Klaus Rechert's Blog

In the previous blogpost we focussed on the preservation of Virtual Machines. In the second part we focus on the preservation of a computational scientific workflow implemented in a common workflow engine as a software container. Container technology (also called operating system virtualization) is promoted as a lightweight alternative to virtual machines, requiring less resources […]

By Klaus Rechert, posted in Klaus Rechert's Blog

23rd Jan 2019  9:56 AM  998 Reads  No comments

This blog post is introducing CiTAR – Citing and Archiving Research, a three year Baden-Württemberg state project, which is developing infrastructure to support computer assisted research. One major outcome of this project are means to publish, cite and provide long-term access to virtual research environments.

By Klaus Rechert, posted in Klaus Rechert's Blog

12th Dec 2018  1:52 PM  2607 Reads  2 Comments

In the previous blog post we have introduced the Docker-based EaaS Desktop application and we have briefly showed how to create a new disk image and install an operating system. Since an installation “from scratch” is not always possible or desired, EaaS supports importing existing disk images from various sources.

By Klaus Rechert, posted in Klaus Rechert's Blog

27th Nov 2017  8:45 PM  1882 Reads  No comments

Emulation-as-a-Service (EaaS) has successfully evolved from the bwFLA project since 2011 and is now in production use. However, setting up a new instance without help of the developers was challenging if not painful. Thankfully, a DGF/NEH grant enabled us to work on usability, documentation and novel workflows, to enable a wider audience to use emulation. […]

By Klaus Rechert, posted in Klaus Rechert's Blog

15th Sep 2017  1:54 PM  3249 Reads  10 Comments

On June 24th 9.30 AM EST Dragan Espenschied, Digital Conservator at Rhizome NY, released an editorial on rhizome.org featuring a restored home computer previously owned by Cory Arcangel. The article uses an embedded emulator powered by the bwFLA Emulation as a Service framework  and the University of Freiburg’s computing center. The embedded emulator allows readers […]

By Klaus Rechert, posted in Klaus Rechert's Blog

9th Jul 2014  4:23 PM  13822 Reads  No comments

With the bwFLA Emulation-as-a-Service you can enable users to view your (interactive) objects without actually giving the environment+object to the user. This is a nice feature, especially for dig. art and similar: you can provide access to an almost unlimited amount of people being able to view, use and interact with a piece of dig. […]

By Klaus Rechert, posted in Klaus Rechert's Blog

20th Dec 2013  9:29 AM  11620 Reads  No comments

It has been quite some time since the last update of the bwFLA demo instance. Sine then we have significantly improved usability and added a lot of new and hopefully useful features. With a first complete implementation of ingest and workflows it is time to release new version of the bwFLA framework. Preliminary notes:  Please […]

By Klaus Rechert, posted in Klaus Rechert's Blog

1st Aug 2013  8:37 PM  437053 Reads  No comments

Finally, a first semi-public demo instance is available to the OPF community. The current version features – an overview on basic emulation services; different emulator + OS platforms are available for testing. The next bwFLA release will feature a sophisticated user management, i.e. users can start with a base image, clone this image as a […]

By Klaus Rechert, posted in Klaus Rechert's Blog

18th Mar 2013  1:45 PM  13212 Reads  No comments

We are currently preparing for the OPF Hackathon from Nov. 13 to Nov. 15 in Freiburg i.B., Germany. To provide you all with a preview of what to expect in the practical sessions we have set up a demo-server hosting our emulation framework. Currently we support about 10 different hardware/operating systems combinations covering MacOS 7-10, […]

By Klaus Rechert, posted in Klaus Rechert's Blog

23rd Oct 2012  4:17 PM  10750 Reads  No comments