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- | Schedule | + | ====== RT-Summit 2018 Schedule====== |
+ | |||
+ | This years RT-Summit is mostly in a workshop format. Short introductory talks to get the discussion rolling and deep diving into technical issues. | ||
+ | |||
+ | ^ Time ^ Topic ^ Session lead, presenter ^ | ||
+ | | 9:00 | Introduction | | | ||
+ | | 9:15 | Preempt-RT - State of the union | Thomas Gleixner | | ||
+ | | 10:00 | [[schedule#abstracts|Mind the gap - between real-time Linux and real-time theory]] | Daniel Bristot de Oliveira | | ||
+ | | 11:00 | Break | | | ||
+ | | 11:30 | Printk | John Ogness | | ||
+ | | 12:30 | Lunch | | | ||
+ | | 13:30 | Scheduler and related RT pitfalls | Peter Zijlstra | | ||
+ | | 15:00 | Break | | | ||
+ | | 15:30 | Softirq handling | Thomas Gleixner | | ||
+ | | 16:30 | Open discussion and wrap up | | | ||
+ | | 17:30 | Beerstorming | | | ||
+ | |||
+ | |||
+ | ==== Abstracts ==== | ||
+ | |||
+ | === Mind the gap - between real-time Linux and real-time theory === | ||
+ | |||
+ | It is common to see RT Linux being used on research projects. However, | ||
+ | the assumptions made in papers are very often unrealistic. In contrast, | ||
+ | researchers argue that the latency metric, although useful, is an | ||
+ | oversimplification of the problem. | ||
+ | |||
+ | It is a consensus that the academic research helps to improve Linux’s | ||
+ | state-of-art, and vice versa. So how can we reduce the gap between these | ||
+ | task forces? The real-time researchers start papers with a clear | ||
+ | definition of the task model. But we do not have a task model for Linux: | ||
+ | this is where the gap is. | ||
+ | |||
+ | This talk presents effort on establishing the task model for the PREEMPT | ||
+ | RT Linux. Starting with the description of the operations that influence | ||
+ | the timing behavior of tasks, passing by the definition of the | ||
+ | relationships of the operations. Finally, the outcomes for Linux, like | ||
+ | new metrics and a model validator for the kernel, are discussed. | ||
+ | |||
+ | == About the author == | ||
+ | |||
+ | Daniel Bristot de Oliveira is a Senior Software Engineer Red Hat. He is | ||
+ | also a last year Ph.D. candidate at the Scuola Superiore Sant'Anna (ITA) | ||
+ | and Universidade Federal de Santa Catarina (BRA). In all cases, working | ||
+ | with real-time related subjects. | ||