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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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How do i trace a particular terminal command?

In Openstack, lets say for example, i'm entering the command and i start up an instance using the image myimage and use flavor 1. nova boot --image myimage --flavor 1 server1 How can i actually trace this command and get details like what…
Pavan
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How to send data to cloud instance in opestack

Context: I have setup a demo cloud in my laptop using VirtualBox and have two virtual machines - one has the client and other as server. Create a small instance using the server and running instance is TinyLinux. Problem: How shall I send data to…
user1899895
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Openstack Folsom server detail JSON response cannot be unmarshalled

If you hit the api for getting the server details in Folsom, you would notice the entity "addresses". The entity has a child element as list of network name. It seems impossible to unmarshall the JSON response to Java object as the response…
Abhisar Swami
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How to set the os.environ for the nova-api?

I want to set the some variable in nova-api. Which is the best way to set that? (in nova.conf or in other file?) I can set in /etc/nova/nova.conf and get the value of that variable in the api. But is there any other way to set environment variable…
Nilesh
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nova client image create

Does anyone know where nova put the temporary image of the running instance while it is creating the snapshot? for some reason my snapshot image in glance stays in SAVING mode.
PrecTechCharlie
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DevStack Ubuntu 22.04.3 Clean Install/Build

To All, I am looking to install Devstack on Ubuntu 22.04.3 and am having the following error: Didn't find service registered by hostname after 60 seconds I can resolve the hostname and I feel like its just throwing that error because it does not…
Twigg90
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Collect VM uptime from openstack cloud

I would like to collect uptime info from a VM provisioned in Redhat Openstack. Is there a native service in OpenStack to continually provide the system logs (with uptime info)? I checked Nova VM diagnostics capability -…
Manish
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Openstack stack stuck in deletion

Tried stack deletion but it is failed to delete the stack. And I have removed the some of testvm's manually before deleting the stack. When I checked the test_resource it is in Delete failed status. So that the stack got struck in delete. Could you…
Beginner
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Are there changes between OpenStack Xenial/Pike and Xenial/Queens that would prevent JuJu from creating openvswitch bridges?

We've been running an OpenStack environment for the last 2 and a half years with a few hiccups along the way, but mostly with little downtime. Recently we've been trying to add a new piece of hardware to the stack as a nova-compute node to provide…
JayWatt
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Is there a repository for downloading sample component logs of openstack?

I am new to OpenStack, is there a repository where I can download OpenStack sample logs of each component to be used for analysis. I need to look for logs of each component that has a log level af error and critical. Found some logs on github and…
mang juan
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Work with openstack security Groups - Denied outgoing SMTP

i am working in a openstack cloud as reseller an try to find out a solution to denied outgoing SMTP Connections for new instances. I find out, I can add new security groups using the nova client. but how to create a rule for denied anything?…
nbx
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Packer: Sample file for Openstack

Can someone please provide me with a sample file for Packer creating OS image? I have this one: { "builders": [{ "type": "openstack", "ssh_username": "ubuntu", "tenant_name": "mytenant", "flavor": "m1.tiny", …
Misko
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/usr/bin/systemctl start openstack-nova-api failed

Getting error when installing packstack. ERROR : Error appeared during Puppet run: x.x.x.x_api_nova.pp Error: Could not start Service[nova-api]: Execution of '/usr/bin/systemctl start openstack-nova-api' returned 1: Job for…
Dileep Nunna
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No 'users' table in nova database

After successful installation of Openstack RDO in multiple hosts, the mysql database doesn't show any users in nova. Command SHOW TABLES; in the database does not show user or users table. MariaDB [nova]> SHOW…
kuro
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bdf based pci-passthrough (non SRIOV) using OpenStack Liberty

I am trying to get non SRIOV pci-passthrough using OpenStack Liberty, but not successful. These are the steps followed create pci_passthrough_whitelist in nova.conf of the compute node as pci_passthrough_whitelist = {"address": "0000:89:00.0",…
Ravi Kumar
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