Multiple Reinstallations
I am experiencing persistent issues with the installation of Keystone on my system. Despite multiple attempts to reinstall Keystone, I cannot find the executable file /usr/bin/keystone-all.
Here are ...
Score of 0
1 answer
140 views
How to migrate OpenStack Keystone from Juno (2014.2.4) to Caracal (2024.1) with old database?
I'm currently working on upgrading OpenStack Keystone from Juno (2014.2.4) to Caracal (2024.1), but I’m encountering an issue with the database migrations.
The challenge is that there is a significant ...
Score of -1
1 answer
286 views
Compute node not added (mapped?) in the nova cell (not listed as hypervisor) [closed]
When I delete a compute service with: openstack compute service delete a04910ef-1441-4949-8ffb-6393c22141b2, I can restart the nova-compute on the machine with sudo systemctl restart nova-compute to ...
Score of 0
1 answer
216 views
How to get the terraform state file of already created virtual machines in openstack
I would like to know if it is possible to use terraform or some other tool to obtain state files of already created virtual machines in openstack?
I need this because I have a lot of virtual machines ...
Score of 0
1 answer
129 views
OpenStack Pulumi integration - Cannot connect due to apparently lacking parameter in YAML file
I am dealing with a strange situation in configuring a Pulumi deployment in order to maintain a IaC for an OpenStack environment.
The deployment is very simple as below, I started from Python:
import ...
Score of 0
0 answers
92 views
How to access openstack api using idp provider (for eg.- zitadel or keyclock) access token?
when i try to access openstack api using zitadel access token, it gives a 401 unauthentiction.
I setup a openstack federation and websso using openid connect in devstack and i can login using keyclock ...
Score of 0
1 answer
91 views
Using python to connect to MongoDB in OpenStack
I have 2 VM's running in VMWare. One is running OpenStack and one is just a regular rocky machine. In OpenStack I'm running an ubuntu image with MongoDB 4.4. My MongoDB is running with a 'private' ...