OpenStack (http://openstack.org) 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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Installing VirtIO drivers on Win7

Context: I am attempting to convince a 64bit Win7 VirtualBox image to run under OpenStack, and Windows isn't my usual platform. Installing the Virtio drivers hasn't been going well. Thus far, what has ...
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OpenStack Cinder: iSCSI login negotiation failure after reboot

I have a Cinder storage and controller node running on the same CentOS 7 box as Nova compute. Everything worked fine, until I rebooted. Now my instances can't mount volumes and I get the errors below. ...
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444 views

Devstack: “Authentication Required” error

I installed Openstack using Devstack on my ubuntu VM. On my local.conf file i only specified the cloud ip. (HOST_IP=ip of the vm. ) Now when i try to connect to one of my services using browser(...
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572 views

Access dashboard on freshly installed OpenStack from outside world

I followed this guide to install a single machine setup, and it appears to have worked. I get the openstack-status screen and it's green across the board. Now I want to access the dashboard at 10.0....
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Symptom - high cpu for termsvcs and everything is extremly slow - Win2k12 server running on open stack

I'm setting up win2k12r2 server on openstack but after using the server for a little while it becomes unusable. It is barely possible to move a window (e.g. the resource monitor window). The CPU sage ...
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GPU support on OpenStack/CloudStack

I'm wondering if anyone here has had success with any of the cloud orchestration layers using a GPU (preferably vGPU)? I've been able to get XenServer 6.2 to successfully see our nvidia GRID K1 card ...
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300 views

OpenStack error when converting a glance image to a cinder volume

/var/log/cinder/volume.log shows the following error when converting a glance-registered QCOW2 image to a cinder volume. local variable 'tmp' referenced before assignment failed to copy image to ...
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Promiscuous mode in KVM

I have cloud system based on Openstack Icehouse-version. Now I want to test newer version of Openstack (Juno) inside my existing cloud. All hosts and guests use Ubuntu 14.04 as their OS. KVM is ...
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113 views

Openstack Cloud [closed]

I have 30 servers of misc types, with different CPU, RAM, HDD etc. Thinking of using Openstack to make all the servers into a big cloud --- and then use Openstack to make several (say 20 VM's) ...
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iscsi not working after host reboot

I have a host that is acting as both an iscsi initiator and target. It's an OpenStack box that acts as both the storage node (cinder) and also as a compute node. There is also another compute nodes on ...
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1answer
1k views

Cloud-init unable to retrieve metadata

I set up OpenStack with Puppet, and it's working great for the most part, but I've come across a rather pernicious issue: my Ubuntu guests (and likely others) are unable to retrieve metadata during ...
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461 views

Configuring Puppet to set up Cinder with GlusterFS

I've spent quite some time now attempting to configure Puppet so that it will setup Cinder to use GlusterFS as the backend, rather than the LVMISCSI backend, but I haven't had any luck. Versions: ...
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169 views

openstack nova : InvalidArchitectureName: Architecture name 'arm' is not recognized

On Fedora-18, I Installed devstack and when I try to start nova compute I get this error message : Any thoughts on whats going wrong. $ uname -a Linux qabot 3.7.2-201.fc18.x86_64 #1 SMP Fri Jan 11 ...
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151 views

Openstack Auto-Pilot - No Hardware Zones / Physical Zones Listed in Landsacape

Following the instructions available here I am at the final step of the landscape / autopilot install. The pre-configure checklist shows everything is good, but when I click configure there is no ...
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378 views

Equivalent to TYPE=“OVSPort” DEVICETYPE=“ovs” OVS_BRIDGE=br-ex in Ubuntu 14.04?

Is there an equivalent to TYPE="OVSPort" DEVICETYPE="ovs" OVS_BRIDGE=br-ex in Ubuntu 14.04? The system is OpenStack Icehouse with 3 nodes (controller, network, compute1) each on a VirtualBox Ubuntu ...
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4k views

openstack installation on ubuntu. Neutron connection issue

I try to configure on a single node openstack by following this tutorial: http://docs.openstack.org/juno/install-guide/install/apt/content/neutron-controller-node.html My installation is done in a ...
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553 views

Can't ssh into Centos vm in Openstack

In Openstack, I can spawn ubuntu and fedora images and ssh into them. But when I am trying the same with Centos image (6.5 or 7), then my key is refused (or even ignored) and I am proposed to use ...
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319 views

OpenStack Live-Migration VNC server error

Following these steps to do a live migration results in: 2014-12-08 00:42:38.772 17808 ERROR nova.virt.libvirt.driver [-] [instance: db9d53ac-4a75-4009-a67e-f45abf9d4d32] Live Migration failure: ...
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546 views

How to source admin credentials to gain access to admin-only CLI commands in Openstack's Nova?

According to this documentation the admin credentials need to be sourced as follows: [vagrant@localhost ~]$ source admin-openrc.sh -bash: admin-openrc.sh: No such file or directory The suspicion is ...
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How to solve Failed to retrieve management_url from token issue in order to login to Openstack's Horizon?

Attempt Reading this Q&A did not solve the issue. /etc/keystone/keystone.conf provided if requested /etc/openstack-dashboard/local_settings provided if requested User A user has been ...
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454 views

OpenStack multiple compute node resources allocation for single vm instance

Im learning about OpenStack and understand that resources of a single compute node can be allocated and shared between multiple vm instances. If we assume that I have a single application that ...
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562 views

Shutting down Openstack server and virtual machines

When I shutdown Openstack compute host (for example reboot required by updates) what happens to virtual machines that were running on that host? I know that when host starts again the virtual ...
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140 views

What's the most reliable way to determine an OpenStack host's own UUID?

I would like to be able to reliably determine the UUID associated with an OpenStack guest from within the guest. A klugey way to do it would be something like: # nova show `hostname` | grep ' id ' | ...
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187 views

rdo juno openstack glance operations fail

glance operations are failing glance --debug image-delete and glance --debug image-create don't spew any errors they just hang indefinitely python-glance-store-0.1.8-1.el7.centos.noarch python-...
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181 views

Openstack Junos rapid production deployment

Can somebody familiar with Open Stack explain to me whether or not it's ok to use the RDO version for production use. The installation takes a matter of minutes compare to the doc installation Guide. ...
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128 views

upstart fail to run service and not able to debug

I am using os-svc-daemon to create my upstart service for openstack project. my upstart job config is as below File : /etc/init/myservice.conf start on runlevel [2345] stop on runlevel [016] env ...
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Openstack cannot attach volume to instance

I try to install block storage, but the volume cannot attach to instance. I'm pretty sure, I followed all instructions but compute node got error 2014-11-04 17:25:05.265 20896 ERROR oslo....
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60 views

Which openstack instance has a certain IP address

There are IPs on my network that are not configured as fixed or floating in Neutron, they are simply claimed by an instance (e.g. via ifconfig eth0:1 ip.add.re.ss). How do I get openstack (possibly ...
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246 views

Are /dev/disk/by-id symlinks unreliable?

I am provisioning a Nova server and Cinder volumes using a Heat template. In order to identify the Cinder volumes attached to my OpenStack server I would like to use the /dev/disk/by-id/... symlinks ...
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480 views

How to access hadoop remotely

I have installed Hadoop on open-stack CentOS guest VM. I am able to open the site (From 192.168.0.10, VM-1) http://localhost:50070 http://192.168.0.10:50070 But not able to access the same from a ...
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412 views

NoVNC being blocked behind firewall, how can I find the port being blocked?

We have an OpenStack cloud running internally and wanted to allow student's access to the NoVNC console from within Openstack's Horizon web panel. Everything work's internally however after adding ...
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379 views

Libvirt/KVM vm - No network connectivity

I have installed devstack (OpenStacks development platform) on a physical ubuntu 14.04 host and I have been trying to follow the tutorials for manually creating an image. I have tried for Ubuntu and ...
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Apache Mesos Vs. Apache CloudStack

Managing the infrastructure (private cloud or public cloud) at scale and ease is addressed by Apache Mesos, Apache CloudStack and OpenStack. What is the major difference between Mesos and CloudStack/...
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cloud-init does not grow the partition nor the filesystem

I am currenty preparing OpenStack-ready images of CentOS 7 and Ubuntu 14.04. For the "automation" I use Packer, which is provided by you with a JSON-template. Packer then starts the installation ...
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150 views

Changing the min disk property of an image on Horizon

Is it possible to change the minimum disk property of an image using the web interface Horizon? I know that we can use the API: # The following command will change minimum ram to 2000MB and ...
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930 views

Launch an openstack instance with single NIC

I'm totally new to openstack and without much resources I built a cloud with my pc as controller containing a wifi for internet and ethernet for internal connection also with my laptop again with a ...
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101 views

How is the image size calculated in OpenStack?

I created a snapshot of an instance on OpenStack using the web interface Horizon. I see that the image size is 59.5 GB: I am surprised because the instance's disk was pretty empty: and the RAM ...
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163 views

Which instances' states count toward the project's RAM quota on OpenStack?

Looking at the CSV Summary through OpenStack's web interface Horizon (under Project Overview), I see that the instances of my project are in various states, namely: 1 Active Error Stopped/Shutoff ...
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2answers
611 views

Openstack: Starting multiple shutoff intances

I am using Openstack Icehouse running on Ubuntu. After rebooting Compute node all instances that were running there will be in shutoff state. Is there way to restart them all at once? Only thing I ...
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111 views

What is the difference between Usage (Hours) and Uptime (Seconds) in OpenStack's web interface Horizon CSV Summary?

In OpenStack's web interface Horizon, under Project Overview we can download a CSV Summary. What is the difference between Usage (Hours) and Uptime (Seconds) columns? The former seems to be how ...
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28 views

What is the Usage (Hours) in OpenStack's web interface Horizon CSV Summary and why most of my instances have the same value (17.02)?

In OpenStack's web interface Horizon, under Project Overview we can download a CSV Summary. I am surprised to see that in the CSV summary I downloaded, the Usage (Hours) column is almost always 17....
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56 views

What does the “1” state mean in OpenStack's web interface Horizon CSV Summary?

In OpenStack's web interface Horizon, under Project Overview we can Download CSV Summary: What does state 1 mean?
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4k views

How many VMs per core/vcpu can be run in OpenStack

I'm working on a simulation tool to model VM behavior and migrations on Cloud environments. I deployed a little OpenStack cluster with 4 nodes on cheap regular hardware PCs at the university using ...
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1answer
2k views

dashboard not displaying network and object store

After installing OpenStack (DevStack), I logged in to the dashboard. I could find only two tabs there (compute and orchestration) but not network and object store, though I have logged in as admin. ...
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207 views

Openstack via Packstack install Public IP Address

I have a VM running remotely that I am accessing through a publicly accessible IP address: 125.X.X.X, I SSH'd in and ran packstack --allinone and let the process complete. The IP address on eth0 is ...
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83 views

Finding exact amount of used RAM in OpenStack's web interface Horizon

In OpenStack's web interface Horizon I can see: Is there any way to have a more precise figure on how much RAM is being used? The best I have found so far is to look at the page source: but it ...
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317 views

OpenStack soft reboot instance vs. sudo reboot

Is there any difference between performing an OpenStack soft reboot instance through the web interface Horizon and SSH into the instance and perform sudo reboot?
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2answers
3k views

openstack instances cannot access external network

I'm new to OpenStack. I'm using RDO packstack --allinone setup. All openstack nodes reside in one single machine, with only one physical ethernet interface (eth0, 192.168.0.11) I launched two ...
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231 views

Openstack Neutron on top of Amazon VPC

Is it possible to run Openstack Neutron within an Amazon VPC and still be able to use all of Neutron's features (GRE mesh network, etc)? I do know about Amazon's ENI and networking tools within a VPC ...
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How are the security groups injected in an image in OpenStack?

I have been using OpenStack for some time and was just wondering how the security groups are injected in an image file. I browsed on the internet but I could not find a solution.