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 multiple compute node resources allocation for single vm instance

Im learning about OpenStack and understand that resources of a single compute node can be allocated and shared between multiple vm instances. If we assume that I have a single application that ...
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13 views

Integrating Swift All In One (SAIO) with Django-Swiftbrowser UI [on hold]

i already installed both SAIO and Swiftbrowser on my ubuntu laptop without using VM. So from here where and what do i need to get to connect this two endpoints to merge. Im really new in using linux ...
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11 views

etcd will not start on CoreOS in OpenStack instances

I have deployed three instances of CoreOS in my OpenStack setup. I can ssh into the instances, but etcd will not start. systemcctl status -l etd says: ● etcd.service - etcd Loaded: loaded ...
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7 views

How to add new plugins into Openstack Sahara?

I wanted to use Openstack Sahara to launch spark into a cluster, but I noticed that the "Apache Spark" does not appears in the Sahara "Plugins" tag. All the plugins I have are "Vanilla Apache ...
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14 views

What's the best way of creating NGINX server block on OpenStack floating ip allocation?

Im not sure if I'm approaching this from the right angle. I'm wanting to create a subdomain of bournetohack.com on a NGINX server upon associating a floating IP. What I was thinking is too tag onto ...
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23 views

Shutting down Openstack server and virtual machines

When I shutdown Openstack compute host (for example reboot required by updates) what happens to virtual machines that were running on that host? I know that when host starts again the virtual ...
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17 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 ' | ...
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1answer
27 views

rdo juno openstack glance operations fail

glance operations are failing glance --debug image-delete and glance --debug image-create don't spew any errors they just hang indefinitely python-glance-store-0.1.8-1.el7.centos.noarch ...
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25 views

Openstack Junos rapid production deployment

Can somebody familiar with Open Stack explain to me whether or not it's ok to use the RDO version for production use. The installation takes a matter of minutes compare to the doc installation Guide. ...
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13 views

upstart fail to run service and not able to debug

I am using os-svc-daemon to create my upstart service for openstack project. my upstart job config is as below File : /etc/init/myservice.conf start on runlevel [2345] stop on runlevel [016] env ...
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49 views

TCP ignores some packets for no reason

I have a weird problem which I can't understand. The actual network configuration is quite complex, because I am using Openstack and Docker to build a virtual network. However, the problem is not ...
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49 views

Openstack cannot attach volume to instance

I try to install block storage, but the volume cannot attach to instance. I'm pretty sure, I followed all instructions but compute node got error 2014-11-04 17:25:05.265 20896 ERROR ...
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36 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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46 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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1answer
26 views

How to access hadoop remotely

I have installed Hadoop on open-stack CentOS guest VM. I am able to open the site (From 192.168.0.10, VM-1) http://localhost:50070 http://192.168.0.10:50070 But not able to access the same from a ...
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54 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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80 views

openstack/ovs failed to add br-ex as port: File exists

I am having trouble setting up openstack ice house on a single machine. In the openvswitch-agent.log I get: Warning neutron.agent.linux.ovs_lib [-] Found failed openvswitch port: [u'm2', [u'map', ...
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60 views

Libvirt/KVM vm - No network connectivity

I have installed devstack (OpenStacks development platform) on a physical ubuntu 14.04 host and I have been trying to follow the tutorials for manually creating an image. I have tried for Ubuntu and ...
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1answer
476 views

Apache Mesos Vs. Apache CloudStack

Managing the infrastructure (private cloud or public cloud) at scale and ease is addressed by Apache Mesos, Apache CloudStack and OpenStack. What is the major difference between Mesos and ...
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237 views

cloud-init does not grow the partition nor the filesystem

I am currenty preparing OpenStack-ready images of CentOS 7 and Ubuntu 14.04. For the "automation" I use packer, which is provided by you with a json-template. Packer then starts the installation ...
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98 views

What it takes for an openstack instance to connect to internet

I'm running a two node openstack cloud with single NIC using nova-network, Everything seems fine but when it comes to networking there are many problems and I think thats due to having only one NIC on ...
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1answer
42 views

Changing the min disk property of an image on Horizon

Is it possible to change the minimum disk property of an image using the web interface Horizon? I know that we can use the API: # The following command will change minimum ram to 2000MB and ...
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36 views

Openstack instance only accessible in host node

Every time I run an instance everything works fine and I can ssh instance only inside the host compute node.when I try it on controller I get this: Warning: Identity file kp0 not accessible: No such ...
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1answer
204 views

Launch an openstack instance with single NIC

I'm totally new to openstack and without much resources I built a cloud with my pc as controller containing a wifi for internet and ethernet for internal connection also with my laptop again with a ...
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1answer
15 views

How is the image size calculated in OpenStack?

I created a snapshot of an instance on OpenStack using the web interface Horizon. I see that the image size is 59.5 GB: I am surprised because the instance's disk was pretty empty: and the RAM ...
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1answer
31 views

Which instances' states count toward the project's RAM quota on OpenStack?

Looking at the CSV Summary through OpenStack's web interface Horizon (under Project Overview), I see that the instances of my project are in various states, namely: 1 Active Error Stopped/Shutoff ...
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1answer
45 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 ...
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1answer
28 views

What is the difference between Usage (Hours) and Uptime (Seconds) in OpenStack's web interface Horizon CSV Summary?

In OpenStack's web interface Horizon, under Project Overview we can download a CSV Summary. What is the difference between Usage (Hours) and Uptime (Seconds) columns? The former seems to be how ...
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33 views

Contrail Controller Roles

Trying to setup a test contrail / openstack environment, however I am confused with some terms that the contrail uses in its documentation... Contrail Controller Roles The roles used for the ...
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14 views

What is the Usage (Hours) in OpenStack's web interface Horizon CSV Summary and why most of my instances have the same value (17.02)?

In OpenStack's web interface Horizon, under Project Overview we can download a CSV Summary. I am surprised to see that in the CSV summary I downloaded, the Usage (Hours) column is almost always ...
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1answer
22 views

What does the “1” state mean in OpenStack's web interface Horizon CSV Summary?

In OpenStack's web interface Horizon, under Project Overview we can Download CSV Summary: What does state 1 mean?
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1answer
444 views

How many VMs per core/vcpu can be run in OpenStack

I'm working on a simulation tool to model VM behavior and migrations on Cloud environments. I deployed a little OpenStack cluster with 4 nodes on cheap regular hardware PCs at the university using ...
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113 views

Nova add floating-ip error

Getting below error when running nova add-floating-ip commandm when I run the command nova floating-ip-list is shows this ip with and Instance ID of None and a fixed ip of None. nova ...
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1answer
137 views

dashboard not displaying network and object store

After installing OpenStack (DevStack), I logged in to the dashboard. I could find only two tabs there (compute and orchestration) but not network and object store, though I have logged in as admin. ...
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1answer
67 views

Openstack via Packstack install Public IP Address

I have a VM running remotely that I am accessing through a publicly accessible IP address: 125.X.X.X, I SSH'd in and ran packstack --allinone and let the process complete. The IP address on eth0 is ...
2
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1answer
43 views

Finding exact amount of used RAM in OpenStack's web interface Horizon

In OpenStack's web interface Horizon I can see: Is there any way to have a more precise figure on how much RAM is being used? The best I have found so far is to look at the page source: but it ...
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70 views

uninstall openstack neutron node completely?

I've installed neutron as my network node, now I'm trying to replace it with a legacy network, but I can't find any related documentation. Are there any solutions about removing network node (neutron ...
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54 views

OpenStack soft reboot instance vs. sudo reboot

Is there any difference between performing an OpenStack soft reboot instance through the web interface Horizon and SSH into the instance and perform sudo reboot?
2
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2answers
574 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 ...
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1answer
63 views

Openstack Neutron on top of Amazon VPC

Is it possible to run Openstack Neutron within an Amazon VPC and still be able to use all of Neutron's features (GRE mesh network, etc)? I do know about Amazon's ENI and networking tools within a VPC ...
0
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1answer
18 views

How are the security groups injected in an image in OpenStack?

I have been using OpenStack for some time and was just wondering how the security groups are injected in an image file. I browsed on the internet but I could not find a solution.
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36 views

How to remove a service from Openstack?

I am trying to add a custom Swift to my production OpenStack installation. I have a devstack with swift in it. As an exercise, I am trying to remove the Swift service from my devstack. Using keystone ...
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177 views

Packets are not routed by iptables, how to debug

I'm using OpenStack and OVS. This is my case: From a remote host, I ping VM with IP A. Local gateway received the echo request, then send a packet with IP A and MAC address A' (based on a fixed ...
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1answer
35 views

Openstack on Fedora 20 install error

Okay I was trying to install OpenStack on Fedora 20 by going through this article http://openstack.redhat.com/Quickstart and encountered an error like below: packstack --allinone ERROR : Failed to ...
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1answer
306 views

Promiscous mode on vmware workstation

I am trying to do the network setup in the openstack configuration on 3 Ubuntu vm with vmware workstation, but in order to work I get the following indication : If you are building your OpenStack ...
0
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1answer
162 views

Agent error when launching instance with OpenStack Icehouse

I have encountered the following error in nova compute logs when launching a new instance with OpenStack Icehouse: "AgentError: Error during following call to agent: ['ovs-vsctl', '--timeout=120', ...
0
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1answer
64 views

KVM Dynamic Rate Limiting

How can I dynamically rate limit the network speed on individual KVM instances? For example, I want to set a rule where if a user uses over 100mbps inbound or outbound bandwidth for over 30 minutes, ...
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35 views

Creating an instance with a specified name, or renaming an instance name after it got created?

I created 4 instances on OpenStack using euca-run-instances -k Franck -n 4 ami-00000023f. The created instances have the following instance names (as listed on OpenStack's Horizon web interface) ...
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1answer
89 views

How to change the setting for a network device reported by ethtool, specifically Speed, on VM?

This is related to these two questions, although they don't answer my question. The machines are RHEL6. 1.ethtool not showing all the properties 2.changing network speed to 1000Mb/s Output on VM: ...
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1answer
395 views

devstack - how to add directly attached storage to a single node installation

I have devstack up and running on an Ubuntu 14.04 x86_64 VM in a single node environment. The VM has / mounted on an 8GB primary disk and an 80GB secondary disk mounted on /mnt. Output of mount ...