Commit 098d06b0 by Julien Muchembled

Improve README

parent 04b882ac
......@@ -14,8 +14,9 @@ A NEO cluster is composed of the following types of nodes:
- "storage" nodes (mandatory, 1 or more)
Stores data in a MySQL database. All available storage nodes are in use
simultaneously. This offers redundancy and data distribution.
Stores data in a MySQL database, preserving history. All available storage
nodes are in use simultaneously. This offers redundancy and data distribution.
Other storage backends than MySQL are considered for future release.
- "admin" nodes (mandatory for startup, optional after)
......@@ -26,6 +27,17 @@ A NEO cluster is composed of the following types of nodes:
Well... Something needing to store/load data in a NEO cluster.
ZODB API is fully implemented except:
- pack: only old revisions of objects are removed for the moment
(full implementation is considered)
- blobs: not implemented (not considered yet)
There is a simple way to convert FileStorage to NEO and back again.
See also http://www.neoppod.org/links for more detailed information about
features related to scalability.
Disclaimer
==========
......@@ -113,7 +125,7 @@ configuration file.
Shutting down
-------------
There no administration command yet to stop properly a running cluster.
There is no administration command yet to stop properly a running cluster.
So following manual actions should be done:
a. Make sure all clients like Zope instances are stopped, so that cluster
......@@ -126,7 +138,7 @@ Deployment
==========
NEO has no built-in deployment features such as process daemonization. We use
supervisor with configuration like below::
`supervisor <http://supervisord.org/>`_ with configuration like below::
[group:neo]
programs=master_01,storage_01,admin
......@@ -145,3 +157,22 @@ supervisor with configuration like below::
priority=3
command=neoadmin -c neo -s admin -f /neo/neo.conf
user=neo
Developers
==========
Developers interested in NEO may refer to
`NEO Web site <http://www.neoppod.org/>`_ and subscribe to following mailing
lists:
- `neo-users <http://mail.tiolive.com/mailman/listinfo/neo-users>`_:
users discussion
- `neo-dev <http://mail.tiolive.com/mailman/listinfo/neo-dev>`_:
developers discussion
- `neo-report <http://mail.tiolive.com/mailman/listinfo/neo-report>`_:
automated test results (read-only list)
Commercial Support
==================
Nexedi provides commercial support for NEO: http://www.nexedi.com/
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