Stack Overflow
Stack Overflow

Questions tagged [openstack]

Only programming related questions!! 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.

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.

OpenStack supports , ,, , and hypervisors; , gluster, , and sheepdog for block storage as of the Essex (spring 2012) release. OpenStack is the API as well as a reference implementation, and is being actively packaged for multiple distributions. Nothing is proscribing OpenStack from also working on Windows, and there is an ongoing effort to bring the Microsoft supervisor into the list of supported hypervisors. OpenStack also supports an Amazon like object storage service called swift.

Tutorials

You may also want to use more specialized tags like , , , , , .

Keep in mind that StackOverflow usage is limited to programming subjects and if you have operational or usage questions, you should use sister site serverfault.com

3088 questions
3
votes
6 answers

One Node OpenStack Installation and Configuration

Is it possible to apply the "OpenStack using 3 machines" doc, to "One Node Installation" ? Any experience/tutorial/blog/howto ?
Luca G. Soave
  • 12,271
  • 12
  • 58
  • 109
3
votes
2 answers

Terraform Openstack Could not retrieve the list of available versions for provider

When I execute terraform init I have the following output : Initializing modules... - compute in modules\compute - private_network in modules\private_network - public_ip in modules\public_ip - route in modules\route Initializing the…
Elias Arellano
  • 433
  • 5
  • 16
3
votes
1 answer

Setting Openstack compute node with a fake hypervisor

I'm trying to set up openstack compute nodes that mimics a real node, however never actually sets up the VMs on a physical host. In the openstack tests, there are usages of fake drivers (defined in nova/virt/fake.py) through a complex system of…
Kerek
  • 1,106
  • 1
  • 8
  • 18
3
votes
1 answer

whether openstack instance's time would be slowed down after long time running

in my kolla openstack env, using containerized chrony service to keep controller node and compute node time sync. and by default, the instance guest OS time would be synchronized once with host at instance boot time, but I donot know whether the…
Lufus
  • 31
  • 1
3
votes
2 answers

What is the proper way to remove a previously deployed service from kolla-ansible

I have a recently deployed kolla-ansible stable/victoria with several services I wanted to try but no longer need (designate, octavia, etc.) What is the "right" way to remove these services? I have attempted: kolla-ansible -i multinode reconfigure…
currand60
  • 119
  • 8
3
votes
5 answers

Failed to discover available identity versions when contacting http://controller:5000/v3

When trying to setup a controller node for openstack USSURI version. I'm asked to setup glance service as VM images management sub-service. As of requirement : article (under ubuntu 18.04) : I created a file named : admin-openrc.sh , under location…
CloudRock
  • 159
  • 2
  • 5
  • 14
3
votes
4 answers

PermissionError: [Errno 13] Permission denied: '/opt/stack/.cache/pip/wheels/a7/c1/ea/cf5bd31012e735dc1dfea3131a2d5eae7978b251083d6247bd'

I am following the instructions from this tutorial to install devstack. When I type ./stack.sh, I am receiving the following error: Exception: Traceback (most recent call last): File…
Dalton Cézane
  • 3,672
  • 2
  • 35
  • 60
3
votes
0 answers

Openstack swift installation(SAIO) startmain error "No handlers could be found for logger "keystonemiddleware._common.config"

Firstly I know stackoverflow is used mainly for programming but I found no better place ot ask this question. I tried to install swift using this guide: https://docs.openstack.org/swift/latest/development_saio.html I added authtoken and keystoneauth…
Malazzar
  • 53
  • 5
3
votes
1 answer

I want to setup a Multi-node OpenStack with microStack but it keep failing, what am i doing wrong?

I want to setup a Multi-node OpenStack with microStack but it keep failing. I am following this : https://ubuntu.com/openstack/install#multi-node-deployment For the control node i do : sudo microstack.init Do you want to setup clustering? (yes/no)…
Ozymandias
  • 43
  • 4
3
votes
3 answers

While installing openstack on Ubuntu 18.04, I am stuck at error: cannot uninstall 'simplejson'

I am trying to install openstack (single node) on machine with Ubuntu 18.04, I did following steps: update and upgrade ubuntu, installed git, cloned devstack then after running stack.sh, I am stuck at "Error: Cannot uninstall 'simplejson'. It is a…
kashif k
  • 55
  • 1
  • 6
3
votes
0 answers

microstack on ubuntu does not register cinder volume service

mircostack installation failed to register cinder. root@ubuntu:~# lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 18.04.4 LTS Release: 18.04 Codename: bionic Installation itself…
Lukas Weberruß
  • 31
  • 1
  • 4
3
votes
0 answers

Reset OpenStack admin password

I have installed openstack on my VM. I changed my admin password but I do not know it(I have generated via keepass, but forget to save it :( ) Now I want to change it. stack@smaug:~/devstack$ openstack user password set --password somepassword…
Daniel Hornik
  • 1,957
  • 1
  • 14
  • 33
3
votes
1 answer

Debugging tox python tests with pdb?

I've read much of the documentation around Openstack(python cloud framework) tests, tox, and testools. All I've found indicates debugging can be done, but only by running the entire test suite. I'd like the ability to run a single test module with…
Preeti Duhan
  • 87
  • 2
  • 6
3
votes
0 answers

live migration in openstack-ansible

When I try to migrate from one compute host to another, I get an error What is the reason for this error? i get same error. compute2 2019-09-17 10:29:27.009 2371 ERROR nova.virt.libvirt.driver [-] [instance: ab64119d-d075-4c99-8687-788695711b32]…
Reza Bojnordi
  • 703
  • 5
  • 15
3
votes
2 answers

can not create instance in a new compute node openstack-ansible?

when I add a new compute node to OpenStack-ansible everything seems ok but any instance can't create on it NoValidHost: No valid host was found. There are not enough hosts available. : NoValidHost_Remote: No valid host was found. There are not…
Reza Bojnordi
  • 703
  • 5
  • 15
1 2 3
…
99 100