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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

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MicroStack does not start: Command 'snapctl start microstack.nginx' returned non-zero exit status 1

I am trying to start the MicroStack on Ubuntu 18.04 and receiving the following error: sudo microstack.init --auto 2020-05-07 16:23:52,073 - microstack_init - INFO - Configuring networking ... 2020-05-07 16:23:52,955 - microstack_init - INFO -…
Dalton Cézane
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failed to bind port in openstack-neutron

NOTE : I've seen this question and error being posted on different forums and in here, but none of them worked for me, and they belong to earlier versions of openstack. So, I posted a new question. I've been setting up OpenStack Train based on its…
aLuViAn
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Error: No sql_connection parameter is established when creating VM instance on openstack pike devstack

I have setup an openstack by following tutorial. I am facing error on creating vm instance. The error is: I have configured the sql following this link My nova.conf file looks like this: Note: I am not connecting the vm to public network as given…
shivank01
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Looking for the documentation of the qcow2c disk image format

I know that qcow2 is a file format for disk image files used by QEMU but I found that CentOS provides some cloud images in the qcow2c format (with a c at the end) here. I assume it's a compressed version of the qcow2 but I didn't find any…
Rbsamoht
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Terraform auth not working when adding resources

I wanted to try out terraform on our OpenStack environment. I tried to set it up and it seems to work when only the following is defined: provider "openstack" { user_name = "test" tenant_name = "test" password = "testpassword" auth_url…
ebrodje
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Ceph storage usable space calculation

Can some help me with below question. How I can calculate total usable ceph storage space. Lets say I have 3 nodes and each nodes has 6 OSD of 1TB disk . That is total of 18TB storage ( 3* 6TB ) .All these 18TB space is usable or some space will go…
SARATH CHANDRAN
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Openstack instance - No bootable device

I have deployed Openstack on a multi-node architecture, hosted on VirtualBox machines. Now I am trying to launch my first instance, using a qcow2 centos image, but every time I do it I receive the following error: Booting from Hard Disk... Boot…
Laurentiu
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Installing devtsack using ./stack.sh fails at devstack@etcd.service

I'm trying to run devstack on Ubuntu 16.04 VM using ./stack.sh +lib/etcd3:start_etcd3:61 sudo systemctl daemon-reload +lib/etcd3:start_etcd3:62 sudo systemctl enable devstack@etcd.service Created symlink from…
Suren Konathala
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Floating IP not pinging externally

I have successfully deployed everything in Redhat Openstack 11 with following settings. I was not able to ping the floating IP externally rather i can perform ping, ssh and other things using namespace. I have three controllers and two hypercoverged…
Sathiya Moorthy Karan
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Gitlab CI on Kubernetes Cluster (Openstack)

I am trying to follow this short doc about how to use Gitlab CI with a Kubernetes Cluster that I am creating with Openstack: https://docs.gitlab.com/runner/install/kubernetes.html I manage to create it but any time I create the ConfigMap and…
djuarezg
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devstack glance error at installation

+functions:wait_for_service:407 +lib/glance:start_glance:355 +functions-common:die:186 [Call Trace] ./stack.sh:1275:start_glance /opt/stack/devstack/lib/glance:355:die [ERROR] /opt/stack/devstack/lib/glance:355 g-api did not start Error on exit OS…
sung-il
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Convert .iso to .qcow2

I would like to convert windows .iso to .qcow2 format and use in openstack. Tried using vbox: https://www.virtualbox.org/ Not sure how to add cloud-init package to the OS, configure grub (steps 11&12) Also tried using qemu-img commands in windows…
Stark
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NoValidHost: No valid host was found. There are not enough hosts available

When I create the instance in the dashboard, I get error: No valid host was found. There are not enough hosts available. In the /var/log/nova/nova-conductor.log file, there is the log: 2017-08-05 00:22:29.046 3834 WARNING nova.scheduler.utils…
aircraft
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OpenStack CLI Failed SSL Verification

When executing an openstack command, it is failing to verify a certificate that was signed by an internal CA. CentOS 7 Root CA installed in /etc/pki/ca-trust/source/anchors openstack 3.3.0 $ openstack server list Discovering versions from the…
Steve Wall
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Trouble with installing openstack through devstack script

I am facing a problem while installing openstack through devstack script on my Ubuntu 15 lts. It says: sorry, but this version only supports 100 named groups" AssertionError: sorry, but this version only supports 100 named groups …
Jennifer9198
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