openstack/kolla-ansible
Code Issues Proposed changes

Merge "Do not use AUFS for centos/fedora/oraclelinux container images on ubuntu host"

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Jenkins 2016-05-30 11:48:20 +00:00 committed by Gerrit Code Review
commit b397cd72e1
2 changed files with 8 additions and 4 deletions
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9
doc/image-building.rst
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@ -188,11 +188,13 @@ image, the operator would add the following block to
Known issues
============
1. Can't build base image because docker fails to install systemd.
1. Can't build base image because docker fails to install systemd or httpd.
There are some issues between docker and AUFS. The simple workaround to
avoid the issue is that add ``-s devicemapper`` to ``DOCKER_OPTS``. Get
more information about the issue from DockerBug_.
avoid the issue is that add ``-s devicemapper`` or ``-s btrfs`` to
``DOCKER_OPTS``. Get more information about `the issue from the Docker bug
tracker <https://github.com/docker/docker/issues/6980>`_ and `how to
configure Docker with BTRFS backend <https://docs.docker.com/engine/userguide/storagedriver/btrfs-driver/#prerequisites>`_.
2. Mirrors are unreliable.
@ -298,5 +300,4 @@ variables that will be picked up from the user env::
Also these variables could be overwritten using ``--build-args``, which have
precedence.
.. _DockerBug: https://github.com/docker/docker/issues/6980
.. _drivers: https://wiki.openstack.org/wiki/Neutron#Plugins

3
doc/quickstart.rst
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@ -117,6 +117,9 @@ For Ubuntu 14.04 which uses upstart instead of systemd, run the following:
mount --make-shared /run
.. NOTE:: If centos/fedora/oraclelinux container images are built on an Ubuntu
host, the backend storage driver must not be AUFS (see the known issues in
:doc:`image-building`).
On the target hosts you also need an updated version of the Docker python
libraries: