tacker/releasenotes/notes/vdu-affinity-policy-673e4dc7b76ef58f.yaml
dineshbhor f47bf1ba32 Add placement policies support
- This patch aims to add support for following placement policies in
  addition to the default 'affinity' policy:
    anti-affinity
    soft-affinity
    soft-anti-affinity

- This patch adds respective functional/unit test cases. To test
  "anti-affinity" policy on the gate, changed the devstack functional
  jobs `nodeset` from the default single node to "openstack-two-node".

- This patch also adds respective documentation and usage guide for
  the above added policies.

Depends-On: I56a9cf4bb553c8026eec73212a3742d5eab17420
Co-Author: tpatil <tushar.vitthal.patil@gmail.com>
Implements: blueprint vdu-affinity-policy
Change-Id: I18aaa9d00c8539ccc60cb6e70570dee124df70a3
2018-07-26 13:24:34 +09:00

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YAML

---
features:
- |
Added placement policy support. Operator can specify below placement
policies in addition to `affinity` to VDU's:
* ``anti-affinity``
* ``soft-affinity``
* ``soft-anti-affinity``
Note: There is a known issue in nova that `late anti-affinity check`_ doesn't work
in multi-cells environment. So it is highly recommended to deploy nova in single cell
environment until this issue is resolved in multi-cells environment.
.. _`late anti-affinity check`: https://docs.openstack.org/nova/pike/user/cellsv2_layout.html#operations-requiring-upcalls