OpenStack Liberty

OpenStack Liberty is a free cloud platform.

On October 15, 2015 the community OpenStack released the twelfth release of a free cloud platform code-named^[1].

On an action of OpenStack Summit (2014)

Among the main changes made to OpenStack Liberty:

• the first complete release of the project for management of containers — Magnum — with support of the popular Kubernetes, Mesos and Docker Swarm systems and also the orchestration of network with Astara, to management of networks in containers with Kuryr, billing with CloudKitty and the directory of ready templates for popular applications from community (Community App Catalog);
• the new engine for the orchestration (Convergence) and tens of new resources for management, automation and the orchestration in Heat;
• the orchestration of network using Astara;
• the improved support of large installations with the new version of Nova Cells — v2;
• thin setup of access rights and the simplified management of these rights (Policy Support in the form of policy.json);
• role-based access control (RBAC) in Heat and Neutron;
• improvements in scalability and performance of the Horizon panel;
• the solution for caching of the general (generic) images and the enclosed quotas in block storage Cinder;
• improvements in support of Redis, MongoDB and Percona Server in Trove (SUBD-kak-service);
• possibility of loading of the signed images in Glance (service of images);
• support of zones of availability and the driver for a SMB sphere in Manila (distributed file system);
• transition to a standard core from release of Ubuntu "Trusty Tahr" is Linux 3.13 (for the best performance it is in certain cases recommended to use Linux 3.19);
• transition to model of intermediate releases for OpenStack Ironic (Bare metal) — version 4.2 became a basis for Liberty.

Participated in preparation of release, made changes to code base, documentation, localizations, nearly 2 thousand people from 164 organizations. Most of all changes in Liberty are accepted from the companies HP Red Hat Mirantis IBM Rackspace Huawei Intel Cisco, VMware and NEC.

For half a year - time of creation of release, community OpenStack changed approach to the organization of upstream-projects, having accepted model which called "a big tent" (big tent): this change is made that the community concentrated efforts on the minimum set of stable key services.

Notes