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Peter Feiner 3580c2af1b enable multiple keystone-all worker processes
Fixes bug 1157261.

Since the majority of the work keystone does is cryptographic
calculations and filtering database records, keystone is CPU-bound.
Given that a keystone-all process has only one thread (i.e.,
eventlet's thread), keystone-all's throughput is limited to the
throughput of a single CPU core. To increase keystone-all's
throughput, we need to increase its CPU parallelism, which entails
running more keystone-all processes.

This patch adds two configuration options, public_workers=N and
admin_workers=N, that determine the number of keystone-all processes
that handle requests for keystone's public and admin WSGI applications
respectively.

Note that simply running keystone-all multiple times won't work
because care has to be taken for all of the worker processes to be
using the same socket (i.e., listen() then fork()).

DocImpact

Change-Id: If74f13bc2898e880649ee809967f5b5859b793c6
Co-Authored-By: Stuart McLaren <stuart.mclaren@hp.com>
2014-06-13 10:21:01 +00:00
bin enable multiple keystone-all worker processes 2014-06-13 10:21:01 +00:00
doc Merge "Add v2 & v3 API documentation" 2014-06-06 12:28:26 +00:00
etc document pki_setup and ssl_setup in keystone.conf.sample 2014-05-29 10:53:47 -05:00
examples/pki Modified keystone endpoint-create default region 2014-02-03 09:41:16 -06:00
httpd Isolate backend loading 2014-04-16 15:13:20 +10:00
keystone enable multiple keystone-all worker processes 2014-06-13 10:21:01 +00:00
rally-scenarios Add rally performance gate job for keystone 2014-04-30 13:24:32 +00:00
tools Cleanup openstack-common.conf and sync from olso 2014-05-28 16:24:44 +00:00
.coveragerc Add tests dir to the coverage omit list 2013-09-30 16:07:03 -04:00
.gitignore Fixes documentation building 2013-12-13 02:47:37 +00:00
.gitreview Add .gitreview config file for gerrit. 2011-10-24 14:48:03 -04:00
.mailmap Merge "Update mailmap entry for Brant" 2014-06-04 00:37:27 +00:00
.testr.conf Fix parallel unit tests keystoneclient partial checkout 2014-04-02 19:19:59 -05:00
babel.cfg setting up babel for i18n work 2012-06-21 18:03:09 -07:00
CONTRIBUTING.rst Migrate to pbr. 2013-05-23 16:59:08 +02:00
HACKING.rst Fix assertEqual arguments order(catalog, cert_setup, etc) 2014-04-03 20:11:29 +09:00
LICENSE Added Apache 2.0 License information. 2012-02-15 17:48:33 -08:00
MANIFEST.in Create TMPDIR for tests recursively 2014-03-24 18:46:36 +01:00
openstack-common.conf Sync service module from oslo-incubator 2014-06-09 17:08:32 +00:00
README.rst document keystone-specs instead of LP blueprints in README 2014-06-03 14:34:03 -05:00
requirements-py3.txt Updated from global requirements 2014-05-30 16:26:25 +00:00
requirements.txt Updated from global requirements 2014-05-30 16:26:25 +00:00
run_tests.sh Adds run_tests.sh cli option to stop on failure 2014-01-18 10:17:55 -05:00
setup.cfg Open Juno development 2014-03-26 17:57:01 +01:00
setup.py Updated from global requirements 2014-05-30 16:26:25 +00:00
test-requirements-py3.txt Updated from global requirements 2014-05-30 16:26:25 +00:00
test-requirements.txt Updated from global requirements 2014-05-30 16:26:25 +00:00
tox.ini pep8: do not test locale files 2014-06-01 23:32:29 +02:00

OpenStack Keystone

Keystone provides authentication, authorization and service discovery mechanisms via HTTP primarily for use by projects in the OpenStack family. It is most commonly deployed as an HTTP interface to existing identity systems, such as LDAP.

Developer documentation, the source of which is in doc/source/, is published at:

http://keystone.openstack.org/

The API specification is available at:

https://github.com/openstack/identity-api

The API documentation is available at:

http://api.openstack.org/api-ref-identity.html

The canonical client library is available at:

https://github.com/openstack/python-keystoneclient

Documentation for cloud administrators is available at:

http://docs.openstack.org/

The source of documentation for cloud administrators is available at:

https://github.com/openstack/openstack-manuals

Information about our team meeting is available at:

https://wiki.openstack.org/wiki/Meetings/KeystoneMeeting

Bugs and feature requests are tracked on Launchpad at:

https://bugs.launchpad.net/keystone

Future design work is tracked at:

https://github.com/openstack/keystone-specs

Contributors are encouraged to join IRC (#openstack-keystone on freenode):

https://wiki.openstack.org/wiki/IRC

For information on contributing to Keystone, see CONTRIBUTING.rst.