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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439 views

Automating Configuration of VMware's vSwitch (OpenStack/libvirt/Nova)

There's a lot of talk now about VMware integrating with OpenStack now. I've noticed that Nova network service is working with VMware's standard and vDS. Deploying a full OpenStack instance is not ...
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510 views

Openstack seems to not map internal IPs to local network properly

I have a very confusing issue which I can't seem to resolve. I followed a guide by Loic Dachary on installing Openstack Folsom on Wheezy, and deployed it on two hosts: a cluster node, and my ...
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335 views

Mounting whole-disk filesystems in Windows 2008?

I am booting a Windows instance in an OpenStack environment. OpenStack can use a "configuration drive" to pass information into the instance. This drive is formatted as a whole-disk MS-DOS ...
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147 views

How to resolve UDP packets being dropped given netstat reporting SndbufErrors

I have a server instance on an OpenStack that at a pretty high load starts loosing UDP packets. I captured all outgoing packets using tcpdump and some of them are missing, even though application logs ...
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69 views

noVNC console on Openstack Dashboard is rendering garbled UI on RHEL7

I am running nova-compute on RHEL7. Openstack dashboard's noVNC console is rendering garbled UI for any instance having a UI console. Can somebody please help out? This is working just fine on RHEL65 ...
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173 views

How to restore a guest Windows 2012 R2 VM installation/backup from VMWare to OpenStack?

I have a VMWare VM with Windows 2012 R2 installed in DC#1. The machine has terminal services set up with user accounts and permissions, lots of software installed and bunch of things configured that ...
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147 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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231 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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154 views

Creating an Openstack user with only reboot permissions

What is the best approach for setting up an Openstack user that is limited to only rebooting servers using the Web API. The user needs to be able to access servers under different tenants, by using ...
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175 views

Openstack with no fixed range

I test-drove various Openstack installations (devstack, offical guides and so on) on VM's and me&my devs love it, so we acquired the HW to set a small production cluster (3 IBM x3650, 4 ethernets ...
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408 views

How to create and import image into openstack?

I downloaded the image precise-server-cloudimg-amd64-disk1.img from http://uec-images.ubuntu.com/releases/precise/release/ , then I tried to import it into openstack using: glance -v add ...
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19 views

Setting dnsmasq_config_file with Puppet managed OpenStack installation

Our OpenStack installation is rolled out with Puppet. We use the excellent puppetlabs-openstack module for that. Due to the slow turnover cycles we are still stuck with version 5.0.2, right now we ...
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23 views

Connect Open vSwitch to interface in a VM OpenStack

I have single VM in OpenStack, with a single interface eth0. I want that all the traffic that goes in and out is passed trough a Open vSwitch (where I will have some flow rules). I did the following: ...
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85 views

How can i set up Dynamic DNS updates for servers running on openstack with floating IPs?

I have an openstack deployment running in the company LAN. It's segregated internally into projects for the various departments with internal LANs for each project, and floating IP allocation is ...
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69 views

Openstack - Restrict user access to Regions Or Zones

We are going to upgrade our OpenStack by adding a bunch of new compute nodes. These nodes sole purpose is to host 'tiny' instances for users to run some small-scale experiments or to test stuff. Those ...
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63 views

Maximum Network throughput for SWIFT storage

I have a SWIFT cluster deployed as part of Openstack which is currently giving me a max throughput of 95 MBS(Megabytes per second). There are 6 proxy servers and 6 storage nodes with replication ...
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91 views

luanch cloud-init with local cloud-config

I need configure cloud-init like that it can read cloud-config from file system plus per-once for instance. Also it must works after init-stage, because user-data sensitive to hostname. As suppose i ...
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74 views

Doubts about OpenStack nova and swap files

I have some doubts about the qcow2 swap files created by nova when launching instances. I've launched two instances with respectively 1G and 8G of swap memory. So, I verified that four disks where ...
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401 views

Multiple networks per interface in OpenStack in Hetzner

I'm trying to run a small OpenStack setup over a few servers hosted in hetzner.de, I'm currently deploying a basic setup to two servers. All servers are running Ubuntu, they are connected to each ...
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33 views

Do We Need To Use Identical CPUs to Configure OpenStack For the First Time?

In terms of CPUs and OpenStack configuration does all the following solutions hold? All CPUs need to be identical (e.g., XEON E5). CPUs can be from the same vendor and family; but with different ...
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73 views

Is it possible to manage group of vms in openstack as a single instance?

I am reviewing openstack technology as a possible solution for creating sandboxes. What I am going to do is to create instances that contains several vms connected within virtual network. There will ...
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501 views

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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975 views

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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482 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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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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367 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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137 views

Openstack instances, routing, packets not delivered for SPECIFIC services

I am taking over management of an existing openstack system at work and I have only a little prior experience with openstack. I have about 8 instances running and all of them appear to function ...
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194 views

Need sflow, ceilometer or healthmon output files

I am currently working on a mini-project in my college. It is a billing module for an openstack based private cloud. I need to read the usage from database which stores the amount of resources used ...
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304 views

OpenStack Server Instances have internet access, but they are unable to access the internal network

I'm running an OpenStack Grizzly release with a Nova-Network configuration. [No Quantium]. My network is setup as follows: OpenStack Box (10.10.13.xx network)->OpenStack Internal Network ...
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468 views

NGINX and OpenStack Horizon?

I recently update our web infrastructure to use NGINX instead of our Apache servers. Now, I'm also operating an OpenStack Infrastructure and I was wondering if there is a state of the art way to ...
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1k views

arp reply is not processed

My eth0 interface does not process a legitimate arp reply. When I try to ping a host, I see arp request and reply with tcpdump from the host I try to ping from, but ip neigh says that there is a ...
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252 views

OpenStack compute nodes kernel panic

I'm fairly new to the OpenStack world and have been working on getting our first cluster up and running. I've primarily been using this document http://wiki.debian.org/OpenStackPuppetHowto among ...
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834 views

openstack, bridging, netfilter and dnat

In a recent upgrade (from Openstack Diablo on Ubuntu Lucid to Openstack Essex on Ubuntu Precise), we found that DNS packets were frequently (almost always) dropped on the bridge interface (br100). ...
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215 views

OpenStack Networking Config

I'm setting up a single node/controller on a RackSpace VM (for testing) I have two interfaces the public one (31.222.162.) and the local network one (10.177.68.) but I dont know how to state the ...
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2k views

How does one configure networking on OpenStack?

I've been playing with Openstack, but I can't get the networking to function correctly. I'm just trying to get a single server going. I can bring up instances, but they get stuck at the BIOS loading ...
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29 views

OpenStack Mitaka - Instances have no net connectivity

I've followed the Mitaka setup guide for my first OpenStack cloud. This all went ok (2nd time around!), however i'm now having issues with networking. The instance launches ok, and it's assigned an ...
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13 views

Converting VMs from XenServer to OpenStack (KVM)

I'm looking at moving our XenServer cluster (150 VMs) to OpenStack on KVM. After extensive reading it looks like virt-v2v will do this. However I'm confused about it's usage. I was going to copy ...
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0answers
11 views

Having Trouble Understanding Affinity/Anti-Affinity in OpenStack

I am new to OpenStack and virtualization in general. I believe that if 2 VMs have "affinity" they will reside on the same compute node/hypervisor and if they have "anti-affinity" they will reside on ...
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15 views

NFS client latency spikes on KVM host machine

We run a small OpenStack environment with KVM hypervisors and shared NFS storage. The problem is: guest KVM machines' CPU usage spikes make NFS client latency grow. For example: same NFS volume ...
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34 views

openstack-ansible stuck on ssh

I'm being brave on deploying OpenStack using Ansible. Finally stage of punching commands except I'm running into ssh error. This seems to be either forked or customized ansible for OpenStack. In the ...
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0answers
49 views

Access Docker port from host's host

I've set up a simple "Hello world" node server on a docker container running on a Kubernetes pod running on Magnum on a virtual machine. I created the container so that its output is forwarded to a ...
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0answers
20 views

Ipsec one way traffic (libreswan / openstack)

'm currently trying to setup an IPSEC tunnel to allow communications between my on site subnet 192.168.1.0/24 and my openstack cloud subnet 192.168.4.0/24. To do so, I have a Debian jessie with ...
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15 views

OpenStack SingleNode on existing Infrastructure

We currently have one server which isn't needed for anything else, so we wanted to install an openstack single node configuration to get some hands on time. Everything is finde except for the external ...
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0answers
5 views

Mirantis Openstack mount storage from another

I have to increase storage size on my openstack. How to mount storage in the OpenStack from another machine or linux outside OpenStack?
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10 views

Does OpenStack (Nova) Support VM migration of LOCAL virtual disk images (not just Cinder)?

Using OpenStack (Nova) KVM instances, we periodically need to perform maintenance on the underlying bare metal. What's the easiest way (via command line or the OpenStack APIs) to clear all the VMs ...
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0answers
55 views

How to configure netflow on linux bridges(“docker0” Bridge)

I have Openstack setup which one of the compute node has docker and if I want to monitor the traffic, how to configure netflow on "docker0" bridge/Linux Bridge. I can see the bridge name and ID with ...
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13 views

OpenStack Swift: PID files don't correspond to running processes' PIDs; can't restart services - port already bound

I am running a Docker container with Swift ("Swift all-in-one") on a CentOS 7 host. I noticed that the PIDs in /var/run/swift/*.pid files differ from the actual PIDs running in the system: ...
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69 views

Internal Server Error (HTTP 500) when issuing an authentication token for OpenStack's demo user

Trying to install OpenStack on a VM (host Win10, guest UbuntuServer14.04.3) I'm following the installation guide (docs.openstack.org/liberty/install-guide-ubuntu). When trying to issue the ...
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0answers
58 views

Openstack on Ubuntu Server on Xenserver 6.5

I'm trying to install OpenStack on Ubuntu Server 14.04. Ubuntu server is a virtual machine on XenServer 6.5. When I try to install OpenStack: $ sudo openstack-install I get the following error ...
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15 views

Error create VM in Glance in centos-7

I'm facing an issue while installing a VM in Glance-Openstack. Here it is [root@parkst ~(keystone)]# virt-install \ --name centos7 \ --ram 2048 \ --disk path=/var/kvm/images/centos7.img,format=qcow2 ...