Performance visualization comprises techniques that aid developers and analysts in
improving the time and energy efficiency of their software. In this work, we discuss …

Torus networks are an attractive topology in supercomputing, balancing the tradeoff
between network diameter and hardware costs. The nodes in a torus network are connected …

Optimizing application performance in today's hardware architecture landscape is an
important, but increasingly complex task, often requiring detailed performance analyses. In …

Torus networks are widely used in supercomputing. However, due to their complex topology
and their large number of nodes, it is difficult for analysts to perceive the messages flow in …

We design and implement La VALSE—a scalable visualization tool to explore tens of
millions of records of reliability, availability, and serviceability (RAS) logs—for IBM Blue …

Current and future supercomputers have tens of thousands of compute nodes
interconnected with high-dimensional networks and complex network topologies for …

Abstract Graphics Processing Units (GPUs) have been widely used to accelerate artificial
intelligence, physics simulation, medical imaging, and information visualization applications …

Visualization design studies bring together visualization researchers and domain experts to
address yet unsolved data analysis challenges stemming from the needs of the domain …

Understanding the interactions between a parallel application and the interconnection
network over which it exchanges data is critical to optimizing performance in modern …

The performance of HPC simulation codes is often tied to their simulated domains; eg,
properties of the input decks, boundaries of the underlying meshes, and parallel …