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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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Private cloud GPU virtualization similar to Amazon Web Services Cluster GPU instances

I am searching for options that enable dynamic cloud-based NVIDIA GPU virtualization similar to the way AWS assigns GPUs for Cluster GPU Instances. My project is working on standing up an internal cloud. One requirement is the ability to allocate…
Bob B
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Openstack and devstack

Does devstack completely install openstack? I read somewhere that devStack is not and has never been intended to be a general OpenStack installer. So what does devstack actually install? Is there any other scripted method available to completely…
kaus
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Kubernetes Readiness probe failed: dial tcp 10.244.0.10:5000: connect: connection refused

I have a simple service and pod as described below but the readiness probe fails complaining for connection refused apiVersion: v1 kind: Service metadata: name: keystone-api spec: selector: app: keystone ports: - protocol: TCP …
Saurabh Arora
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Authentication only via config file?

I am looking into the python shade module in order to automate some tasks using our OpenStack installation. This page instructs: Create a configuration file to store your user name, password, project_name in ~/.config/openstack/clouds.yml. I had…
GhostCat
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Terraform, How to run the provisioner on existing resources?

My question is similar to this git hub post: https://github.com/hashicorp/terraform/issues/745 It is also related to another stack exchange post of mine: Terraform stalls while trying to get IP addresses of multiple instances? I am trying to…
Alex Cohen
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Docker container not connecting to https endpoints

From inside a docker container, I'm running # openssl s_client -connect rubygems.org:443 -state -nbio 2>&1 | grep "^SSL" SSL_connect:before/connect initialization SSL_connect:SSLv2/v3 write client hello A SSL_connect:error in SSLv2/v3 read…
Peter Klipfel
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openstack devstack installation stops with Connecting Dashboard Url

I was facing the below errors in OpenStack installation. Problem in connecting the dashboard URL. Changed the url in openrc file by removing version like below http://100.1.201.102:5000/identity. But still facing the same below issue. please let me…
LazyGuy
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Installing Openstack errors

I have no experience in openstack and would appreciate anyone who can help and guide me with this issue. I'm installing openstack in virtual environment (Ubuntu 12.04) and this came out: git clone…
Steven Meow De Claude
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How run remote-exec provisioner on destroy of more than one instances

I am using terraform to setup a docker swarm cluster on OpenStack along with using Ansible for configuration on newly created VMs. I want to perform first docker swarm leave on a VM which is going to be removed when I decrease the number of…
Niaz Hussain
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MTU 1500: fragment packets after 1472 bytes

I have couple of VMs running on Openstack. I have one data network gateway assigned into the switch with MTU=1500, where VMs has to running. Also in Openstack, I have set the default MTU=1500 of the network. I am trying to ping from the VM to…
tgcloud
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Minimal devstack with nova and floating ips

I'm trying to set up a minimal devstack that can launch nova instances, some which will have public addresses, and some which will need to open connections to the public network. I'd like to be able to assign floating ips to the instances, and have…
Cirdec
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How to install packages in cirros OS

How to install a package in cirros image ? I do not find any installer available in cirros image that comes along with devstack installation.
Gova
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Amazon S3/OpenStack Swift API skeleton

I would like to implement a cloud storage service with the same interface of OpenStack Swift or Amazon S3. In other words, my cloud storage service should expose the same API of the above-mentioned services but with a custom implementation. This…
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Can I install Swift (OpenStack Storage Infrastructure) of OpenStack without installing Nova?

I'm trying to use OpenStack but I'm very confused. I want to use SWIFT (OpenStack Storage Infrastructure) to storage data. But I don't know how to install it. I was trying to follow this tutorial but it installs ALL SERVICES on a server (Server1)...…
Sarah Sakamoto
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DevStack instances can't be reached outside devstack node

Following official documentation, I'm trying to deploy a Devstack on an Ubuntu 18.04 Server OS on a virtual machine. The devstack node has only one network card (ens160) connected to a network with the following CIDR 10.20.30.40/24. I need my…
S. Saeid Hosseini
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