Results 31 to 40 of about 215,240 (288)

Mixed-Criticality Scheduling of Sporadic Task Systems [PDF]

open access: yes, 2011
We consider the scheduling of mixed-criticality task systems, that is, systems where each task to be scheduled has multiple levels of worst-case execution time estimates. We design a scheduling algorithm, EDF-VD, whose effectiveness we analyze using the processor speedup metric: we show that any 2-level task system that is schedulable on a unit-speed ...
Sanjoy K. Baruah   +5 more
openaire   +8 more sources

Extending resources for avoiding overloads of mixed-criticality tasks in cyber-physical systems

open access: yesIET Cyber-Physical Systems, 2019
With the increasing number of services and industries including nuclear, chemical, aerospace, and automotive sectors in cyber-physical systems (CPSs), systems are being severely overloaded.
Md. Al Maruf, Akramul Azim, Akramul Azim
doaj   +1 more source

Performance Optimization of Control Applications on Fog Computing Platforms Using Scheduling and Isolation

open access: yesIEEE Access, 2020
In this paper, we address mixed-criticality applications characterized by their safety criticality and time-dependent performance, which are virtualized on a Fog Computing Platform (FCP).
Mohammadreza Barzegaran   +2 more
doaj   +1 more source

Service Improvements in Real-Time Uniprocessor Scheduling With Single Errors

open access: yesIEEE Access, 2021
Mixed-criticality scheduling in modern deeply embedded mission and safety-critical systems needs to consider delivered service, that is, the runtime in low criticality mode.
Robert Schmidt, Alberto Garcia-Ortiz
doaj   +1 more source

A Rely-Guarantee Specification of Mixed-Criticality Scheduling

open access: yesCoRR, 2020
The application considered is mixed-criticality scheduling. The core formal approaches used are Rely-Guarantee conditions and the Timeband framework; these are applied to give a layered description of job scheduling which includes resilience to jobs overrunning their expected execution time.
Cliff B. Jones, Alan Burns 0001
openaire   +2 more sources

System-Level Scheduling of Mixed-Criticality Traffics in Avionics Networks

open access: yesIEEE Access, 2016
System-level mixed-criticality design aims at reducing production cost and enhancing resource efficiency. This paper studies the technology of integrating mixed-criticality avionics traffics for Avionics Full-Duplex Switched Ethernet (AFDX) network ...
Jianguo Yao   +4 more
doaj   +1 more source

Sharing Method of Online Teaching Resources of Spoken English Based on Deep Learning

open access: yesJournal of Electrical and Computer Engineering, 2022
In order to improve the sharing effect of online teaching resources of spoken English, this paper considers the sharing of resources among tasks in a mixed criticality system based on fixed task priority scheduling.
Wei Cai, Yan Peng
doaj   +1 more source

Bounding the Demand of Mixed-Criticality Industrial Wireless Sensor Networks

open access: yesIEEE Access, 2017
Wireless sensor networks (WSNs) have been widely used in industrial systems. Industrial systems demand a high degree of reliability and real-time requirements in communications.
Changqing Xia   +3 more
doaj   +1 more source

Experience Report: Towards Extending an OSEK-Compliant RTOS with Mixed Criticality Support [PDF]

open access: yese-Informatica Software Engineering Journal, 2018
Background: With an increase of the number of features in a vehicle, the computational requirements also increase, and vehicles may contain up to 100 Electronic Control Units (ECUs) to accommodate these requirements.
Tarun Gupta   +3 more
doaj   +1 more source

Performance-Based Scheduling in Distributed Mixed Criticality Systems

open access: yesIEEE Access
With a focus on computationally intensive, distributed, and parallel workloads, scheduling in mixed-criticality distributed systems presents significant challenges due to shared memory and resources, as well as the diverse demands of tasks.
Amjad Ali   +5 more
doaj   +1 more source

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