watcher-specs/priorities/newton-priorities.rst
Susanne Balle 761bb4b3e0 Blueprint priorities for Newton
Change-Id: Ifef5d0cd9b3cf0dba9769bdb1b626c26399964bc
2016-07-13 12:27:49 +02:00

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.. _newton-priorities:
=========================
Newton Project Priorities
=========================
List of priorities the Watcher drivers team is prioritizing in Newton.
+-----------------------------+-----------------------+
| Priority | Owner |
+=============================+=======================+
| `Cluster Object Wrapper`_ | `Vincent Francoise`_ |
+-----------------------------+-----------------------+
| `Persistent Audit Param`_ | `Prashanth Hari`_ |
+-----------------------------+-----------------------+
| `Watcher Policies`_ | `Charlotte Han`_ |
+-----------------------------+-----------------------+
| `Nova Policies`_ | `Jean-Emile Dartois`_ |
+-----------------------------+-----------------------+
| `Define Audit Scope`_ | `Alexander Chadin`_ |
+-----------------------------+-----------------------+
| `Scoring module`_ | `Tomasz Kaczynski`_ |
+-----------------------------+-----------------------+
| `Auto Triggering Audit`_ | `Digambar`_ |
+-----------------------------+-----------------------+
| `Dynamic Action Desc`_ | `Charlotte Han`_ |
+-----------------------------+-----------------------+
| `Planner Storage Action`_ | `Jinquan Ni`_ |
+-----------------------------+-----------------------+
| `Notifications`_ | `Vincent Francoise`_ |
+-----------------------------+-----------------------+
| `Uniform Airflow Strategy`_ | `Junjie Huang`_ |
+-----------------------------+-----------------------+
| `Overload Strategy`_ | `Alexander Chadin`_ |
+-----------------------------+-----------------------+
| `Plugins parameters`_ | `Vincent Francoise`_ |
+-----------------------------+-----------------------+
| `Get Goal from Strategy`_ | `Vincent Francoise`_ |
+-----------------------------+-----------------------+
| `Efficacy Indicator`_ | `Vincent Francoise`_ |
+-----------------------------+-----------------------+
| `Default Planner Generic`_ | `Jinquan Ni`_ |
+-----------------------------+-----------------------+
| `Continuous Optimization`_ | `Alexander Chadin`_ |
+-----------------------------+-----------------------+
.. _Jean-Emile Dartois: https://launchpad.net/~jed56
.. _Vincent Francoise: https://launchpad.net/~vincent-francoise
.. _David Tardivel: https://launchpad.net/~david-tardivel
.. _Tomasz Kaczynski: https://launchpad.net/~tom-kaczynski
.. _Edwin Zhai: https://launchpad.net/~edwin-zhai
.. _Prashanth Hari: https://launchpad.net/~hvprash
.. _Charlotte Han: https://launchpad.net/~hanrong
.. _Alexander Chadin: https://launchpad.net/~joker946
.. _Kevin Mullery: https://launchpad.net/~kmullery
.. _Digambar: https://launchpad.net/~digambarpatil15
.. _Jinquan Ni: https://launchpad.net/~ni-jinquan
.. _Grigorios Katsaros: https://launchpad.net/~gregory-katsaros
.. _Junjie Huang: https://launchpad.net/~junjie.huang
Cluster Object Wrapper
----------------------
`Watcher Decision Engine`_ must provide a way to get cluster objects that can
be used directly within a `Strategy`_ . These objects will be refreshed
periodically.
Persistent Audit Param
----------------------
Watcher must ensure that the Audit parameters are persistent in Db.
Watcher Policies
----------------
Admin can use policies to allow or not users to invoke Watcher API
methods.
Nova Policies
-------------
Watcher `Strategy`_ must conform with the Nova polices.
Define Audit Scope
------------------
Watcher python clients must validate resources instead of Heat.
Scoring module
--------------
Watcher scoring module is a generic machine learning service. It will provide
for example predictions or classifications that can be used by the selected
`Strategy`_.
Auto Triggering Audit
----------------------
Watcher will carry out 'Action Plans'_ automatically during Continous
Optimization.
Dynamic Action Desc
-------------------
'Watcher Decision Engine'_ must support Strategy with new customized
actions.
Planner Storage Action
----------------------
Watcher must store 'Action Plans'_ as a directed graph or Directed Acyclic
Graph in its database. The 'Watcher Applier'_ can then run each independent
Action in the graph in parallel when its dependencies have been satisfied.
Notifications
-------------
Watcher must be compliant with the new notification logic (versionned
payload and one topic).
Action Plan Conso
-----------------
Watcher must support a consolidation mechanism which combine all
'Action Plans'_ generated from an Audit into a single flow of Actions
to be executed.
Uniform Airflow Strategy
------------------------
This `Strategy`_ trigger migration of VMs based on the airflow of
servers. This strategy makes decisions to migrate VMs to make the
airflow uniform.
Overload Strategy
-----------------
This 'Strategy'_ chooses the pair VM:dest_host that minimizes the
standard deviation in a cluster best.
Plugins parameters
------------------
Watcher must give the possibility to the developer to add some
parameters depending on the configuration of OpenStack cluster
on the plugins
Get Goal from Strategy
----------------------
Achieved goal should be returned by each `Strategy`_
Efficacy Indicator
------------------
Provide efficacy indicators
Default Planner Generic
-----------------------
An admin needs to be able to add a new Action without having
to amend the source code of the default planner.
Continuous Optimization
-----------------------
Watcher Audit must support an active mode
.. _Strategy: https://factory.b-com.com/www/watcher/doc/watcher/glossary.html#strategy
.. _Watcher Decision Engine: https://factory.b-com.com/www/watcher/doc/watcher/architecture.html#watcher-decision-engine
.. _Action Plan: https://factory.b-com.com/www/watcher/doc/watcher/glossary.html#action-plan
.. _Watcher Applier: https://factory.b-com.com/www/watcher/doc/watcher/glossary.html#watcher-applier