Dates and Events: |
OSADL Articles:
2023-11-12 12:00
Open Source License Obligations Checklists even better nowImport the checklists to other tools, create context diffs and merged lists
2022-07-11 12:00
Call for participation in phase #4 of Open Source OPC UA open62541 support projectLetter of Intent fulfills wish list from recent survey
2022-01-13 12:00
Phase #3 of OSADL project on OPC UA PubSub over TSN successfully completedAnother 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 launchedLetter of Intent with call for participation is now available |
Real Time Linux Workshops
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Eighth Real-Time Linux Workshop on October 12 to 15, 2006, in Lanzhou, Gansu, P.R.China
Ten Years of Research on L4-Based Real-Time Systems
Hermann Härtig and Michael RoitzschDepartment of Computer Science
Technische Universität Dresden
01062 Dresden, Germany
haertigªos.inf.tu-dresden.de
mroiªos.inf.tu-dresden.de
Microkernels are an intriguing technology for operating systems research in general and for real-time systems in particular. To gain experience and to explore new ground, the OS research group at Technische Universit\"at Dresden has been developing L4/Fiasco, a real-time implementation of the L4 microkernel specification. Using this kernel, we built an architecture that supports legacy software and provides real-time guarantees. In this paper, we will describe and discuss the design decisions that led us to this architecture. Based on this system, we set out to explore interesting real-time research areas such as networking, disk scheduling and real-time graphics. The results have been published separately, but we will use this article to give a concise overview and present the rationale of our platform strategy as a whole.