A survey of fault-tolerance techniques for embedded systems from the perspective of power, energy, and thermal issues

S Safari, M Ansari, H Khdr, P Gohari-Nazari… - IEEE …, 2022 - ieeexplore.ieee.org
The relentless technology scaling has provided a significant increase in processor
performance, but on the other hand, it has led to adverse impacts on system reliability. In …

On the scheduling of energy-aware fault-tolerant mixed-criticality multicore systems with service guarantee exploration

S Safari, M Ansari, G Ershadi… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Advancement of Cyber-Physical Systems has attracted attention to Mixed-Criticality Systems
(MCSs), both in research and in industrial designs. As multicore platforms are becoming the …

Peak power management to meet thermal design power in fault-tolerant embedded systems

M Ansari, S Safari, A Yeganeh-Khaksar… - … on Parallel and …, 2018 - ieeexplore.ieee.org
Multicore platforms provide a great opportunity for implementation of fault-tolerance
techniques to achieve high reliability in real-time embedded systems. Passive redundancy is …

LESS-MICS: A low energy standby-sparing scheme for mixed-criticality systems

S Safari, S Hessabi, G Ershadi - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Multicore platforms are becoming the dominant trend in mixed-criticality systems (MCSs).
Multicores provide great opportunities to realize task-level redundancy for reliability …

Simultaneous management of peak-power and reliability in heterogeneous multicore embedded systems

M Ansari, J Saber-Latibari… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Analysis of reliability, power, and performance at hardware and software levels due to
heterogeneity is a crucial requirement for heterogeneous multicore embedded systems …

Peak-power-aware primary-backup technique for efficient fault-tolerance in multicore embedded systems

M Ansari, M Salehi, S Safari, A Ejlali, M Shafique - IEEE Access, 2020 - ieeexplore.ieee.org
Multicore platforms offer great potential for task-level redundancy to achieve a degree of
fault-tolerance/reliability in embedded systems by exploiting the idle cores. However, due to …

ReMap: Reliability management of peak-power-aware real-time embedded systems through task replication

A Yeganeh-Khaksar, M Ansari… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Increasing power densities in future technology nodes is a crucial issue in multicore
platforms. As the number of cores increases in them, power budget constraints may prevent …

ATLAS: Aging-aware task replication for multicore safety-critical systems

M Ansari, S Safari, A Yeganeh-Khaksar… - 2023 IEEE 29th Real …, 2023 - ieeexplore.ieee.org
A major requirement of safety-critical systems is high reliability at low power consumption.
Dynamic voltage and frequency (v/f) scaling (DVFS) techniques are widely exploited to …

READY: Reliability-and deadline-aware power-budgeting for heterogeneous multicore systems

J Saber-Latibari, M Ansari… - … on Computer-Aided …, 2020 - ieeexplore.ieee.org
Tackling the dark silicon problem in a heterogeneous multicore system, the temperature
constraints across the system should be addressed carefully by assigning a proper set of …

Meeting thermal safe power in fault-tolerant heterogeneous embedded systems

M Ansari, M Pasandideh… - IEEE Embedded …, 2019 - ieeexplore.ieee.org
Due to the system-level power constraints, it is encountered that not all cores in a multicore
chip can be simultaneously powered-on at the highest voltage/frequency levels. Also, in the …