OpenStack Compute (Nova)
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John Garbutt 8a476061c5 Ironic: retry when node not available
After a baremetal instance is deleted, and its allocation is removed
in placement, the ironic node might start cleaning. Eventually nova
will notice and update the inventory to be reserved.
During this window, a new instance may have already picked this
ironic node.

When that race happens today the build fails with an error:
"Failed to reserve node ..."

This change tries to ensure the remaining alternative hosts are
attempted before aborting the build.
Clearly the race is still there, but this makes it less painful.

Related-Bug: #1974070
Change-Id: Ie5cdc17219c86927ab3769605808cb9d9fa9fa4d
2022-12-15 16:33:43 +00:00
api-guide/source Merge "Correct wrong reference in docs" 2022-11-02 13:25:30 +00:00
api-ref/source Updated flavors doc 2022-09-17 17:40:52 +00:00
devstack Skip UnshelveToHostMultiNodesTest in nova-multi-cell 2022-08-31 16:52:21 +02:00
doc Merge "Support resource_class and traits in PCI alias" 2022-12-13 17:33:41 +00:00
etc/nova etc: Highlight absence of packages from config gen 2022-07-14 09:53:52 +01:00
gate Enable unified limits in the nova-next job 2022-03-04 03:42:14 +00:00
nova Ironic: retry when node not available 2022-12-15 16:33:43 +00:00
playbooks Test ceph-multistore with a real image 2022-11-09 11:34:02 -08:00
releasenotes Merge "Ironic nodes with instance reserved in placement" 2022-12-14 14:11:40 +00:00
roles [OVN] Adapt the live-migration job scripts to work with OVN 2021-03-15 09:41:03 +00:00
tools Test setting the nova job to centos-9-stream 2022-07-13 14:08:03 +00:00
.coveragerc Remove nova/openstack/* from .coveragerc 2016-10-12 16:20:49 -04:00
.gitignore db: Enable auto-generation of API DB migrations 2021-10-18 20:26:18 +01:00
.gitreview OpenDev Migration Patch 2019-04-19 19:45:52 +00:00
.mailmap Add mailmap entry 2014-05-07 12:14:26 -07:00
.pre-commit-config.yaml pre-commit: Sync hacking version, bump plugins 2022-04-05 13:02:18 +01:00
.stestr.conf Finish stestr migration 2017-11-24 16:51:12 -05:00
.zuul.yaml Temporary skip some volume detach test in nova-lvm job 2022-11-28 17:54:45 -06:00
CONTRIBUTING.rst [Community goal] Update contributor documentation 2020-03-25 12:01:37 +00:00
HACKING.rst Add missing descriptions in HACKING.rst 2022-08-31 12:12:07 +00:00
LICENSE initial commit 2010-05-27 23:05:26 -07:00
MAINTAINERS Fix broken URLs 2017-09-07 15:42:31 +02:00
README.rst Remove the PowerVM driver 2022-08-02 15:31:19 +02:00
bindep.txt Adapt bindep ubuntu-jammy 2022-05-06 08:51:15 +02:00
mypy-files.txt Basics for PCI Placement reporting 2022-08-25 10:00:10 +02:00
requirements.txt Bump minimum version of os-vif to 3.1.0 2022-11-14 08:02:30 +01:00
setup.cfg Remove the PowerVM driver 2022-08-02 15:31:19 +02:00
setup.py Updated from global requirements 2017-03-02 11:50:48 +00:00
test-requirements.txt Remove the PowerVM driver 2022-08-02 15:31:19 +02:00
tox.ini Add source dev parsing for vdpa interfaces 2022-08-22 14:57:21 +01:00

README.rst

OpenStack Nova

image

OpenStack Nova provides a cloud computing fabric controller, supporting a wide variety of compute technologies, including: libvirt (KVM, Xen, LXC and more), Hyper-V, VMware and OpenStack Ironic.

Use the following resources to learn more.

API

To learn how to use Nova's API, consult the documentation available online at:

For more information on OpenStack APIs, SDKs and CLIs in general, refer to:

Operators

To learn how to deploy and configure OpenStack Nova, consult the documentation available online at:

In the unfortunate event that bugs are discovered, they should be reported to the appropriate bug tracker. If you obtained the software from a 3rd party operating system vendor, it is often wise to use their own bug tracker for reporting problems. In all other cases use the master OpenStack bug tracker, available at:

Developers

For information on how to contribute to Nova, please see the contents of the CONTRIBUTING.rst.

Any new code must follow the development guidelines detailed in the HACKING.rst file, and pass all unit tests.

Further developer focused documentation is available at:

Other Information

During each Summit and Project Team Gathering, we agree on what the whole community wants to focus on for the upcoming release. The plans for nova can be found at: