Scalable identification of load imbalance in parallel executions using call path profiles
NR Tallent, L Adhianto… - SC'10: Proceedings of …, 2010 - ieeexplore.ieee.org
Applications must scale well to make efficient use of today's class of petascale computers,
which contain hundreds of thousands of processor cores. Inefficiencies that do not even …
which contain hundreds of thousands of processor cores. Inefficiencies that do not even …
Visualizing network traffic to understand the performance of massively parallel simulations
The performance of massively parallel applications is often heavily impacted by the cost of
communication among compute nodes. However, determining how to best use the network …
communication among compute nodes. However, determining how to best use the network …
Fliptracker: Understanding natural error resilience in hpc applications
As high-performance computing systems scale in size and computational power, the danger
of silent errors, ie, errors that can bypass hardware detection mechanisms and impact …
of silent errors, ie, errors that can bypass hardware detection mechanisms and impact …
A framework for end-to-end simulation of high-performance computing systems
We present an end-to-end simulation framework that is capable of simulating High-
Performance Computing (HPC) systems with hundreds of thousands of interconnected …
Performance Computing (HPC) systems with hundreds of thousands of interconnected …
Optimal scheduling of in-situ analysis for large-scale scientific simulations
Today's leadership computing facilities have enabled the execution of transformative
simulations at unprecedented scales. However, analyzing the huge amount of output from …
simulations at unprecedented scales. However, analyzing the huge amount of output from …
BeeSwarm: enabling parallel scaling performance measurement in continuous integration for HPC applications
Testing is one of the most important steps in software development–it ensures the quality of
software. Continuous Integration (CI) is a widely used testing standard that can report …
software. Continuous Integration (CI) is a widely used testing standard that can report …
Scalable fine-grained call path tracing
Applications must scale well to make efficient use of even medium-scale parallel systems.
Because scaling problems are often difficult to diagnose, there is a critical need for scalable …
Because scaling problems are often difficult to diagnose, there is a critical need for scalable …
Evaluating similarity-based trace reduction techniques for scalable performance analysis
K Mohror, KL Karavanic - Proceedings of the conference on high …, 2009 - dl.acm.org
Event traces are required to correctly diagnose a number of performance problems that arise
on today's highly parallel systems. Unfortunately, the collection of event traces can produce …
on today's highly parallel systems. Unfortunately, the collection of event traces can produce …
Lessons learned at 208k: towards debugging millions of cores
Petascale systems will present several new challenges to performance and correctness
tools. Such machines may contain millions of cores, requiring that tools use scalable data …
tools. Such machines may contain millions of cores, requiring that tools use scalable data …
A visual analytics system for optimizing communications in massively parallel applications
T Fujiwara, P Malakar, K Reda… - … IEEE Conference on …, 2017 - ieeexplore.ieee.org
Current and future supercomputers have tens of thousands of compute nodes
interconnected with high-dimensional networks and complex network topologies for …
interconnected with high-dimensional networks and complex network topologies for …