Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 38 for “"DVFS"”.
-
An Experimental Evaluation of Real-Time DVFS Scheduling Algorithms
Dynamic voltage and frequency scaling (DVFS) is an extensively studied energy manage ment technique, which aims to reduce the energy consumption of computing platforms by dynamically scaling the CPU frequency. Real-Time DVFS (RT-DVFS) is a branch of DVFS, which reduces CPU energy consumption …
-
Prediction Models for Multi-dimensional Power-Performance Optimization on Many Cores
… systems. Dynamic voltage and frequency scaling (DVFS) and dynamic concurrency throttling (DCT) are two software tools (or knobs) for reducing the dynamic power consumption of HPC systems. To date, few works have considered the synergistic integration of DVFS and DCT in performance-constrained …
-
Modeling and Runtime Systems for Coordinated Power-Performance Management
… CPU dynamic voltage and frequency scaling (DVFS), dynamic memory throttling (DMT), and dynamic concurrency throttling (DCT). We first conduct an empirical analysis of the performance and energy trade-offs of different architectures under the throttling techniques. We show the impact on …
-
Tempest: A Framework for High Performance Thermal-Aware Distributed Computing
… Dynamic Voltage and Frequency Scaling (DVFS) reduces the power consumption of high-performance clusters by reducing processor voltage during periods of low utilization. We designed Tempest to measure the runtime effects of processor frequency on thermals. Our experiments indicate HPC …
-
ADAPTIVE POWER MANAGEMENT FOR COMPUTERS AND MOBILE DEVICES
… (DPM), dynamic voltage and frequency scaling (DVFS), and dynamic task migration for workload consolidation are system level power reduction techniques widely used during runtime. In the first part of the dissertation, we concentrate on the dynamic power management of the personal computer and …
-
Fine-grained Adaptivity for Dynamic On-chip Networks
… for dynamic voltage and frequency scaling (DVFS). Efficient DVFS relies on accurate predictions of future network state. While previous approaches are reactive and based on network-centric metrics, we find that these metrics lead to suboptimal DVFS decisions. Instead, we propose to utilize …
-
Motion Estimation and Motion-Compensated Reconstruction for Four-Dimensional Cone Beam Computed Tomography (4D-CBCT)
… which is the deformation vector fields (DVFs) estimated from a 2D-3D registration. For CNN based methods, boundary DVFs are also used as the input for the U-net based architectures to predict the inner lung motion. All methods can improve accuracy of DVFs and further improve reconstructed …
-
Permeability Spectra of Electrodeposited CoFe Film for Inductor Applications
… such as dynamic voltage and frequency scaling (DVFS), enhance system efficiency by adjusting clock frequency and voltage based on computational load. Integrated voltage regulators, particularly fully integrated voltage regulators (FIVRs), are essential for DVFS implementation, leading to the …
-
Very High Frequency Integrated POL for CPUs
… core by dynamic voltage and frequency scaling (DVFS). However, traditional discrete voltage regulators (VRs) are not able to realize the full potential of DVFS since they are not able to modulate the supply voltage fast enough due to their relatively low switching frequency and the high …
-
Improving the Efficiency of Energy Harvesting Embedded System
… and Dynamic Voltage and Frequency Scaling (DVFS) of the embedded system on the energy efficiency of the EES bank in the charging phase. We propose a fast heuristic algorithm to minimize the energy overhead on the DC-DC converter while satisfying the timing constraints of the embedded …
-
Improving the Off-chip Bandwidth Utilization and Energy Efficiency in Chip Multiprocessor (CMP) Architectures
… tackles dynamic voltage and frequency scaling (DVFS) of the off-chip bus that handles the communication between the processor chip and the off-chip memory. Off-chip bus DVFS will dynamically vary the power parameters of the off-chip bus such that off-chip bus energy can be minimized while at the …
-
Multilayer Techniques to Address Parameter Variation
… with Dynamic Voltage and Frequency Scaling (DVFS) is suboptimal. This thesis presents a set of variation-aware algorithms for application scheduling and power management. One such power management algorithm, uses linear programming to find the best voltage and frequency levels for each of the …
-
Improving the Efficiency of Parallel Applications on Multithreaded and Multicore Systems
… to include support for runtime adaptation of DVFS, allowing for the synergistic exploitation of concurrency throttling and DVFS from within a single, autonomically-acting library, providing improved energy-efficiency compared to either approach in isolation.
-
Models and Techniques for Green High-Performance Computing
… managing its dynamic voltage and frequency (DVFS) state. Toward this end, we develop a novel phase predictor that uses approximate pattern matching to forecast future requirements and in turn, proactively manage power. Second, we study the problem of applying a power cap to a heterogeneous …
-
Power Analysis and Prediction for Heterogeneous Computation
… power consumption of an application at different DVFS levels (or more generally, different processor configurations) is paramount for the efficient functioning of such a management system. This thesis intends to apply the latest in the state-of-the-art in green computing research to optimize the …
-
Toward Predictable and Efficient Deep Neural Network Inference on Graphics Processing Units
… SAGE, a power-aware runtime that coordinates DVFS and TPC control via a central partitioner and per-tenant local schedulers. Across diverse CNN and Transformer models and workload mixes, the system improves total throughput, tightens P95 and P99 latency, and reduces energy compared to …
-
Dynamic Workload Division in GPU-CPU Heterogeneous Systems
… and its correspondence driver will adjust the DVFS to its best optimizing point. I implement a workload division algorithm using Tesla CUDA GPUs and AMD CPUs to balance the time difference caused by the workload. The real physical testbed results show the new workload division algorithm can …
-
Application of a Blockchain Enabled Model in Disaster Aids Supply Network Resilience
… (IoT) and Dynamic Voltage Frequency Scaling (DVFS) algorithm are explored employing a network-based simulation. The theoretical analysis reveals an advancement in disaster-aids supply network strategies using smart contracts for collaborations. The simulation study indicates an enhance in …
-
Energy-efficient wireline transceivers
… link with dynamic voltage and frequency scaling (DVFS) and rapid on/off (ROO) techniques to cut the link power wastage at system level. The receiver/transceiver architectures are highly digital and address the requirements of new receiver architecture development, wide operating range, and low …
-
K-hot pipelining
… to 47% over the lowest power point supported by DVFS.
Page 1 of 2