Performance improvements on SNS and HFIR instrument data reduction workflows using Mantid

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

3 Scopus citations

Abstract

Performance of data reduction workflows at the High Flux Isotope Reactor (HFIR) and the Spallation Neutron Source (SNS) at Oak Ridge National Laboratory (ORNL) is mainly determined by the time spent loading raw measurement events stored in large and sparse datasets. This paper describes: (1) our long-term view to leverage SNS and HFIR data management needs with our experience at ORNL’s worldclass high performance computing (HPC) facilities, and (2) our shortterm efforts to speed up current workflows using Mantid, a data analysis and reduction community framework used across several neutron scattering facilities. We show that minimally invasive short-term improvements in metadata management have a moderate impact in speeding up current production workflows.We propose a more disruptive domain-specific solution: The No Cost Input Output (NCIO) framework, we provide an overview, the risks and challenges in NCIO’s adoption by HFIR and SNS stakeholders.

Original languageEnglish
Title of host publicationDriving Scientific and Engineering Discoveries Through the Convergence of HPC, Big Data and AI - 17th Smoky Mountains Computational Sciences and Engineering Conference, SMC 2020, Revised Selected Papers
EditorsJeffrey Nichols, Arthur ‘Barney’ Maccabe, Suzanne Parete-Koon, Becky Verastegui, Oscar Hernandez, Theresa Ahearn
PublisherSpringer Science and Business Media Deutschland GmbH
Pages175-186
Number of pages12
ISBN (Print)9783030633929
DOIs
StatePublished - 2021
Event17th Smoky Mountains Computational Sciences and Engineering Conference, SMC 2020 - Virtual, Online
Duration: Aug 26 2020Aug 28 2020

Publication series

NameCommunications in Computer and Information Science
Volume1315 CCIS
ISSN (Print)1865-0929
ISSN (Electronic)1865-0937

Conference

Conference17th Smoky Mountains Computational Sciences and Engineering Conference, SMC 2020
CityVirtual, Online
Period08/26/2008/28/20

Funding

A portion of this research used resources at the SNS, a Department of Energy (DOE) Office of Science User Facility operated by ORNL. ORNL is managed by UT-Battelle LLC for DOE under Contract DE-AC05-00OR22725. Acknowledgements. A portion of this research used resources at the SNS, a Department of Energy (DOE) Office of Science User Facility operated by ORNL. ORNL is managed by UT-Battelle LLC for DOE under Contract DE-AC05-00OR22725.

FundersFunder number
U.S. Department of EnergyDE-AC05-00OR22725
Office of Science
Oak Ridge National Laboratory
UT-Battelle

    Keywords

    • Data indexing
    • HFIR
    • Metadata
    • Neutron scattering
    • SNS

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