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Questions tagged [openstack-nova]

Nova is the project name for OpenStack Compute

Nova is the project name for OpenStack Compute, a cloud computing fabric controller, the main part of an IaaS system. Individuals and organizations can use Nova to host and manage their own cloud computing systems. Nova originated as a project out of NASA Ames Research Laboratory.

Nova is written with the following design guidelines in mind:

  • Component based architecture: Quickly add new behaviors
  • Highly available: Scale to very serious workloads
  • Fault-Tolerant: Isolated processes avoid cascading failures
  • Recoverable: Failures should be easy to diagnose, debug, and rectify
  • Open Standards: Be a reference implementation for a community-driven api
  • API Compatibility: Nova strives to provide API-compatible with popular systems like Amazon EC2
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Java API for downloading Openstack images

I want to take snapshot of a running server (Openstack env) in .vmdk format and download the .vmdk file in my local. Is there any java API for the same? I want Java API similar to openstack CLI "nova image-create" and "glance image-download".
Tanmoy
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What is correct image to spin up a VM in openstack using VBOX as host and centos 6.5 as allinone "guest"

I am running VirtualBox on my Mac Book pro. I spun up a Centos 6.5 image within virtualbox and installed Openstack RDO (packstack allinone) without any issues. I'm able to spin up the CIRROS default image without any issues (can SSH to/from) …
user2092856
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Cant start an instance openstack

I used devstack to setup openstack using ./stack.sh. I didn't add any files or change anything, everything is default. When I get on the dashboard and click launch on the included cirros image I get Error: Failed to launch instance "test": Please…
Shane Abram Mendez
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ERROR: Failed to attach interface (HTTP 500) (Request-ID: req-XXXX)

I have launched an instance with only one interface.When I tried to attach an additional interface to running instance I'm getting this error. Any idea? I'm using Neutron network. Also Additional interface and existing interface are on different…
Harikrishnan
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How do I get Openstack json schema for the responses it returns for its ReST API?

I need to generate reference/reflection/schema classes in java for the Openstack's response of ReST API. For example I am using API to get list of servers as : v2/{tenant_id}/servers/detail and here is my response :- { "servers": [ { …
Akshay Patil
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AttributeError: type object 'ManagerWithFind' has no attribute 'client'

I am new to python and openstack so please don't lose your cool :) Here I am trying to instantiate BareMetalNodeManager class object (from np_orchestration.py). np_orchestration.py from baremetal import BareMetalNodeManager from novaclient import…
Haris Farooqui
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Nova Boot Does not work for anything

I am trying to use the nova boot command but i keep getting the "to few arguments" error. nova boot --image this --flavor is --key-name usless --availability-zone nova:ubuntu I have been at this for a while can someone just please post what i am…
Mikecit22
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Is there any way to figure out which machines were created by which specific user?

Is there any way to figure out which machines were created by which specific user? I've tried looking at the servers/details option, but even though it's possible to determine which machines were created by the same user (via the user_id) I'm unable…
Erik Nguyen
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OpenStack Nova modification

I know the Structure of Open-stack and the basic idea of how it works. Could someone explain how I would go about modifying the scheduler for nova tho. I was thinking that I could download the code from git-hub then change some code around. The only…
Mikecit22
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installation of admin actions extension Openstack while Suspen/Resume action

I am trying to resume/ suspend a node already created in openstack using Jcloud APIs. The node gets resumed/suspended if i check it on my openstack server GUI, But my code gets an error response saying "Suspend requires installation of Admin action…
Tulika
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Can OpenStack be configured to start certain instances when the hypervisor reboots?

Say we have a power outage, and a hypervisor gets reset. Openstack will start up the nova services, etc. But, it will not start back up any VMs which were running when the hypervisor went down. Can it be configured to do this? Perhaps one workaround…
benh57
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Openstack Instances are not pinging when they are in different network

I have created two network in openstack (Hawana -ubuntu 12.04 LTS) (192.168.1.0/28, 192.168.1.16/28) and both network have their instances. Instances can ping the gateway of another network but instance can not ping another instance in that…
SanjuBaba
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how to extract values from >?

I'm using novaclient.v1_1 to get list of instances and trying to extract diagnostics of each server instance. code i've written instances = nova.servers.list() for i in instances: val_list = i.diagnostics print val_list so here i got…
Jaydipsinh
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Guidance on using openstack to launch an instance via php and automatically build an instance depending on request?

A very open question which I need some advice on and more importantly pointers in the right direction. I'm looking at using openstack for my private cloud (currently using VMware) as the main aim is to be able to launch a new VM instance from within…
Grimlockz
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How do I make floating ip pools available in OpenStack?

On the controller: > nova-manage floating list None 192.168.1.1 None public eth0 None 192.168.1.2 None public eth0 None 192.168.1.3 None public eth0 ... > nova floating-ip-bulk-list (with admin…
Trevor
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