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

2
votes
3answers
3k 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 ...
0
votes
1answer
2k views

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. ...
2
votes
1answer
1k views

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 ...
1
vote
1answer
95 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 ' | ...
0
votes
0answers
14 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 ...
0
votes
0answers
8 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: ...
0
votes
2answers
311 views

Joining variables in an openstack heat template

Say I want to name a a resource based on 2 variables so I have something like: heat_template_version: 2013-05-23 description: Create network with parameters: client_code: type: string ...
1
vote
2answers
2k 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 ...
0
votes
0answers
36 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 ...
0
votes
0answers
28 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 ...
1
vote
1answer
32 views

Duplicate host records in Foreman when VM is created by Foreman in OpenStack

I managed to connect Foreman and OpenStack, so that I can create VMs in OpenStack using Foreman web interface. I am using cloud-init, or how Foreman calls it, user data provisioning template in order ...
0
votes
1answer
3k 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 ...
-3
votes
1answer
42 views

Difference between cloud computing , grid computing and parallel computing [closed]

There are many definitions out there on the internet , but I am asking here , just because someone may answer it briefly from his/her practical experience with these technologies. How does cloud ...
0
votes
2answers
42 views

OpenStack Juno: Is it possible to keep instance on same compute host after resizing?

I have OpenStack Juno setup with 1 controller and 3 compute nodes. I have enabled password less authentication between compute nodes for re-sizing to work. Instance re-sizing is working fine up till ...
1
vote
0answers
22 views

Access service on subdomain in Kubernetes

I have following setup: Private OpenStack Cloud - o̲n̲l̲y̲ Web UI (Horizon) is accessible (API is restricted but maybe I could get access) I have used CoreOS with a setup of ...
0
votes
1answer
507 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 ...
0
votes
0answers
9 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 ...
0
votes
0answers
26 views

Authentication error in openStack's Horizon dashboard

I'm trying to setup an openStack controller from a VirtualBox VM. My VirtualBox host is Windows 10 and the guest is Ubuntu Server 14. The guest should (someday) function as an openStack controller, ...
0
votes
1answer
49 views

OpenStack: Create multiple instances using Horizon?

I have been reading up on deploying an OpenStack cluster in order to create a large number of instances. I haven't been able to find a script/blog/template guide on how to spin up 100+ instances at ...
1
vote
2answers
469 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 ...
6
votes
1answer
6k 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 ...
1
vote
1answer
372 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 ...
1
vote
0answers
19 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: ...
1
vote
4answers
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
0answers
46 views

Soft Lockup - CPU Stuck qemu-system-x86

I have a system running: * openstack icehouse * Linux 3.13.0-48-generic #80-Ubuntu SMP Thu Mar 12 11:16:15 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux(Ubuntu 3.13.0-48.80-generic 3.13.11-ckt16) Suddenly ...
2
votes
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 ...
1
vote
1answer
39 views

Can't install openstack kilo, stuck on keystone installation

I'm following this guide to install a testing instance of OpenStack Kilo with a very basic environment in a VirtualBox machine running Ubuntu server 14.04 x64. I've managed to get to the point where ...
1
vote
0answers
108 views

(centOS) cloud-init not pulling ssh

Trying to build CentOS 6 qcow2 image with OpenStack guide[http://docs.openstack.org/image-guide/content/centos-image.html]. I'm using "cloud-init" instead of the "/etc/rc.d/rc.local" script but I ...
0
votes
1answer
97 views

Nova network DHCP not releasing ip with force_dhcp_release=True

The problem I am seeing is that when nova-network calls dhcprelease upon instance termination (due to forcedhcp_release=True) the address is not always released(syslog are not showing DHCPRELEASE ...
1
vote
0answers
11 views

Alternative ways to detect hung OpenStack/Linux services?

I have noticed on some of my linux servers that a linux service will be hung. The only way I know that it is hung is operations that rely on the service fails and when I restart the service it fails ...
0
votes
2answers
175 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?
0
votes
1answer
27 views

Trouble accessing VM console OpenStack Juno

I have set up a Juno deployment of OpenStack. I can launch my cirros image: [root@ost-mgmt-el7-001 ~]# nova list +-----------+----------+--------+------------+-------------+------------------------+ ...
0
votes
0answers
74 views

In OpenStack dashboard, I cannot create new images

I cannot create an image using the dashboard, but I can delete images using the dashboard. I can create new images using Glance from the command line. But in Horizon, as soon as I click the "Create ...
0
votes
0answers
89 views

Openstack - neutron l3 agent - RNETLINK: network is unrecheable

I have Openstack deployed on a single dedicat server. When I try to lunch neutron l3 agent, it will fails with the following message: 2015-09-28 09:58:40.780 29841 ERROR neutron.agent.l3.agent [-] ...
4
votes
0answers
81 views

Windows port forwarding, local machine to server

I'm working on Windows 8. I'm trying to connect to an OpenStack cloud which is hosted on a remote server but has a public IP to the API. However, making API calls require calls to additional services ...
1
vote
1answer
667 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
5k 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 ...
6
votes
2answers
313 views

What is reasonable storage failover time that most OS (VM) can tolerate?

I have a GlusterFS 2 node 2 replica setup. I am planning to use it as OpenStack instance store, in which the VM disk image is stored. From my tests, if the GlusterFS node which the hypervisor ...
0
votes
0answers
68 views

Connecting tenants of two OpenStack servers using Openvpn is not working

I have two openstack servers in the same network: OpenStack server 1 having the IP: 192.168.25.9 OpenStack server 2 having the IP: 192.168.25.13 I have a tenant in each OpenStack server and I am ...
2
votes
3answers
512 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 ...
2
votes
0answers
53 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 ...
1
vote
0answers
58 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 ...
4
votes
3answers
3k 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 ...
3
votes
3answers
671 views

OpenStack - assign security group to existing instance

I want to assign a security group to an existing instance. Is this possible?
3
votes
1answer
916 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 ...
1
vote
1answer
1k 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 ...
0
votes
1answer
292 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 ...
2
votes
1answer
2k 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 ...
2
votes
1answer
325 views

How to remove / add public network to a server in Rackspace API

I have a server in Rackspace API. I would like to use the nova command to remove the public network interface. I am using the command: nova virtual-interface-list <instance_id> and then ...
2
votes
1answer
5k views

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

I have three Ubuntu servers (each having only one NIC) for my Openstack cluster configuration following this guide. I also have a Cisco 3750 24 port ethernet switch which I am using as a L3 device in ...