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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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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1answer
71 views

How to apt-get install a package for Ubuntu Quantal from Ubuntu Precise 12.04

On Ubuntu Precise 12.04, the package osm2pgsql is currently at 0.70.5+r25090-2ubuntu2. However I need to install a newer version 0.80 but apt-get update does not provide the newer version. Question: ...
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1answer
2k views

DHCP reply packets do not make it into KVM instance in OpenStack

I'm running a KVM instance inside of OpenStack, and it isn't getting an IP address from the DHCP server. Using tcpdump, I can see the request and reply packets on vnet0 of the compute host: # ...
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1answer
613 views

Ping responses to floating IPs do not reach the router (iptables/nat)

I'm running OpenStack, and I'm having trouble accessing my instances from floating IPs, from anywhere except the network controller node. I've got a Folsom deployment with FlatDHCP, not running ...
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1answer
475 views

Can't connect to instance via floating IPs, not natting/forwarding properly

I'm having trouble getting floating IPs to work properly on my OpenStack setup. It looks like the controller node (running nova-network) isn't forwarding the traffic to the instances. I've got a ...
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0answers
632 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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1answer
89 views

Mounting ISO9660 File System in Windows 2008

I am booting Windows 2008 instances in an OpenStack environment. OpenStack can use a "config drive" to pass metadata information to the instances. This drive is formatted as a ISO9660 (or optionally ...
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2answers
3k views

Openstack keystone issue

i am having an issue with keystone,keystone is configured with users nova,glance and admin user and their endpoints are also defined. when performing keystone token-get it is showing token,but ...
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2answers
232 views

Running ScaleMP on top of OpenStack [closed]

Looking for a feedback if anyone has already played with running ScaleMP linux appliances in OpenStack (KVM)? A short description of the setup (w/ or w/o InfiniBand, total amount of RAM, etc) and its ...
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1answer
344 views

Openstack Essex: how can I add custom iptables rules

I've got an openstack instance (all in one node) and want to redirect incoming traffic on some port from the host to one of the instance. Openstack Nova set up a whole bunch of iptables rules. How ...
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1answer
2k views

Why does host swap out VMs when there are 16GB of buffer cache and swappiness = 0? [duplicate]

I have a desktop running Ubuntu Quantal using OpenStack Folsom on an Intel i5 with 32 GB RAM and 2 GB swap. I'm running 7 VMs each sized like a EC2 m1.small, so 1.7 GB RAM each. I'm using KVM. As I ...
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1answer
3k views

OpenStack Quantum Log shows AMQP server on <server>:5672 is unreachable: Socket closed

In an OpenStack Folsom installation, my quantum server logs at /var/log/quantum/server.log shows: 2013-02-06 11:51:38 INFO [quantum.openstack.common.rpc.common] Reconnecting to AMQP server on ...
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1answer
100 views

Open Stack Installation - single server

I have managed to set up openstack on a single machine, everything appears to work with exception to being able to ssh. I can ssh to the instance from the host box, which has a public ip. However as ...
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3answers
2k views

Does nova support pxe boot?

I'm working on an OpenStack-based project. Now we need a virtual machine to boot from PXE. I cannot find any document about that. Does nova support PXE boot? If yes, how do I create a KVM image that ...
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1answer
251 views

openstack: how to run multiple glance instances?

I'm new to openstack. And I have followed the installation guide to set an openstack on a single host server. Now I got a question. On the single node, I registered a glance service and relative ...
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1answer
217 views

MAAS and openstack [closed]

I am confused how MAAS (Metal as a service) is different from Cloud? What is the difference or similarities between MAAS and openstack, are they both same or different
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4answers
572 views

Single Computer Openstack Deployment - Essex vs Folsom

The OpenStack Install and Deploy Manual for Essex seems to imply that the whole stack can be deployed on one machine without the need for VMs. In fact, DevStack does exactly this. However, the ...
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2answers
540 views

how to upgrade libvirt?

I'm trying to install openstack on RHEL 6.2. Following installation guide from openstack.org, I'm using the command: yum install openstack-nova openstack-glance After resolved many dependencies, I ...
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1answer
102 views

Stopping Devstack from running every time

I installed DevStack on my Ubuntu 12.04 laptop. But now, every time I start my laptop, the Apache HTTP servers and MySQL daemon are running at startup. Is there anyway to stop that from happening?
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2answers
2k views

Why can't Openstack VM reach itself via it's Floating IP?

I set up an OpenStack Folsom (2012.2) multi-node, single-network infrastructure. Everything runs fine, instances are running good on any compute node, private network works like a charm and all ...
2
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0answers
142 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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1answer
157 views

Openstack-Swift Disk usage for Containers

Currently i am testing a openstack-swift cluster made of 1 proxy node and 6 storage nodes. Each host has ubuntu 12.04. I put 5000 containers each having a text 4.6 KB. Each storage node has a 100 GB ...
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1answer
922 views

Object storage: when to choose OpenStack (Swift) vs. Ceph

Swift (OpenStack) and Ceph are both open source projects that implement object storage. What are the factors to consider when trying to decide which one to deploy? Under what scenarios would you ...
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1answer
230 views

Openstack: how object storage to be used by apps running on VM?

I'm new to openstack, now reading some documentation. I have question about the object storage. Could the swift object storage be used by apps running on virtual machine? I guess the answer should be ...
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1answer
68 views

Hosting websites in our Workplace custom-built datacentre

I'm faced with unique learning opportunity at work at the moment. Due to the slowdown (amongst other reasons), the powers that be at my office have decided to abandon our shared hosting providers ...
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1answer
682 views

How exactly are Distributed File Systems used in cloud environment? [closed]

How exactly are Distributed File Systems used in cloud environment ? More precisely: Are live VMs images (or their filesystem) usually located in the DFS ? Are VMs usually used to run the backbone ...
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3answers
465 views

OpenStack - assign security group to existing instance

I want to assign a security group to an existing instance. Is this possible?
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1answer
3k views

Instances in OpenStack are not getting DHCP leases

When I start instances in openstack, they don't get DHCP leases. When I go into the instance and manually configure the IP that would have been assigned. Network flows fine. With TCPDump, I can see ...
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2answers
341 views

OpenStack using one public IP address from multiple servers

I am testing out openstack and have it all configured but with my current setup I have only one public IP address which is assigned to the servers public interface. Is it possible to assign multiple ...
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0answers
177 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 ...
3
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1answer
284 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 ...
0
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1answer
2k views

installed openstack using devstack install shell script but getting 500 error when i try opening dashboard

I followed the instructions at http://devstack.org/guides/single-machine.html to install OpenStack. I first installed Ubuntu on my Windows 7 PC using the officially supported Windows installer for ...
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2answers
200 views

Which operating system should I choose for OpenStack? [closed]

So, soon we will deploy some new developers infrastructure on OpenStack and I have not so much experience in that sphere. First of all which operating system should I use? Mostly I use CentOS maybe ...
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1answer
556 views

Openstack - Connectivity between instances on 2 separate nodes

I have the following setup: 1 x Management Node (node A) 2 x Compute Nodes (node B & C) 1 x Volume Node (node D) Relevant configurations: VlanManager multi_host=true Node ...
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1answer
158 views

Programmatically configure Hadoop cluster from python

Are there any python API's to configure a hadoop cluster (namenode, jobtracker, etc..)setup on an OpenStack cloud?? I have the IP addresss to the VM's and am looking for openstack api's to configure ...
2
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1answer
1k views

How do I install OpenStack on a single Ubuntu 12.04 node?

I'm having trouble installing OpenStack in Ubuntu 12.04, for various reasons: The official Ubuntu website recommends Juju and MAAS. However, this is a single node I am trying to get OpenStack ...
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0answers
295 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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1answer
270 views

Running OpenShift Origin directly on hardware?

To anyone with OpenShift Origin experience, is there any benefit in skipping any IaaS infrastructure (like OpenStack), and installing the PaaS layer right on top of hardware? What would be the ...
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691 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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4answers
1k views

OpenStack: Can I convert a volume into an image?

I am trying to figure out the path of least resistance in OpenStack to get from a live CD to a disk image that can be used for deploying new guest instances. If you boot an OpenStack instance from a ...
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1answer
4k views

Vagrant (Virtualbox) host-only multiple node networking issue

I'm trying to use a multi-VM vagrant environment as a testbed for deploying OpenStack, and I've run into a networking problem with trying to communicate from one VM, to a VM-inside-of-a-VM. I have ...
2
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3answers
2k views

Is it possible to notify a File[] resource in Puppet and trigger resources subscribed to that file?

We're using Puppet to manage an OpenStack installation. OpenStack consists of a number of loosely connected parts, all communicating via AMQP. Several of the parts use a common configuration file ...
4
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3answers
2k views

Openstack: Is it possible to migrate an instance from a dead compute server to a live one?

I've got a cluster with 84 Openstack Essex compute nodes, one of which decided to pine for the fjords about 2 hours ago, with 8 running instances on it. The instances are all running off qcow2 disks ...
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1answer
658 views

Steps to use juju to orchestrate a devStack fresh VM setup?

Using this devStack guide : Running a Cloud in a VM to test OpenStack. What would be the steps to get the correct juju configuration from a fresh devStack setup? EDIT : Found out the first ...
4
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2answers
9k views

What is the correct network configuration for a devStack VM (virtualbox)?

Usually when I setup a new Ubuntu VM, i keep the eth0 in NAT mode to get the internet & I add a eth1 interface in HostOnly mode so that I can ssh. But using this devStack guide : Running a Cloud ...
3
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1answer
566 views

Deploy Hadoop to Openstack

I'd like to deploy Hadoop to Openstack cloud. Is there any automatic way to do that? Anyone tried to do that? I'm looking for some devops like juju. I've never used juju and right now I'm going ...
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1answer
418 views

Making a mini-cloud at home, using a few Ubuntu boxes [closed]

I'm looking to make a sort of at-home mini-cloud. I have several Ubuntu boxes lying around and thought I'd make them into something useful. I'm being a little vague on purpose since I'm not quite ...
4
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2answers
613 views

Are DNAT and REDIRECT equivalent when applied to locally destined traffic?

In setting up our OpenStack environment, I ran into a problem that was preventing instances from contacting a server running on the host. The metadata service (which exposes an HTTP API) runs on port ...
4
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1answer
1k views

How does OpenStack Glance work with Keystone and what exactly are these configuration options for?

I am configuring Glance to authenticate against Keystone. It works but I am unsure exactly how some of the authentication options interact. I started with the configuring glance documentation, but ...
2
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3answers
5k views

Openstack: Making a windows 2008 R2 image with virtio support

When installing windows 2008 R2 in kvm on a virtio disk, it seems there is no support for drivers. Even after installing the drivers I wasn't able to install windows to the image. This because windows ...