An empirical study of performance interference: Timing violation patterns and impacts

A Li, J Wang, S Baruah, B Sinopoli… - 2024 IEEE 30th Real …, 2024 - ieeexplore.ieee.org
Multi-core platforms are becoming increasingly prevalent in cyber-physical systems such as
automobiles and robots. However, contention for shared resources makes it chal-lenging to …

Data-age analysis for multi-rate task chains under timing uncertainty

P Gohari, M Nasri, J Voeten - … of the 30th international conference on …, 2022 - dl.acm.org
Safety and control functions of modern automotive systems are implemented as chains of
periodic data producer/consumer tasks run at different rates. To simplify the development of …

Optimizing logical execution time model for both determinism and low latency

S Wang, D Li, AH Sifat, SY Huang… - 2024 IEEE 30th Real …, 2024 - ieeexplore.ieee.org
The Logical Execution Time (LET) programming model has recently received considerable
attention, particularly because of its timing and dataflow determinism. In LET, task …

Characterizing the effect of deadline misses on time-triggered task chains

P Pazzaglia, M Maggio - IEEE Transactions on Computer-Aided …, 2022 - ieeexplore.ieee.org
Modern embedded software includes complex functionalities and routines, often
implemented by splitting the code across different tasks. Such tasks communicate their …

Deadline miss early detection method for mixed timer-driven and event-driven DAG tasks

A Yano, T Azumi - IEEE Access, 2023 - ieeexplore.ieee.org
Self-driving systems have a hard real-time nature, and the control commands of the vehicle
must be output before the end-to-end deadline using sufficiently new data. It must also have …

End-To-End Latency of Cause-Effect Chains: A Tutorial

M Günzel, H Teper, G Brüggen, JJ Chen - ACM Transactions on …, 2024 - dl.acm.org
In many applications of cyber-physical systems, a sequence of tasks is necessary to perform
a certain functionality. For example, from a sensor to an actuator, the first task reads the …

Optimizing end-to-end latency of sporadic cause-effect chains using priority inheritance

Y Tang, X Jiang, N Guan, S Liu… - 2023 IEEE Real-Time …, 2023 - ieeexplore.ieee.org
Analysis and optimization of end-to-end latency in cause-effect chains is an important
problem in real-time systems. Under task-level fixed-priority scheduling, the end-to-end …

Optimizing per-core priorities to minimize end-to-end latencies

F Paladino, A Biondi, E Bini, P Pazzaglia - LEIBNIZ INTERNATIONAL …, 2024 - iris.unito.it
Logical Execution Time (LET) allows decoupling the schedule of real-time periodic tasks
from their communication, with the advantage of isolating the communication pattern from …

Real-time scheduling of autonomous driving system with guaranteed timing correctness

J Sun, K Duan, X Li, N Guan, Z Guo… - 2023 IEEE 29th Real …, 2023 - ieeexplore.ieee.org
In the autonomous driving (AD) system, complex data dependencies exist between tasks
with different activation rates, making it very hard to analyze systems' real-time behaviors …

RD-Gen: Random DAG generator considering multi-rate applications for reproducible scheduling evaluation

A Yano, T Azumi - 2023 IEEE 26th International Symposium on …, 2023 - ieeexplore.ieee.org
Real-time systems have various requirements such as the deadline and resource
constraints. In addition, real-time systems are becoming larger and more complex, and …