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Questions tagged [openstack-nova]

Openstack's Compute is a component that can be used to host and manage systems

106 questions
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Good approach for installing Openstack on Xen

I'm new to Openstack and I've one physical server with Xen installed on it .. My idea is : I want to use openstack in order to create compute instances on my server (Xen) but actually i'm not sure about the right infrastructure for accomplishing…
Jason4Ever
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kolla-build Error installing fluent-plugin-rewrite-tag-filter serverengine requires Ruby version >= 2.1.0

I am using kolla/kolla-ansible 5.0.0 and I just built all the container images and pushed them to my local docker registry. There is one image that kolla fails to build which is the fluentd image. Below is my error I get in the…
Joey Corkey
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Why does “Watchdog: BUG: Soft lockup CPU” errors occur when running openstack containers in docker

I just deployed openstack using kolla and kolla-ansible stable/pike version. I deployed on one control node and one compute node. Both nodes are Dell PowerEdge 2950 servers that are running Centos 7. The deployment It worked but while I try to use…
Joey Corkey
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How to connect to OpenStack instance (Ubuntu LXD Single Machine setup with conjure-up)

I installed Openstack on a single machine on Ubuntu 16.04 following the instructions from https://www.ubuntu.com/download/cloud/try-openstack. I found the LXD IP for Horizon and I'm able to create instances. I assigned a subnet to ext-net…
Scotrix
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openstack: where does nova keep guest devices information in database?

This is openstack specific question. I am using openstack of Juno version. I have kvm/qemu hypervisors with libvirt. I want to know where nova stores information related to my virtual instance's interface and disks. Does anybody know about it?
Rohanil
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Openstack nova-api - HTTP exception thrown: Hypervisor with ID '1' could not be found for removed compute/hypervisor

Hypervisor with ID 1 was removed but getting exceptions nova-api.log: 2017-01-09 19:27:21.067 43051 INFO nova.api.openstack.wsgi [req-27e511e0-cb85-4794-8f11-c00cec17717c 886b00b75d0b45c1936b30d579860bb7 e7375d9b17944ec49b4cf81d23945e7a - - -] HTTP…
Kyle
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instance fails with glance connection error

I am setting up the example architecture from http://docs.openstack.org/newton/install-guide-rdo/ I am at chapter Launch instance When I launch the the instance I get following error message showing in the instance information: Build of instance…
elhombre
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Why on network node not create tap* interface when created instance?

OS RHEL 7.2, openstack release - kilo. I have 4 node: controller, network, compute and block storage. I have some problem. When I create instance on Horizon, he get IP, but in network node not create tap*-interfaces. I look neutron and nova logs,…
akashavkin
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Controlling access to VMware vCloud and OpenStack Nova Compute VMs using LDAP

We are thinking of using LDAP based Identity and Access Management setup with VMware vCloud and OpenStack Nova Compute VMs. VMware vCloud and OpenStack Nova Compute VMs are self-serve in that the end-users (non Admins) can create the VMs as…
Saqib Ali
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Where to find list of deprecated settings for nova? Juno

Here is the scheduler_default_filters setting I am using my /etc/nova/nova.conf. I think some of these settings are obsolete/deprecated in Juno ... scheduler_default_filters =…
Red Cricket
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OpenStack Mitaka - Instances have no net connectivity

I've followed the Mitaka setup guide for my first OpenStack cloud. This all went ok (2nd time around!), however i'm now having issues with networking. The instance launches ok, and it's assigned an IP via DHCP, but it won't ping. I don't know if…
epea
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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 now. Now due to some reason I want to remove…
Yugendra
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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 request). Then later on if nova assigned a new…
Yugendra
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nova volume-detach fails silently, compute log shows libvirtError: invalid argument: no target device vdb

Using Openstack Havana, I'm trying to detach a cinder volume from a nova instance. Nova volume-list shows it as in-use: | 34b0ea26-f85c-4b62-8ebd-884b0e63e2d5 | in-use | filestore | 256 | None| 4d05ffe4-d30a-4c93-b710-c9ec80dad1c2 | The volume is…
Ryan M
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Nova CLI yields zero output on stderr and stdout

following problem. I got this shell script: #!/bin/sh # Provide log for debugging if [ ! -f /home/some-user/port-control.log ]; then touch /home/some-user/port-control.log chown some-user /home/some-user/port-control.log fi # Load environment…
Jan Z.
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