Results 31 to 40 of about 54,272 (293)

pTNoC: Probabilistically time-analyzable tree-based NoC for mixed-criticality systems [PDF]

open access: yes, 2016
The use of networks-on-chip (NoC) in real-time safety-critical multicore systems challenges deriving tight worst-case execution time (WCET) estimates. This is due to the complexities in tightly upper-bounding the contention in the access to the NoC among
Abella Ferrer, Jaume   +5 more
core   +1 more source

Mixed Criticality Systems with Varying Context Switch Costs [PDF]

open access: yes2018 IEEE Real-Time and Embedded Technology and Applications Symposium (RTAS), 2018
In mixed criticality systems, it is vital to ensure that there is sufficient separation between tasks of LO- and HI-criticality applications, so that the behavior or mis-behavior of the former cannot affect the functional or timing correctness of the latter.
Davis, R.I., Altmeyer, S., Burns, A.
openaire   +4 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

Implementing Mixed-criticality Systems Upon a Preemptive Varying-speed Processor [PDF]

open access: yesLeibniz Transactions on Embedded Systems, 2014
A mixed criticality (MC) workload consists of components of varying degrees of importance (or "criticalities"); the more critical components typically need to have their correctness validated to greater levels of assurance than the less critical ones ...
Guo, Zhishan, Baruah, Sanjoy K.
doaj   +1 more source

How realistic is the mixed-criticality real-time system model? [PDF]

open access: yes, 2015
23rd International Conference on Real-Time Networks and Systems (RTNS 2015). 4 to 6, Nov, 2015, Main Track. Lille, France. Best Paper Award NomineeWith the rapid evolution of commercial hardware platforms, in most application domains, the industry has ...
A.   +8 more
core   +1 more source

A Survey of Research into Mixed Criticality Systems [PDF]

open access: yes, 2017
This survey covers research into mixed criticality systems that has been published since Vestal’s seminal paper in 2007, up until the end of 2016. The survey is organised along the lines of the major research areas within this topic. These include single
Burns, Alan, Davis, Robert Ian
core   +1 more source

A semi-partitioned model for mixed criticality systems [PDF]

open access: yesJournal of Systems and Software, 2019
Many Mixed Criticality algorithms have been developed with an assumption that lower criticality-level tasks may be abandoned in order to guarantee the schedulability of higher-criticality tasks when the criticality level of the system changes. But it is valuable to explore means by which all of the tasks remain schedulable through these criticality ...
H. Xu, A. Burns
openaire   +2 more sources

FlexPRET: A processor platform for mixed-criticality systems [PDF]

open access: yes2014 IEEE 19th Real-Time and Embedded Technology and Applications Symposium (RTAS), 2014
Mixed-criticality systems, in which multiple tasks of varying criticality execute on a single hardware platform, are an emerging research area in real-time embedded systems. High-criticality tasks require spatial and temporal isolation guarantees for independent verification, and the task set should efficiently utilize hardware resources.
Zimmer, Michael   +3 more
openaire   +2 more sources

On real-time partitioned multicore systems [PDF]

open access: yes, 2013
Partitioning is a common approach to developing mixed-criticality systems, where partitions are isolated from each other both in the temporal and the spatial domain in order to prevent low-criticality subsystems from compromising other subsystems with ...
Puente Alfaro, Juan Antonio de la   +1 more
core   +2 more sources

Learning-Oriented QoS- and Drop-Aware Task Scheduling for Mixed-Criticality Systems

open access: yesComputers, 2022
In Mixed-Criticality (MC) systems, multiple functions with different levels of criticality are integrated into a common platform in order to meet the intended space, cost, and timing requirements in all criticality levels.
Behnaz Ranjbar   +4 more
doaj   +1 more source

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