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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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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14 views

Error while installing openstack via openstack-packstack

I have followed https://www.rdoproject.org/Quickstart to install openstack in a CentOS virtualbox. I got the following error output while running sudo yum install -y openstack-packstack Loaded ...
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floating IPs NAT OpenStack

I can assign a floating IP to to an Instance and ping it from the external network. However, the instance can not ping any thing but the gateway and the compute node. Am i missing a NAT ? ...
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4 views

Error deploying VMware Integrated Openstack OVF on vCenter 6

I'm trying to deploy an OVF from VMware Integrated Openstack at my vCenter 6, but now it was showing an "Operation time out" message. Before, it was showing the message "the operation is not allowed ...
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8 views

Understanding OpenStack Neutron's OpenFlow utilization using OpenVSwitch and ML2

I have successfully set up a OpenStack environment using the OpenStack Installation Guide[1]. I'm now trying to wrap my head around whether and how this standard OpenStack installation using Neutron, ...
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4k views

Deleting port on one openvswitch bridge causes change in MAC address on another bridge

I am trying to set an explicit MAC address on an openvswitch bridge named br-ex. I am running Fedora 20 and using the native ifdown/ifup commands to configure the bridge (details of my network ...
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2answers
563 views

Extremely slow qemu storage performance with qcow2 images

I'm running some images using libvirt on a small Openstack cluster. Storage performance on these machines is extremely poor: my monitoring tool shows 100% utilisation (usually on writes but sometimes ...
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What is this configuration in /etc/network/interface means? [closed]

What is this configuration means? auto INTERFACE_NAME iface INTERFACE_NAME inet manual up ip link set dev $IFACE up down ip link set dev $IFACE down Thanks alot.
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37 views

Can I use a home-grade router to configure network for openstack cloud?

I'm trying to deploy a multi node openstack configuration using three physical nodes running SUSE Enterprise 11 SP3.(Controller, compute-1 and compute-2). I created a private network ...
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14 views

Setting up routes for openstack

Im trying to make an openstack deployment following this guide OPenStack Juno Guide. I have a linux server which is configured as a Nat, with 2NIC's. I used this script on section 4.5 Nat.sh. My ...
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1answer
243 views

Changing XenServer from LVM SR to EXT SR

I'm trying to setup openstack using this page: https://wiki.openstack.org/wiki/XenServer/PostInstall Unfortunately I think when I setup xenserver it setup the local SR as LVM (which the page above ...
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29 views

OpenStack Keystone port 5000 used by Python

I'm following official OpenStack documentation to build my first environment and got stuck in configuring Keystone (last step from ...
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14 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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23 views

What is the best way to connect SAN to OpenStack servers?

There is a OpenStack setup with controller, network and two computing nodes (it will be expanded in future). We plan to deploy Ubuntu on all servers. Also we need a storage subsystem for archiving ...
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9 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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8 views

keystone error — token-list works but not user-list , tenant-list

I am following the link on docs.openstack.org to install openstack step by step - so started with keystone - followed the steps but seems like only token-get is working when I specify ...
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19 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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20 views

s3ql mount seems disconnected

I'm trying to mount a runabove object storage, witch is based on openstack-swift, into my file system, thanks to S3QL. I'm using Ubuntu server 14.04 LTS. So I've mounted my object storage with: $ ...
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1answer
2k 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 ...
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1answer
70 views

Is it possible to monitor how OpenStack is allocating virtual infrastructure on a physical one?

I've been wondering whether there's a tool for monitoring how OpenStack is using physical resources (cluster [cpus, ram], network [interfaces, switches]) for its virtual infrastructures? The virtual ...
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1k views

Upload OVA with multiple vmdk's to OpenStack via Glance

I am trying to upload a OVA file to Openstack. The ova file contains 5 files: volume1.vmdk volume2.vmdk volume3.vmdk server.mf server.ovf I uploaded the files with the following command: glance ...
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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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9 views

Can I install openstack shared services on a compute node?

I am currently evaluating Openstack as an alternative to VMWare for our company. I would like to install Openstack on a Dell FX2 chassis with three physical servers in it. I was wondering if it was ...
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40 views

Best practices for scaling and capacity planning : VM only ? VM+Container ? Container only ? Cluster ? Something else?

(I can't find a similar question which has been already answered but maybe I do not use the good words as I'm a french student ;)) The closest answer to what I'm looking for is : Scalable Web ...
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71 views

Can not ssh to openstack instance using floating Ip address?

I've setup openstack using http://docs.openstack.org/developer/devstack/guides/single-machine.html machine has single Ethernet Port Eth0 With ip address 192.168.1.22 and i've created instance which ...
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1answer
817 views

juju bootstrap fails, connection refused port 22

I have a MAAS installation with it's interface at 10.12.1.3/MAAS. It is responsible for DHCP/DNS and the configurations are as follows: ip: 10.12.1.4 subnet mask: 255.255.255.0 broadcast ...
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29 views

install openstack in rhel 7 without subscribe to RHN [duplicate]

my question is is it possible to install openstack on rhel7 without subscribing to the Redhat network? I'm receiving an error of a missing dependency on phython-greenlet and so far the only solution ...
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1answer
63 views

VMware ESXi 6.0 and Openstack

I have a private cloud of Openstack running KVM compute. I'm looking to add other hypervisors into the Openstack private cloud as well. Namely, vmware and hyper-V. I know VMware has been researching ...
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16 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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21 views

Openstack Icehouse - Hypervisor (KVM) cpu_mode config

I have installed Openstack Icehouse, using the guide located here, and I am trying to find out what 'cpu' is exposed through the hypervisor to a VM. I have found this guide in order to configure the ...
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1answer
17 views

Openstack Nova Compute cluster [duplicate]

how to glue multiple CPUs together, I mean How openstack achieves it. What do they really mean when they say create CPU cluster using Openstack Nova. Openstack is written in Python, Any example ( ...
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27 views

Snapshot failing in a fresh Kilo install

I have a fresh OpenStack Kilo installation. When I try to create a snapshot from the dashboard or from the nova cli, the snapshot isn't being created. The local snapshot ends with success, but nova ...
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7 views

Where the openstack machine images are stored?

In Openstack cloud the machine images are stored inside the database as a blob object or it will be stored in filesystems? and where the machine images are stored in glance filesystem or in shift ...
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187 views

How to setup 3 networks on a 2 NICs Ubuntu box?

I need to configure 3 networks on my Ubuntu machine (OpenStack Network node) The /etc/network/interfaces I have is: # interfaces(5) file used by ifup(8) and ifdown(8) auto lo iface lo inet ...
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2answers
375 views

SSH access on openstack nodes

I have setup openstack using 2 nodes with Mirantis Fuel. After openstack gets deployed, I am unable to access the controller node and compute node via SSH as authentication fails when I try to access ...
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24 views

Does it make sense to define a VNC server in an OpenStack controller node?

I have some doubts about the vncserver_listen and the vncserver_proxyclient_address options in the nova.conf config file. In the OpenStack install guide, the session Chapter 5. Add the Compute ...
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309 views

stack.sh - OpenStack installation failed

I think it's 45th time I'm trying to install OpenStack - I've tried all possible methods I know ( openstack-deploy, manual, stack.sh ) .. but I'm still getting some problem. I would like to have that ...
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62 views

How do I add additional OpenStack compute node without using packstack?

I currently have a multinode OpenStack Icehouse setup running that was installed by using packstack on CentOS 6.6. Does anyone know the steps to add another compute node without using packstack? There ...
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221 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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44 views

vpnc router on CentOS not forwarding the rensponse

I'm mounting a vpnc router on an openstack environment. I mounted a CentOS Server with ip_forward enabled and iptables, with local IP 192.168.2.2. The remote network is 10.0.0.0/8 and the local ...
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1answer
75 views

Devstack installation: demo tenant name

When I install Openstack using Devstack, sometimes the tenant name of admin is demo and another time it is admin. How could this happen?
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65 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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65 views

Keepalived on openstack vm is possible?

I install keepalived on openstack vm and try create virtual ip for my lan network. But not working, I try use flat network with floating IP and vlan, but still no luck. It's possible use keepalived ...
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207 views

Neutron VPN agent throwing ipsec_pluto error when trying to associate/disassociate floating ip

I'm having a problem where Neutron tosses an error when trying to associate or disassociate a floating ip address with an instance. This seems to be preventing my floating IPs from actually doing ...
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1answer
78 views

Use of volume backing file size use in devstack?

I am trying to set up openstack on a single machine using devstack scripts. In configuration for cinder this parameter is given VOLUME_BACKING_FILE_SIZE. I am not able to understand what is the use of ...
3
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1answer
600 views

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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56 views

ssh into coreos on open stack using nova doesn't work

I have a coreos image and I am trying to boot the coreos image via nova client. The instance is fine and the process succeeds but I am unable to login to the coreos instance. I am following this ...
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120 views

live-migration failure and unable to launch an instance

I am having a trouble enabling live-migration in Openstack. I followed these steps such as setting vnc_listen = 0.0.0.0 etc. However, I get the following errors: 2015-03-27 17:43:42.336+0000: ...
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84 views

CSR1000v image in Openstack as a VM

I have an esxi host. Under that I have created a Ubuntu 14.04 machine running Openstack(devstack single node)Juno release. I am trying to spin CSR1000v image as a VM inside Openstack. I followed the ...
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28 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 ...