Cloud Computing Research, Technology and Innovation

Ignacio M. Llorente

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Top Stories by Ignacio M. Llorente

The OpenNebula project has just announced the availability of OpenNebula 4.6 Beta (Carina). This release brings many new features and stabilizes features that were introduced in previous versions. OpenNebula 4.6 introduces important improvements in several areas. The provisioning model has been greatly simplify by supplementing user groups with resource providers. This extended model, the Virtual Data Center, offers an integrated and comprehensive framework for resource allocation and isolation. Another important new feature has taken place in the OpenNebula core. It has undergone a minor re-design of its internal data model to allow federation of OpenNebula daemons. With OpenNebula Carina your users can access resource providers from multiple data-centers in a federated way. With Carina the OpenNebula team has started a journey to deliver a more intuitive and simp... (more)

OpenNebula vs. OpenStack: User Needs vs. Vendor Driven

This post is a reprint of a post at OpenNebula.org We've crafted this post to answer a recurring question we've been hearing lately, specially from organizations planning to build their own private cloud: How do you compare OpenNebula with OpenStack?... This is indeed a complex question. There is no single answer because open-source projects and technologies present several dimensions. But we are far from afraid to answer it: the short, tl;dr version would be that they represent two different open-source models. While OpenNebula is an open-source effort focused on user needs, Op... (more)

Balance Between User Base and Community in OpenStack and OpenNebula

This post is a reprint of a post at OpenNebula.org In our last post "OpenNebula vs. OpenStack: User Needs vs. Vendor Driven" we stated that"OpenStack penetration in the market is relatively small compared with the investment made by vendors and VCs". We have received several emails from people asking for the numbers that support this statement. This conclusion arises from the comparison between OpenNebula and OpenStack user base, a well as between the resources invested in development and marketing by each of them. User Base OpenStack is experiencing explosive growth in the numbe... (more)

OpenNebula 4.4 Retina Bringing Simplicity to Enterprise Cloud Computing

The OpenNebula Project has just announced the nineteenth stable release of its widely deployed OpenNebula cloud management platform, a fully open-source solution for data center management and enterprise cloud computing. With a sysadmin-centric approach, OpenNebula is the open operating system of choice in the converged data centre, combining a powerful virtualization manager that supports traditional IT features such as fault tolerance and failover, with the dynamic provisioning, elasticity and multi-tenancy of the enterprise cloud. OpenNebula 4.4 Retina includes support for mu... (more)

OpenNebula Celebrates Its 6 Year Anniversary!

Time flies, and we are once again celebrating our anniversary. Let me take advantage of this opportunity to describe the progress of the project during the last 6 years by using the slides of the opening talk "Unleashing the Future of Open-source Enterprise Cloud Computing" in the first OpenNebula Conference held in Berlin one month ago. Our Vision: Flexible Enterprise Cloud Made Simple "Simplicity is the ultimate sophistication", Leonardo da Vinci When the OpenNebula project started in 2008, we intended to create an open solution to make Enterprise Cloud simple. From the beginnin... (more)