magnum/releasenotes/notes/add-docker-storage-driver-to-baymodel-1ed9ba8d43ecfea1.yaml
Spyros Trigazis dec85b538f Add docker-storage-driver attribute to baymodel
* This parameter will be optional and users will be able to select
  a supported driver, otherwise the default configuration will be
  used.
* Add docker storage driver enum field to baymodel
* Add db upgrade file
* Update heat templates for kubernetes and swarm allowing only
  devicemapper and overlay as docker_storage_driver values.
* Add configuration for OverlayFS on Fedora Atomic, if overlay is
  incompatible bay creation will result a CREATE_FAILED status.
* Factor out configuration of docker storage drivers
* Update tests
* Add Release Notes

Partially-Implements: blueprint support-for-different-docker-storage-driver
Change-Id: Ib58cb734c4e9c90d5d83574852213d2e97359e92
2016-06-01 10:42:19 +02:00

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YAML

---
features:
- Add docker-storage-driver parameter to baymodel to
allow user select from the supported drivers. Until
now, only devicemapper was supported. This release
adds support for OverlayFS on Fedora Atomic hosts with
kernel version >= 3.18 (Fedora 22 or higher) resulting
significant performance improvement. To use OverlayFS,
SELinux must be enabled and in enforcing mode on the
physical machine, but must be disabled in the container.
Thus, if you select overlay for docker-storage-driver
SELinux will be disable inside the containers.