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.

learn more… | top users | synonyms

20
votes
2answers
4k views

Relationship between Vagrant, Docker, Chef and OpenStack (or similar products)?

I am a web developer, but I am also interested in a few administrative tasks. Hence, the new move from pure administration to dev-ops comes handy for me. Anyway, I have some problems to put a few ...
0
votes
1answer
608 views

OpenStack Instance not using up full space

I have created new instance with Centos 6.4 with 20 GB Disk Space but when i logging to the VPS and Execute df -h the space shown as the following Filesystem Size Used Avail Use% Mounted ...
2
votes
1answer
70 views

Openstack Single Physical Network

I am trying to deploy openstack grizzly on a 12 node cluster. I want to use the xen hypervisor. I currently have xenserver installed, and I have 3 virtual machines running Ubuntu 12.04 to use for the ...
2
votes
4answers
3k views

libvirt network error - no 'default' network device found

My original purpose is to create centos image for openstack. Although I did directly with kvm, still wondering about error. Was using this manual for my task. After this command: # virt-install ...
0
votes
0answers
114 views

LinuxBridge Plugin configuration seems broken in my OpenStack Grizzly set-up, but how to debug it and fix it?

I used theses scripts (OpenStackGeek) to install a Single-node OpenStack Grizzly on an Ubuntu 13.04. Everything seemed to work quite fine until I tried to reach one VM. Unfortunately, no VM was ...
0
votes
2answers
475 views

vnc to kvm host not working despite succesfull network connection

I have a centos 6.4 box running openstack grizzly. I have various instances running, yet I can not view their console. Horizon has a built in console viewer called novnc-proxy, which is not working ...
0
votes
1answer
72 views

How can I find the image name from the image ID in OpenStack?

E.g. ami-00000073 is used as the image ID. How can find the image name associated to it?
3
votes
1answer
2k views

Why does OpenStack distinguish images from snapshots?

Usually, http://serverfault.com/a/268727/126950: snapshot = an exact capture of what a volume looked like at a particular moment in time, including all it's data. image = a total snapshot of a ...
0
votes
0answers
925 views

Cannot create a volume using Cinder in Openstack Folsom

Services [ ok ] Checking status of libvirt management daemon: libvirtd running. [ ok ] nova-network is running. [ ok ] nova-compute is running. [ ok ] nova-cert is running. [ ok ] nova-api is ...
0
votes
0answers
805 views

Openstack Quantum cannot talk to RabbitMQ: Connection refused but log says unreachable?

I've got single-node Openstack Folsom deployment on a Debian 7.1 server. I've followed the Folsom guide so far and have got everything set up, but when I try to log in through the dashboard, I get the ...
5
votes
2answers
205 views

Deploying Openstack without internet access

I have about a dozen rather beefy machines on a separate network. This network is not (will not be, cannot be) connected to the internet. I'd like to deploy Openstack on them so that they can be used ...
0
votes
2answers
131 views

MySQL server on openstack

I want to set up a MySQL database that is easy to scale. Traditional, off-cloud scaling means (1) upgrading the hardware, (2) sharding, or (3) replicating. Option 1 is easy but is limited. Option 2 ...
4
votes
2answers
655 views

Issue with creating an Windows 2008 Virtualized image with qEmu

I'm trying to create a qemu image of a 64bit Windows 2008 Server install. It will be used on Openstack as an instance. The Virtualization environment [of qemu] is being run from a VMware virtual ...
2
votes
2answers
476 views

Packets only get forwarded when tcpdump running on bridge

I ran into the oddest thing when trying to debug a networking issue with OpenStack. I was doing a ping test between virtual machines. The ICMP request packets only made it to the destination host if I ...
0
votes
0answers
33 views

Sniffing one tunnel in an other tunnel

In OpenStack with Quantum you can create virtual networks via Open vSwitch and the GRE protocol. My question is: If i create two GRE based network in Quantum will I somehow be able to sniff network ...
2
votes
1answer
442 views

OpenStack, Windows 2012, DHCP and DNS

I'm trying to set up a Windows domain in virtual machines (VMs) instead inside of an OpenStack deployment. I've configured one of the VMs to be the domain controller (including DNS server), running ...
0
votes
0answers
160 views

How to make a small image from a running instance?

I would like to create a glance image from a running nova instance, and am able to do so with nova image-create instance-id new-image-name However, the created image is huge. It appears to be the ...
0
votes
2answers
205 views

How does OpenStack determine “Available Instances”, “Available vCPUs”, and “Available RAM”?

I have a new OpenStack installation on a Server with 8 cores and 16GB of RAM. How does OpenStack determine that I have 10 "Available Instances", 20 "Available vCPUs", and 51,200 MB of "Available ...
1
vote
0answers
188 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 ...
0
votes
1answer
84 views

Add OpenStack Compute to existing Xen based server

I have an existing server running Cenos 6.x with Xen 4.x and a dozen or so virtual machines. I'm building out an OpenStack environment and was wondering if is possible to install OpenStack compute on ...
1
vote
1answer
536 views

SSH Keys Won't allow for me to log into a Ubuntu OpenStack image

I have an instance of the ubuntu image: precise-server-cloudimg-amd64-disk1.img. I can boot/launch the image from Nova. [Below is the image details] However, I am not able to log into the box with the ...
1
vote
3answers
1k views

Turn off strict checking of ssh keys

each user creates and destroys 15+ plus vm's per day. The vm's are created in the company's internal openstack cloud. Every time a new vm is assigned an ip address which has previously been handed ...
2
votes
1answer
500 views

Static IP Addresses and OpenStack

I'm working within an environment where static IP addresses are the prescribed method. I have a set of IP addresses [about 10] and I'm trying to get that to be the pool of IPs that OpenStack can use. ...
0
votes
1answer
230 views

Do I really need to use openstack? [closed]

There is a lot of hype on the Ubuntu website at the moment about openstack and I am planning to setup a few virtualised servers on Ubuntu anyway. My question is that I'm not sure if openstack would ...
0
votes
2answers
339 views

How does OpenStack's object storage (swift) know where to find objects?

I've been reading the architectural docs for swift (http://docs.openstack.org/developer/swift/overview_architecture.html). I half understand what 'rings' are for but I think I'm missing some details. ...
1
vote
0answers
436 views

Ghost “vlan 0” tags added to ethernet frames in CentOS guest under OpenStack

I'm trying to debug an issue involving a KVM virtual machine instance where the instance doesn't respond to network requests when the source is on another physical machine, which is on the same subnet ...
0
votes
1answer
456 views

OpenStack over NGINX+uWSGI

Following this not so popular question: OpenStack & NGINX+uWSGI I've start to build my dashboard node using well... NGINX and uWSGI of course, but I'm now facing a path problem. Indeed, uWSGI is ...
2
votes
1answer
2k views

Configuring trunk interface in Cisco 3750 switch to allow multiple Vlans connected with Ubuntu servers having a single NIC (sub-interfaced)

I have 3 Ubuntu servers (each having only 1 NIC) for my openstack cluster configuration following the guide of http://docwiki.cisco.com/wiki/Cisco_OpenStack_Edition:_Folsom_Manual_Install I also have ...
0
votes
1answer
1k views

OpenStack Dashboard (Horizon) Fails to Allow Log In

I cannot log in to the OpenStack Dashboard; attempting to do so results in a re-direct back to the log-in page. Entering the wrong details will throw an "incorrect user/pass" error; the correct ...
1
vote
1answer
1k views

Cannot connect to Openstack Instance via horizon, but SSH works?

I've got an OpenStack deployment running inside a VM for testing purposes. My setup is as follows: Host Ubuntu x64 with Virtualbox -> Guest Ubuntu x64 with OpenStack -> Ubuntu X64 Server Test ...
1
vote
0answers
306 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 ...
1
vote
1answer
67 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: ...
2
votes
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: # ...
2
votes
1answer
512 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 ...
2
votes
1answer
431 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 ...
1
vote
0answers
557 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 ...
0
votes
1answer
82 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 ...
1
vote
2answers
2k 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 ...
0
votes
2answers
221 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 ...
-1
votes
1answer
325 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 ...
4
votes
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 ...
0
votes
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 ...
0
votes
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 ...
1
vote
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 ...
0
votes
1answer
219 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 ...
-1
votes
1answer
208 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
0
votes
4answers
549 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 ...
-1
votes
2answers
483 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 ...
1
vote
1answer
100 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?
3
votes
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 ...