Blog Article:


Ignacio M. Llorente

Chief Executive Officer at OpenNebula Systems

May 21, 2019

OpenNebula Techday 2015 Prague – The OpenNebula TechDays are full day events to learn about OpenNebula with a hands-on cloud installation and operation workshop, and presentations from community members and users. These events are targeted at cloud architects, data center admins, systems admins, systems integrators, DevOps architects, and solutions architect. The emphasis is to find local speakers and users to come together and talk about things that they care about most, and to share stories from their experiences using OpenNebula.

Venue Sponsor

cesnet logo 800


The TechDay will be held at

Czech technical University
Computing and Information Centre
Zikova 2
Prague 6
the Czech Republic

CESNET is the operator of Czech National Research Network, and the Czech National Grid Initiative. It its a long-term participant in European infrastructure projects, currently, among others, also operating an OpenNebula-based site within the European Grid Infrastructure’s Federated Cloud Platform.


Registrations were run via EventBrite with a nominal price of €25.00. Registration cost includes refreshments and lunch on the day.Register for this Event

The number of seats is limited  to ensure there is plenty of opportunity for everyone to interact. We encourage everyone to register as early as possible.

Agenda and Speakers

Agenda includes a hands-on cloud installation and operation workshop, and presentations from OpenNebula community members and users.

9:00-13:00: Hands-on Workshop

Daniel Molina, OpenNebula Core Developer
This hands-on tutorial will give an overview of how OpenNebula is used to build and operate private clouds. The attendees will build, configure and operate their own OpenNebula cloud.


  • An introduction to cloud computing with OpenNebula
  • The architecture of the cloud
  • Planning and installing OpenNebula
  • Configuration and basic usage


The target audience is devops and system administrators interested in deploying a private cloud solution, or in the integration of OpenNebula with other platform.

Skills Gained

  • Describe the features and benefits of using virtualization and clouds
  • Describe different architectures for a cloud that can be deployed with OpenNebula
  • Deployment and basic configuration OpenNebula
  • Basic operation of an OpenNebula cloud instance


No prior OpenNebula skills are required, but participants should have working knowledge of virtualization, networking and Unix/Linux systems.


The workshop includes hands-on exercises to be performed using attendee’s wifi-enabled laptops with VirtualBox installed. The attendees will build, configure and operate their own OpenNebula cloud.

13:00-14:00: Lunch

15:00 – 17:00: Presentations

14:00 – 14:30 – What is CESNET by Zdenek Sustr 14:30 – 15:00 – OpenNebula @ CESNET by Boris Parak 15:00 – 15:30 – OpenNebula @ Etnetera by Jan Horacek 15:30 – 15:45 – Coffee break 16:15 – 16:30 – PANACEA Project: Proactive Autonomic Management of Cloud Resources 16:30 – 17:00 – New features in OpenNebula by Daniel Molina

Call for Presentations

If you want to participate in this events and show us how you are using OpenNebula, contact us at

17:00 – 17:30
: Open Space

This is a session for attendees to gather and discuss passionate questions, burning ideas, features, integrations or any topic of their choice, in an informal and tech-friendly environment, with other passionate and interested people. There is no preplanned list of topics, only time slots and a space in one of the meeting rooms where interested participants propose topics and pick time slots.

Local Hotels

  • Hotel Diplomat (5 minutes walk)
  • DAP hotel (5 minutes walk)
  • Internacional hotel (15 minutes wolk)

Great availability of the workshop venue by Metro allows you to choose any hotel in Prague if no one from the mentioned recommendations fits your preferences.  Simply use or similar generic accommodation service


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