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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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Horizontal autoscaling of nodes (minions) in Kubernetes on OpenStack

Is it possible to enable autoscaling of nodes (minions) in Kubernetes running on CoreOS in OpenStack? I only read about AWS and GCE.
x4k3p
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How are Storage Objects created from a file on Object Storage Cloud?

I am defining Objects broken down from a file to be stored in Object Storage Cloud, as Storage Objects. What I know: I have read documents and papers about object storage cloud. Most of the time, the documents assume that storage objects from a…
Zwon
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Instance creation in devstack icehouse

I want to create few instance having ubuntu installed on it using openstack. I tried following steps Approach 1 installed icehouse devstack git clone -b stable/icehouse https://github.com/openstack-dev/devstack.git cd devstack ./stack.sh after…
sumit kumar
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TCP receives packets, but it ignores them

I have a really strange networking problem. The actual network configuration is quite complex, because I am using Openstack and Docker to build a virtual network. However, the problem is not there, because I am capturing on my host's interface and I…
mgaido
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Openstack, neutron, Can't ping external network

I have followed the Icehouse doc to install a 3 node environment my openstack nodes are builded as virtual machines using libvirt in…
jazzsir
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DevStack Installation Error: Directory 'opt/stack/nova' is not installable

I'm trying to install Devstack on Ubuntu 14.04 all of which is running in a VirtualBox VM. When I run ./stack.sh the script runs for a little while then I get this error in the terminal: DEPRECATION: --no-install, --no-download, --build, and…
earnThis
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Where are the Openstack images stored?

I have a openstack private cloud deployed at my organization. I have some virtual images like ubuntu image, windows image which are uploaded through the openstack dashboard. But i would like to know where the images are stored in the openstack…
user3497266
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Openstack. "No valid host was found" for any image other than cirrOS

I'm getting the following error on my Openstack (DevStack) every time I try to launch an image other than cirrOS. Walking through internet leads me to: Openstack cannot allocate RAM, CPU resources. It's not true because I have a lot of RAM, disk…
ZuzEL
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Getting auth token from keystone in horizon

I want to get the auth token from keystone using horizon and then wants to pass that auth token to my backed code. i don't know how to get this, please help me out. I read many articles and blogs blogs but i am not able to find the answer. Please…
Nikunj Aggarwal
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Openstack/Nova : No route to host when I'm trying to ssh instance

I run a little dev vagrant box with Openstack installed on it thanks to devstack. Everything runs pretty good, but I can't manage to connect through ssh to my new instance. When I try ssh -i ~/.ssh/id_rsa cirros@10.0.0.2 I get the following message…
MaximeHeckel
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Cannot create volume of more than 2 GBs in openstack

I have installed OpenStack on my local machine. I am able to perform every functionality such as uploading image, creating and launching instance, associating floating ip etc. But I cannot create volume of more than 2 gb. If I create any volume of…
Apurva Mayank
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How to get RackSpace servers with a certain tag?

Trying to fetch all the servers registered to our RackSpace account under a certain tag. Using RackSpace's Python bindings for OpenStack, pyrax, we haven't found a way to do this. Is there some way to achieve it with that library, or is there…
Juan Carlos Coto
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images cloud-ready for openstack

I have a question about the images to mount on openStack. I can use any image of any operative system? I guess not... but why? I found images already suitable for openStack, but what's the different between an image cloud-ready and a normal…
DeLac
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Programmatically setting instance name with the OpenStack Nova API

I have resigned myself to the fact that many of the features that EC2 users are accustomed to (in particular, tagging) do not exist in OpenStack. There is, however, one piece of functionality whose absence is driving me crazy. Although OpenStack…
Adrian Petrescu
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Terraform - Error creating OpenStack loadbalancer: Resource not found

I'm trying to create an OpenStack load balancer with Terraform but I get the following error upon terraform apply: Error: Error creating openstack_lb_loadbalancer_v2: Resource not found on load-balancer/main.tf line 71, in…
kontrollanten
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