16 Years of SPEC Power: An Analysis of x86 Energy Efficiency Trends
The SPEC Power benchmark offers valuable insights into the energy efficiency of server systems, allowing comparisons across various hardware and software configurations. Benchmark results are...
Memory Performance of AMD EPYC Rome and Intel Cascade Lake SP Server Processors
Modern processors, in particular within the server segment, integrate more cores with each generation. This increases their complexity in general, and that of the memory hierarchy in particular....
Energy Efficiency Aspects of the AMD Zen 2 Architecture
In High Performance Computing, systems are evaluated based on their computational throughput. However, performance in contemporary server processors is primarily limited by power and thermal...
Autonomy Loops for Monitoring, Operational Data Analytics, Feedback, and Response in HPC Operations
Many High Performance Computing (HPC) facilities have developed and deployed frameworks in support of continuous monitoring and operational data analytics (MODA) to help improve efficiency and...
Evaluating the Energy Measurements of the IBM POWER9 On-Chip Controller
Dependable power measurements are the backbone of energy-efficient computing systems. The IBM PowerNV platform offers such power measurements through an embedded PowerPC 405 processor: The On-Chip...
Energy Efficiency Features of the Intel Skylake-SP Processor and Their Impact on Performance
The overwhelming majority of High Performance Computing (HPC) systems and server infrastructure uses Intel x86 processors. This makes an architectural analysis of these processors relevant for a...
The Shift from Processor Power Consumption to Performance Variations: Fundamental Implications at Scale
The Intel Haswell-EP processor generation introduces several major advancements of power control and energy-efficiency features. For computationally intense applications using advanced vector...
Generic Library Interception for Improved Performance Measurement and Insight
As applications grow in capability, they also grow in complexity. This complexity in turn gets pushed into modules and libraries. In addition, hardware configurations become increasingly...