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2024-12-21 - 06:03

Dates and Events:

OSADL Articles:

2024-10-02 12:00

Linux is now an RTOS!

PREEMPT_RT is mainline - What's next?


2023-11-12 12:00

Open Source License Obligations Checklists even better now

Import the checklists to other tools, create context diffs and merged lists


2023-03-01 12:00

Embedded Linux distributions

Results of the online "wish list"


2022-01-13 12:00

Phase #3 of OSADL project on OPC UA PubSub over TSN successfully completed

Another important milestone on the way to interoperable Open Source real-time Ethernet has been reached


2021-02-09 12:00

Open Source OPC UA PubSub over TSN project phase #3 launched

Letter of Intent with call for participation is now available



OSADL Special Events

OSADL Special Events

COOL - Compact OSADL Online Lectures



Online event

What is COOL?

COOL - Compact OSADL Online Lectures: Open Source meets Industry

  • COOL is an OSADL webinar series.
  • COOL takes place regularly once a month and covers new and state-of-the-art topics on Open Source software in industry, either on legal or on technical aspects.
  • COOL editions each consist of two lectures covering a special "Open Source meets industry" topic followed by a discussion round. The first "basic" lecture provides basic knowledge with regard to the respective topic and the second "advanced" lecture dives deeper into the topic and highlights special aspects. The discussion round gives all participants the possibility to ask questions and discuss with the respective speakers and the audience.
  • COOL speakers are OSADL experts on the one hand and external specialists on the other hand who kindly agreed to share their expert knowledge on the respective topic.
  • COOL is a virtual event. The lectures are held by live video streams. Speakers will be available for questions and discussion in a video conference which will take part subsequent to the live video streams.
  • COOL in general is designed to provide support how to best and compliantly use Open Source software in industry.

COOL April 2022 edition

Comparison of the various Linux hypervisor technologies with respect to real-time capabilities
Wednesday, April 27, 2022, 2pm to 4pm CEST

!!!Please note: The COOL April edition has been postponed at short notice to fall 2022! The replacement date will be announced as soon as possible!!!

Agenda COOL April 2022 edition:

Postponed to fall 2022

2:00pm to 2:45pm CEST:

Theoretical part: Comparison of available Linux hypervisors (virtual and paravirtual), Alexander Bähr, OSADL

2:45pm to 3:30pm CEST:

Practical part: Recommendation of how to select and to configure Linux guest real-time systems, Dr. Carsten Emde, OSADL

3:30pm to 4:00pm CEST:

Discussion and possibility to ask questions

Description COOL April 2022 edition:

About 20 years ago it was one of the most important challenges for using Linux in embedded systems to equip it with real-time capabilities. Although many people were convinced that it is impossible to retrospectively equip a general purpose operating system with real-time capabilities, many important steps towards this goal have been done up to now, and it is well conceivable that in the foreseeable future this work will be completed. However, having reached an important goal never stops engineers to envisage new and even more challenging goals. One of them is achieving real-time behavior not only of the host system but even of virtualized guest systems. Since there is a wide variety of hypervisor systems available for the Linux kernel the questions arises which of them, if any, is capable of running applications in guest systems with real-time response behavior. Before answering this question Alexander Bähr of OSADL will give an overview of the various ways how to manage and configure hypervisors for Linux. Specifically he will elaborate partitioning and separation strategies of hypervisors with respect to the overall topic of this COOL session. In the practical part Carsten Emde of OSADL will report on a comparison OSADL has executed some time ago to determine real-time capabilities of guest systems that run under particular hypervisors. Without anticipating the results of the study, it can already be stated that at least one of them fulfilled the expectation of a virtualized real-time guest system.

Recommended audience COOL April 2022 edition:

Software developers and engineers, hardware developers and engineers, system integrators, field application engineers, etc.

About the speakers of the COOL April 2022 edition:

- Alexander Bähr: Alexander is a state certified technician with a focus on control engineering. Since his youth he has been enthusiastic about electronics and data processing, especially Linux and Open Source. During his further professional activity with the main focus on measurement technology and its data processing, he has successfully used the various options of Open Source software in his professional environment for many years. Since 2020 he works as a technical computer scientist at the Open Source Automation Development Lab (OSADL) eG.

- Dr. Carsten Emde: Carsten Emde has a long history of professional activities in the field of software development, system integration and training, particularly for embedded system software. Carsten is specialized on graphical user interface, robotics, real-time systems and on legal and business aspects of using Open Source software in industry. He has been managing OSADL since its foundation in 2005.

Past COOL webinars

(Click on title to expand display.)

2024

2023

2022

2021

2020


Please click on the respective COOL edition in order to display the full agenda and more details about the lectures and the respective guest speakers.

Download of COOL overview January - April 2024 as PDF file (v2)
Download of COOL overview September - December 2023 as PDF file (v4)
Download of COOL overview January to May 2023 as PDF file
Download of COOL overview September to December 2022 as PDF file
Download of COOL overview January to May 2022 (new - v7) as PDF file
Download of COOL overview September - December 2021 as PDF file
Download of COOL overview January - May 2021 as PDF file

COOL conference language

The COOL sessions will be in English language.

COOL registration

Please use the online registration form to register for a particular COOL edition: Online registration form.
The access data will be sent to the registered participants shortly before the event.

COOL participation fee

Participation in COOL is free of charge.

COOL feedback

We would appreciate if participants of COOL completed and submitted the following feedback questionnaire in order to better meet their requirements and consider their suggestions in future events: Feedback sheet. Thanks in advance.

COOL presentations

The presentations and video clips of COOL will be made available after the event. Material of basic lectures will be publicly available, material of advanced lectures will be available exclusively for OSADL members or participants with login.

COOL Presentations and video clips (Member or participant login required to display material of advanced lectures)

Privacy policy

When you register for participation in the event you agree that the personal data you enter in the registration form will be processed at OSADL as necessary (see our privacy policy).

You may revoke this agreement at any time by email, mail or phone using the communication data provided at the imprint page, but this will also cancel your registration.

Questions?

Please do not hesitate to contact us in case you have further questions:
Andrea Ruf
officeªosadl.org
Phone.: +49 6221 98504 13