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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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Openstack security group targeting another security group not working as expected

I wonder if anyone might be able to see why chaining security groups isn't working please? I have a VM with security group test_1 applied to its only NIC port. Default security group has egress rules ...
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Openstack / Linux Networking - public network doesnt connect with physical interface

I'm currently setting up Openstack with kolla-ansible wallaby, version 12.3.1.dev95, all-in-one installation. \ My setup in VMWare: Workstation 14.x VM-OS: Ubuntu Server20.04 LTS 1 Bridge-Mode ...
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openstack create instance stuck at scheduling and took long time to fail with ERROR

anyone help please, i m unable to create an instance. Build Environment Based Hypevisory is ESXI (single Node) Two VM Created with: OS Centos 8 Steam with latest update Openstack Yoga Network = Flat ...
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how monitoring open vSwitch bonding status

i have create a etherchannel between a cisco switch and OVS device. it is work fine. i was wondering how can i monitor OVS bondign status. like, which physical link is down, how traffic is populate on ...
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Charmed Openstack linux bridge instead of OVS bridge

I did install the charmed openstack reading the documentation provided at docs.openstack.org. However, i made a mistake, configured the bridges as linux bridge instead of OVS bridge on MAAS to compute ...
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newly rebuilt openstack compute host is not starting iscsid on boot

I have a number of compute nodes that are working just fine, I rebuilt several (changing the location of their iSCSI root disks) now they no longer start up iscsid on boot What starts the iscsid ...
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Removal of default routes with multiple subnets under Openstack Provider Network

I have a self-service network with a single external connection via the 192.168.100.0/24 subnet. It also has multiple subnets under this external connection via the 192.168.101.0/24 and 192.168.102.0/...
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openstack create and set user in an instance

Im searching for a way to make my openstack create/set a instance with specific user that have specific password for example i want to provision an instance that will have specific user ( lets say ...
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Publishing nova (libvirt) metrics using ceilometer agent

I've migrated my openstack lab from kolla-ansible and have deployed 3 ceilometer and one gnocchi units using juju. And this is my ceilometer pipeline.yaml file: sources: - name: meter_source ...
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Same openstack subnet shared by multiple network (vlan)

In the ussuri version and higher. Is it possible to have a subnet shared by several networks? Or Is it possible to externalize the DHCP service? I explain it to you. On the openstack side, I want to ...
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Openstack nova terminating guest vms with oom_kill

I am running an openstack Victoria with Kolla ansible deployment , all components are containerised . The compute node is (oom_kill) killing guest when the memory is max out , is there a way to avoid ...
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VPN Between OpenStack and AWS VPC

I have an OpenStack server with Vms. I have a number of instances in AWS. The VMs in both cases need to see each other. I could setup Tinc or OpenVPN on VMs but this seems prone to failure. I've ...
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Can not login to server by password set in user_data

When I create server by api and set the user_data, the server is created successfully without any errors. However, I have incorrect login. The user_data is generated like below in php. base64_encode('#...
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How to have node affinity in openstack?

For Example, I have 3 Compute servers and I want to have 1 Specific Instance on each of them and I want to have Node Affinity on them. instance_1 --> compute_node_1 (Always on this node) ...
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How can i contact with Openstack Developers?

I just deployed a openstack on private cloud with and face some problems with Magnum fedora-coreos-v1 current code base. Some fixes was backported by me from master. Some of them was fixed by me. I ...
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openstack xena- extend boot volume which is attached to an instance through heat orchestrator

as you can see the below heat template { "heat_template_version": "2018-03-02", "description": "H2 Template: All infrastructure is\n created using this, except ...
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Openstack xena - Whenever I try to extend the boot volume size in a Heat stack, the heat update gets stuck in UPDATE_IN_PROGRESS

I am using openstack Heat as my backend to manage vms. Whenever I try to increase the size of the boot volume of a vm by increasing the size value of a boot volume in a heat teamplate- The stack ...
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Openstack, Is there any characters that should be concern when creating cloud-init config

So I got a task where I have to create instance of server for the user with their own password. So I did a simple by creating a config template and replace the password field with their request ...
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OpenStack: Too many Database idle Connections

I use PostgreSQL as a DB backend for all OpenStack Services on 3 Controllers. When all 3 controllers are started with no load, the number of connections are up to 700. And all of this conns are in ...
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Incorrect ressource allocation on OpenStack

In our cluster, we have 4 computes running and we have an issue with the number 4. We can't create VMs on it, we can't migrate VMs to or from that node. VMs are still perfectly working though. After a ...
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VPN IPsec site connection sporadically lost data between Openstack VPN and a Checkpoint firewall

We have established an IPsec VPN site connection from our Openstack to a Check Point firewall device. The tunnel is UP but sporadically the connection has "breaks". We already checked ...
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What will happen if i suspend my OpenStack admin user?

Did someone have been trying to do something like that, to suspend ( deactivate ) the admin account and continue working with openstack on another account? I have an OpenStack version 2.3.1 ( do not ...
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Openstack Installation via Devstack: AssertionError /usr/lib/python3.8/distutils/core.py

I am getting above error while setuptools replace disutils when execute ./stack.sh. I am using Ubuntu Server 20.04 VM and following this link. There is nothing much available on internet about this ...
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Openstack ubuntuVM SSH public key Permission denied on first boot

I am deploying Openstack(I tried victoria and ussuri) with kolla-ansible on 3 CentOS 8 Nodes (1=Control+Compute,2 and 3=Compute). Deployments works fine without any problems but when I create a new VM ...
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Openstack Pike fails after Ubuntu 18.04 upgrade

First off, I am an amateur to Openstack upgrading and made a big mistake in upgrading the controller and compute nodes OS from Ubuntu 16.04 to 18.04. I know now that was a mistake. My Openstack Pike ...
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mariadb is not running after restart Openstack train

I have a OpenStack train deployment with a single controller node. disk went full I deleted the cinder-volumes loop file after reboot nothing is working because all the services are unable to connect ...
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Openstack Victoria : Instance failed to create virtual interface

I installed the proof of concept architecture from the install guide with option 2 selfservice network. Everything went well, the last step before creating instance was ok :I can ping the router from ...
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isse while accessing synthetic attributes within resource group in heat

The question is related to openstack heat templates. I am not sure about what's the wrong with the below situation. I have a resource group that creates multiple neutron Ports. While trying to use the ...
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Openstack : Is it possible to have instances using provider (option 1) and selfservice network (option 2) at the same time?

Here is my beginner's question : If I configure SelfService Network (option 2), it means that I configured before a provider network. Thus, in operation, can I have at the same time, instances using ...
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kubeadm token create fails on self signed ca cert

I am trying to deploy a k8s cluster using kubespray on top of an openstack cluster of ubuntu servers. The install fails when kubeadm tries to init the cloud provider by submitting a post request to ...
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Openstack Pike Configuration (kolla deployment) - Cinder-volume and Cinder-backup stuck in down state

We have an Openstack Pike system setup (6 servers) via kolla/docker containers. We recently had to restart the system due to a planned power outage and we were successful in getting it back up and ...
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Limit user scope to a project in openstack

I have an openstack victoria cloud setup. I am using default policy of keystone and have not made any changes to that policy. I have created a test user names testuser in openstack. I assigned it ...
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Openstack Glance Image Corrupted

I have an openstack instance up and running for 4 months and would like to migrate it to another nova node. When I click migrate instance option of that 4 month running instance on openstack dashboard....
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Cloud-init expire true issue

After add expire: true in the cloud-init script, I can log in via key to the server, but it says You must change your password now and login again! I want if I set the password, the password expires ...
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Openstack: How to create multiple server with fixed_ip

So I read the document there's an API for creating multiple server which requires min_count parameter, but I want it to have fixed ip for each instance let's say the first instance should have Ip 192....
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catalog list are empty

I install openstack on RedHat 8.5. Everything OK. I entered command: openstack image list The service catalog is empty. [root@localhost dima(keystone_admin)]# What is the reason ? Any suggestions? ...
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Attaching new network after instance creation causes DOWN network device status

When creating a new instance, the attached network interfaces work normally as checked by logging into the instance and using ip addr. The IP addresses set to the network devices are the expected ...
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How to assure that floating IP is taken as source address for egress traffic of VM

If I have a OpenStack VM which has a configured a floating IP address and tries to connect to a service outside the OpenStack "universe". How do I assure, that the source IP address of this ...
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Should associated floating IPs be configured/visible on VM?

perhaps anybody here inside can assist me with a problem (or question) with floating IPs. I am creating a floating IP by allocating one from a defined pool and associate it to a running VM within my ...
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OVN Cluster Health Command

Is there any command-line tool for the OVN Cluster Health check? Or each of its components? and a command or commands which gives stats about the cluster. For example, without a functional test, I ...
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Openstack ( using libvirt image type as LVM )- Very low IOPS

As part of the base line testing, able to see qcow is providing much higher iops compare to the LVM. Ideally it should be the reverse ( as per my knowledge gathering ) Kindly please advise me on how ...
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Kubernetes Dashboard not reachable (error 404)

What I'm trying to do is launching the Kubernetes Dashboard on my cluster. The Dashboard was installed using Kubespray, so I'm pretty sure it's installed correctly (at least its pods run without ...
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enable ceilometer and gnocchi on all domains

I'm newbie on openstack and i'm trying to use gnocchi and ceilometer to collect data in all domains. But gnocchi only works on default domain. This project is admin project and it's on default domain ...
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Openstack Nova and Ceph Volume Attachment Issue

I am trying out the volume attachment function at Openstack (version:wallaby) to the server as additional device but failed. The volume backend is ceph which all of the osds are up and healthy. ceph-...
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CoreDNS failing due to a loop: how to feed kubelet with proper resolvConf?

This is where investigation started: CoreDNS couldn't work for more that a couple of seconds, giving the following errors: $ kubectl get pods --all-namespaces NAMESPACE NAME ...
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how openstack resize instance with raw format's local disk

Instance using local disk, the configure file: nova-compute/nova.conf [libvirt] images_type = qcow2 execute openstack server resize works well. but when using raw [libvirt] images_type = raw the ...
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Is there a way to access my OpenStack instance without floating IP?

It seems theoretically possible for me to ssh to my instance in OpenStack through credentials and instance id/network IP(Not floating IP) etc. Is it possible, am I missing something? Is it simply a ...
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How to use hosts with no storage disks and virtual machine instances with no local drive in Openstack

In Openstack, is it possible to create compute nodes with no hard drives and use PXE in order to boot the host's system and therefore launch instances with no local drive which is needed to boot the ...
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kolla-ansible openstack cloudkitty error

I'm using an All-IN-ONE kolla-ansible wallaby release machine for developing a custom ui for a public cloud. When i try to get summary in RATING admin menu in Horizon this error happens: 2021-10-14 11:...
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ipv6 issue after upgrade to victoria/ubuntu 20.04

i'm in charge of a small r&d cluster that is currently running with 1 mixed control/infra/compute node(formerly "all in one" stack), 1 storage node and 1 compute node. The cluster was ...
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