OpenStack Networking (Neutron)
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salvatore e10b008f7a Do not track active reservations
Reservations have a transient nature: a reservation lifespan
typically begins and ends with a single request.
Therefore tracking reserved amounts for each tenant and resource
is not nearly as efficient as tracking resource usage.
Indeed it is fairly easy to verify that the overhead for tracking
reserved amounts is much greater than the one needed for counting
active reservations for each tenant and resource.

This patch removes the logic for tracking reservations, and
replaces it with an explicit count of active reservations.

Please note that this patch does not adjust accordingly the
ResourceUsage DB model. This will be done in a separate patch with
an expand migration; this should avoid most merge conflicts before
the final patch for restoring reservation logic merges.

Related-Blueprint: better-quotas

Change-Id: Ib5e3bd61c1bc0fc8a5d612dae5c1740a8834a980
2015-09-02 01:42:14 +00:00
bin Replace 'import json' with oslo_serialization 2015-08-11 06:05:37 -07:00
devstack Added initial devstack plugin 2015-08-20 18:27:56 +02:00
doc Merge "[neutron-db-manage] Introduce contract and expand commands" 2015-09-01 02:54:23 +00:00
etc Merge "Split SR-IOV configuration file into driver and agent pieces" 2015-09-01 08:26:35 +00:00
neutron Do not track active reservations 2015-09-02 01:42:14 +00:00
rally-jobs Changes in rally-jobs/README.rst 2015-06-04 10:34:15 -04:00
tools Remove quotes from subshell call in tools/split.sh 2015-08-07 21:17:20 +08:00
.coveragerc Update .coveragerc after the removal of Cisco Nexus monolithic plugin 2015-03-31 02:25:06 +00:00
.gitignore Remove quantum untracked files from .gitignore 2015-06-25 11:59:37 +00:00
.gitreview Fix .gitreview to not point at a branch 2015-08-17 13:51:51 -06:00
.mailmap Add mailmap entry 2014-05-16 13:40:04 -04:00
.pylintrc pylint: enable `duplicate-key` check 2015-06-04 13:10:44 +10:00
.testr.conf Add an explicit tox job for functional tests 2014-02-05 17:11:52 +00:00
CONTRIBUTING.rst Workflow documentation is now in infra-manual 2014-12-05 03:30:37 +00:00
HACKING.rst Python3: use six.iteritems() instead of dict.iteritems() 2015-06-01 23:13:42 +02:00
LICENSE Adding Apache Version 2.0 license file. This is the official license agreement under which Quantum code is available to 2011-08-08 12:31:04 -07:00
MANIFEST.in Rename Quantum to Neutron 2013-07-06 15:02:43 -04:00
README.rst Update the URLs to the Cloud Admin Guide 2015-08-24 17:24:34 +02:00
TESTING.rst Add testing coverage .rst, missing test infrastructure to-dos 2015-08-10 20:37:23 -04:00
babel.cfg Use babel to generate translation file 2013-01-24 00:20:32 +08:00
openstack-common.conf Switch to the oslo_utils.fileutils 2015-07-15 08:09:26 +03:00
requirements.txt Updated from global requirements 2015-09-01 04:25:00 +00:00
run_tests.sh Remove check for bash usage 2015-04-07 15:15:33 +00:00
setup.cfg Merge "PLUMgrid plugin decomposition part II" 2015-08-30 05:07:49 +00:00
setup.py Updated from global requirements 2015-07-18 16:06:06 +00:00
test-requirements.txt Updated from global requirements 2015-08-13 02:14:42 +00:00
tox.ini Run py34 tests with testr 2015-08-25 19:03:38 -04:00

README.rst

Welcome!

You have come across a cloud computing network fabric controller. It has identified itself as "Neutron." It aims to tame your (cloud) networking!

External Resources:

The homepage for Neutron is: http://launchpad.net/neutron. Use this site for asking for help, and filing bugs. Code is available on git.openstack.org at <http://git.openstack.org/cgit/openstack/neutron>.

The latest and most in-depth documentation on how to use Neutron is available at: <http://docs.openstack.org>. This includes:

Neutron Administrator Guide

http://docs.openstack.org/admin-guide-cloud/networking.html

Networking Guide

http://docs.openstack.org/networking-guide/

Neutron API Reference:

http://docs.openstack.org/api/openstack-network/2.0/content/

Current Neutron developer documentation is available at:

http://wiki.openstack.org/NeutronDevelopment

For help on usage and hacking of Neutron, please send mail to <mailto:openstack-dev@lists.openstack.org>.

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