Questions tagged [openstack]

OpenStack is a collection of open source projects that enables an open, scalable cloud infrastructure. The core of OpenStack is meant to provide consistent APIs and interfaces to a variety of potential back-ends.

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Is it required to register with the Red Hat Subscription Manager while using centos7to install undercloud?

If No then how relevant repositories will be subscribed? Updates will be Performed Details What I am trying to do? I am trying to create our personal OpenStack cloud and install one undercloud node ...
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Failed to install openstack nova-consoleauth ussuri on ubuntu 18.04

I am trying install openstack compute service and after adding ubuntu archive repository with ussuri, installing nova-consoleauth gives this error: nova-consoleauth : Depends: nova-common (= 2:17.0.13-...
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Openstack Deployment Fails with Command openstack undercloud install

I been trying to install openstack Undercloud but failed, there were different reassons but the last reason was, I am attaching Logfile here. I am a beginner could not find any help online. This is my ...
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OpenStack Instances not running after server reboot [closed]

After a power cut at our premise, I tried to start the instances at OpenStack, but none of them started up successfully. What could be the issue? Thanks,
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How to setup aodh and heat to auto scale in openstack victoria based on cpu usage?

As the metric cpu_util is now deprecated, how can someone use heat to auto scale up and down using cpu usage of the instance? Any insight is appreciated. Edited: We used to have transformers that did ...
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what does 'WARNING ceilometer.transformer.conversions [-] dropping out of time order sample' mean in openstack queenss?

I have a openstack queens setup with ceilometer + gnocchi + mysql(gnocchi index) for telemetry. I have configured publisher /etc/ceilometer/pipeline.yaml as publishers: gnocchi://?filter_project=...
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24 views

Packstack installation error:Error appeared during Puppet run: 182.200.101.182_network.pp

I'm trying to install openstack pike and get the following error: Applying 182.200.101.182_network.pp 182.200.101.182_network.pp: [ ERROR ] Applying Puppet manifests ...
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Delayed creation of default security group for new projects

We run an OpenStack Rocky cluster, with various bits of configuration handled by a Python script directly calling the OpenStack APIs. One of the things this script does is ensure the presence of ...
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OpenStack Slowness on Centos Stream

I just deployed a new cluster of Openstack Victoria using PackStack on Centos Stream, same hardware but for some reason this new cluster runs terribly slow, from the dashboard to the actual instances (...
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Openstack heat-get server_id from stack

How can I get server_id after creating stack via this api?
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How to set project_id and domain in create stack

I have created an stack via this api. It is created successfully. The problem is that although I send a project_id as a tenant_id, it creates a new project with different project_id. The name of this ...
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Configure the administrative account

I'm deploying openstack- stein version on ubuntu pro 18.04 LTS. I come across these lines when configuring keystone - identity service, as of this article. Would anybody please explain how to set this ...
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OpenStack zun's integration with placement

Can somebody explain to me the connection between zun-compute and the placement-api on installation stage? My question have some sort of problem in the back (like always), and i am missing some points....
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How to Reserve IP for Neutron DHCP Agent Network Namespace?

Is it possible to reserve some IPs from the provider network public pool just for a specific network namespace "DHCP agent Network Namespace"? When they deleted and then created we need to ...
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35 views

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?
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/etc/keystone/fernet-keys/ does not contain keys, use keystone-manage fernet_setup to create Fernet keys

I'm deploying openstack infrastructure - Victoria version with unbuntu pro 20.04 LTS. I run into the identity service - keystone in the controller node. I follow the process explained in this article. ...
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36 views

Connection timeouts from Nova_compute to Keystone, RabbitMQ etc

I've working on (and off) a deployment of Openstack over the past few months (nearly a year), and I've come across a number of issues during the deployment, most of which was either bad switch ...
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keystone Could not recognize Fernet token

I have installed Openstack victoria on Ubuntu server 20.04. The issue is that other services like nova and neutron are not able to authenticate with the keystone service. In the keystone log, the ...
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Openstack services with Redis

Based on my research, in order to have high available and "load shared" openstack services, we have to use Redis in place of Memcached. here is the why? Redis does support high availability (...
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22 views

stack update ends up in UPDATE_FAILED (update: change VNIC connectivity to another network/subnet)

I am getting UPDATE_FAILED while trying to update stack. The changes between initial HOT template and updated is changing 2nd VINC connectivity to another network/subnet - and maybe this is a reason ...
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30 views

How can I authenticate through application credentials to OpenStack using the CLI?

I know how to authenticate through user credentials and token to OpenStack via the openstack CLI. Now I would like to know how to use application credentials to authenticate. Using ...
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How to configure oslo log rate limiting

According to the documentation, it should be possible to use a combination of the parameters rate_limit_interval, rate_limit_burst, and rate_limit_except_level to limit log messages of a specific ...
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How does an OpenStack instance with strict ingress policy still get data from outside?

Here's a scenario: I set up an OpenStack instance with a private IP address, and my security group rules don't have any ingress rules (only egress rules). I can still do wget google.com and get the ...
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Why don't identity providers have separate IDs and Names in Openstack?

I think most of the things have a separate ID and a separate Name in Openstack (Users, Projects, virtual machines, etc). Why don't identity providers have separate IDs and Names? Are there other ...
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42 views

How to find out which version of OpenStack is running on a server?

I am managing an OpenStack mostly through the openstack CLI and the permissions to manage specific projects and their resources. Is there a command available to me that can tell me the release name or ...
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How to list the Project properties in openstack

we have several projects created in openstack stein release. we have created all the projects with an additional property (like OU and location) like this: openstack project set --property OU=cloud-...
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Snat not working

Im using centos 8.3 and Usurri. Made the installation following the official tutorial. Everything is working, except the SNAT. From a new instance, when I try to access any external address, it doesn'...
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CEPH/ RGW encryption with mutliple tenants

I'm currently planning a small OpenStack deployment and I want to use Ceph for object storage (via Rados Gateway) and block storage. Ceph supports multitenancy. It also supports encryption using key ...
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24 views

Openstack: The ext4 file system creation in partition #1 of Virtual disk 1 (vda) failed

I followed the official devstack All-In-One Single Machine installation and after everything installed, when I create an instance with 1GB ram and 10 GB hard disk of ubuntu 18.04 desktop the messenge ...
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15 views

External loadbalancer for docker swarm in Openstack Magnum

Does anybody know how to configure an external loadbalancer for docker swarm nodes in openstack magnum? Or is it possible?
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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 ...
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How to Upgrade OpenStack Kolla Train to Ussuri

we have several OpenStack Clusters that need routine upgrades, considering that we have multiple clusters that need to be upgraded and maintain the same networking and IP addresses without impacting ...
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Deploying LXD container breaks node networking

I am following the charms deployment guide for OpenStack using Juju (i.e. here: https://docs.openstack.org/project-deploy-guide/charm-deployment-guide/victoria/) I get up to the deployment for mysql-...
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1answer
34 views

Horizon floating ip address

I wonder if anyone knows why there is no panel for floating ip address in the Horizon dashboard? here is my Horizon dashboard version: 3:18.3.2-0ubuntu0.20.04.4 I can create and assign using the ...
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Cannot create an instance due to failed binding

I'm deploying openstack on 3 nodes (controller, compute and block storage). Each of my nodes have 2 attachements eno1 on the management network and eno2 on a provider network (192.168.3.0/24). I'm ...
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1answer
43 views

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-...
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30 views

openstack-ansible aio on focal fossa bare-metal : python3.8-dev & libpython3.8-dev not installed inside containers

I have installed openstack-ansible aio on two separate bare-metal servers. OS in each case is Ubuntu Server 20.04.2 LTS. One install is stable/ussuri and that one works. The other one is stable/...
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33 views

MicroStack Snap | How to enable HTTPS on Horizon Dashboard

I installed Openstack using snap and Microstack on Ubuntu 20 Server. The default protocol to interact with openstack dashboard (Horizon) is 80 (HTTP), and i want to enable HTTPS but i didn't find how ...
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22 views

Openstack Swift fallocate_reserve option not working

I'm using fallocate_reserve = 5368709120 as an option in account, container and object confs, to make sure 5G reserve space remains on the disks and the the disks does not get filled up. However, ...
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Openstack FusionCompute Unable to add hosts

I've managed to install FusionCompute and i'm having issues trying to add a node to the cluster. Host fails to add with error No available network port for creating the system port This is a fresh ...
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47 views

Openstack TripleO overcloud deployment failing with apparent iSCSI failure

I'm failing to deploy an overcloud on 4 nodes using a TripleO undercloud instance. The journals on the overcloud nodes are inconclusive. [root@director deploy]# grep -E '(overcloud-controller-2.*(...
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31 views

Openstack Instances cant communicate or ping the subnet the controller and compute is on

For some reason i am not able to ping from an instance to the subnet the controller and compute's are on. The network is pretty simple. VM's/Instances: 10.10.2.0/24 Controller/Compute's: 10.10.1.0/24 ...
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What is the best way to repair a situation where the nova database contains an attachment, but cinder doesn't?

In our OpenStack cloud there are a server with server_id and a volume with <volume_id>. We are in a situation where there is a volume that appears to be attached from the perspective of Nova, ...
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47 views

Unable to extend, create and attach openstack volume to an instance

I am running Ocata openstack on Ubuntu 16 and trying to extend an existing volume from 100GB to 250GB by following the link: https://docs.openstack.org/cinder/rocky/cli/cli-manage-volumes.html After ...
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1answer
17 views

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 ...
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14 views

Command for checking the Version of Install in OpenStack AIO

How should i find out the open Stack Version installed in a ubuntu Setup, I have tried the open stack commands related to Open Stack --version , but it does not show the correct picture
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undercloud ipxe boot failing on a few machines

I have several hpdl385 380 and 360 machines. the 385's are having issues during the ipxe boot where they grab an ip and then cant complete the configuration . I have successfully installed the ...
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24 views

Race condition with “openstack overcloud node import --introspect --provide <file>” in Victoria?

I'm trying to execute openstack overcloud node import --introspect --provide <file.json> on a fresh install, but consistently getting Mar 11 16:59:27 victoriadirector platform-python[353569]: ...
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32 views

2x Node OpenStack with additional Synology

Dave here I'm building a concept for a customer and they want to build a dev environment for their small business network. This is for pen testing, and as close as they can virtualized version of ...
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Openstack dynamic flavor

I would like to create a flavor based on the user demand. If I create a flavor for each user request, the number of flavors may be huge. If I delete them, although the instance is worked, I did not ...

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