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The ability to understand how a scientific application is executed on a large HPC system is of great importance in allocating resources within the HPC data center. In this paper, we describe how we used system performance data to identify:…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-09-15 David Brayford , Christoph Bernau , Wolfram Hesse , Carla Guillen

Cloud platforms are increasingly being used to run HPC workloads. Major cloud providers offer a wide variety of virtual machine (VM) types, enabling users to find the optimal balance between performance and cost. However, this extensive…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-11-26 Marco A. S. Netto

As High-Performance Computing (HPC) systems strive towards the exascale goal, studies suggest that they will experience excessive failure rates. For this reason, detecting and classifying faults in HPC systems as they occur and initiating…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-07-12 Alessio Netti , Zeynep Kiziltan , Ozalp Babaoglu , Alina Sirbu , Andrea Bartolini , Andrea Borghesi

Failure rates in high performance computers rapidly increase due to the growth in system size and complexity. Hence, failures became the norm rather than the exception. Different approaches on high performance computing (HPC) systems have…

Distributed, Parallel, and Cluster Computing · Computer Science 2017-06-15 Siavash Ghiasvand , Florina M. Ciorba

Human-centered computing research has been increasingly applied to address important challenges in the health domain. Conducting research in cross-disciplinary teams can come with a lot of challenges in integrating knowledge across fields.…

Human-Computer Interaction · Computer Science 2022-09-02 Elena Agapie , Shefali Haldar , Sharmaine Galvez Poblete

Today's high-performance computing (HPC) systems are heavily instrumented, generating logs containing information about abnormal events, such as critical conditions, faults, errors and failures, system resource utilization, and about the…

Distributed, Parallel, and Cluster Computing · Computer Science 2017-08-24 Byung H. Park , Saurabh Hukerikar , Ryan Adamson , Christian Engelmann

Modern High Performance Computing (HPC) systems are complex machines, with major impacts on economy and society. Along with their computational capability, their energy consumption is also steadily raising, representing a critical issue…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-08-31 Francesco Antici , Andrea Borghesi , Zeynep Kiziltan

High-performance computing (HPC) is essential for tackling complex computational problems across various domains. As the scale and complexity of HPC applications continue to grow, the need for scalable systems and software architectures…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-08-21 Risshab Srinivas Ramesh

The delivery of key services in domains ranging from finance and manufacturing to healthcare and transportation is underpinned by a rapidly growing number of mission-critical enterprise applications. Ensuring the continuity of these complex…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-09-23 Premathas Somasekaram , Radu Calinescu , Rajkumar Buyya

For a company looking to provide delightful user experiences, it is of paramount importance to take care of any customer issues. This paper proposes COTA, a system to improve speed and reliability of customer support for end users through…

Machine Learning · Computer Science 2018-07-05 Piero Molino , Huaixiu Zheng , Yi-Chia Wang

Maintaining leadership in HPC requires the ability to support simulations at large scales and fidelity. In this study, we detail one of the most significant productivity challenges in achieving this goal, namely the increasing proclivity to…

Distributed, Parallel, and Cluster Computing · Computer Science 2017-05-23 Ganesh Gopalakrishnan , Paul D. Hovland , Costin Iancu , Sriram Krishnamoorthy , Ignacio Laguna , Richard A. Lethin , Koushik Sen , Stephen F. Siegel , Armando Solar-Lezama

Reliability is a serious concern for future extreme-scale high-performance computing (HPC) systems. While the HPC community has developed various resilience solutions, the solution space remains fragmented. There are no formal methods and…

Distributed, Parallel, and Cluster Computing · Computer Science 2017-11-01 Saurabh Hukerikar , Christian Engelmann

Let's HPC (www.letshpc.org) is an open-access online platform to supplement conventional classroom oriented High Performance Computing (HPC) and Parallel & Distributed Computing (PDC) education. The web based platform provides online…

Computers and Society · Computer Science 2017-01-24 Akshar Varma , Yashwant Keswani , Yashodhan Bhatnagar , Bhaskar Chaudhury

We discuss some specific software engineering challenges in the field of high-performance computing, and argue that the slow adoption of SE tools and techniques is at least in part caused by the fact that these do not address the HPC…

Software Engineering · Computer Science 2021-12-14 Jonas Thies , Melven Röhrig-Zöllner , Achim Basermann

High-performance computing systems (HPC) provide powerful capabilities for modeling, simulation, and data analytics for a broad class of computational problems. They enable extreme performance of the order of quadrillion floating-point…

Distributed, Parallel, and Cluster Computing · Computer Science 2017-11-01 Saurabh Hukerikar , Christian Engelmann

Driven by artificial intelligence, data science, and high-resolution simulations, I/O workloads and hardware on high-performance computing (HPC) systems have become increasingly complex. This complexity can lead to large I/O overheads and…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-01-03 Hammad Ather , Jean Luca Bez , Chen Wang , Hank Childs , Allen D. Malony , Suren Byna

Resource allocation in High Performance Computing (HPC) settings is still not easy for end-users due to the wide variety of application and environment configuration options. Users have difficulties to estimate the number of processors and…

Distributed, Parallel, and Cluster Computing · Computer Science 2016-11-10 Eduardo R. Rodrigues , Renato L. F. Cunha , Marco A. S. Netto , Michael Spriggs

Power efficiency is critical in high performance computing (HPC) systems. To achieve high power efficiency on application level, it is vital importance to efficiently distribute power used by application checkpoints. In this study, we…

Software Engineering · Computer Science 2021-09-07 Yuping Fan

Ticket assignment/dispatch is a crucial part of service delivery business with lot of scope for automation and optimization. In this paper, we present an end-to-end automated helpdesk email ticket assignment system, which is also offered as…

Artificial Intelligence · Computer Science 2018-08-10 Atri Mandal , Nikhil Malhotra , Shivali Agarwal , Anupama Ray , Giriprasad Sridhara

In this work, system monitoring and analysis are discussed in terms of their significance and benefits for operations and research in the field of high-performance computing (HPC). HPC systems deliver unique insights to computational…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-07-10 Florina M. Ciorba