Tag Archives: Grid Computing

Scientific Workflows for Science and the Science of Scientific Workflows

In this era of compute intensive astronomy, tools for managing complex workflows are becoming a crucial part of our science infrastructure. This video offers a fine introduction to the Pegasus workflow manager by the team leader, Ewa Deelman (ISI, USC). … Continue reading

Posted in astroinformatics, Astronomy, Cloud computing, computer modeling, computer videos, Computing, computing videos, cyberinfrastructure, Grid Computing, High performance computing, informatics, information sharing, Parallelization, programming, Scientific computing, software engineering, software maintenance, software sustainability, Uncategorized, workflows | Tagged , , , | 1 Comment

Best Practices for HPC Software Developers

This is a series of seven videos describing best software engineering practices. I would recommend it to all  HPC software engineers. The series was the result of a collaboration between the IDEAS project, Argonne Leadership Computing Facility, NERSC, and Oak … Continue reading

Posted in astroinformatics, computer modeling, computer videos, Computing, computing videos, cyberinfrastructure, High performance computing, informatics, information sharing, Parallelization, programming, Scientific computing, software engineering, software maintenance, software sustainability | Tagged , , , | Leave a comment

The Pegasus Workflow Manager and the Discovery of Gravitational Waves

We have all heard so much about the wonderful discovery of Gravitational Waves – and with just cause! In today’s post, I want to give a shout-out to the Pegasus Workflow Manager, one of the crucial pieces of software used in … Continue reading

Posted in astroinformatics, Astronomy, Black Holes, Computing, cyberinfrastructure, Gravitational waves, High performance computing, informatics, LIGO, Operations, Parallelization, programming, Scientific computing, software engineering, software maintenance, workflows | Tagged , , , , , , , , , , , , , , | Leave a comment

Tools For Astronomical Big Data

This week, I attended the Tools for Astronomical Big Data Workshop, held in Tucson from March 9 -11 and sponsored by NOAO. Over 100 practitioners gathered to “survey the present state of the art in addressing the challenges of conducting … Continue reading

Posted in astroinformatics, Astronomy, astronomy surveys, Catalogs, Cloud computing, cyberinfrastructure, Data Management, Data mining, databases, DBMS, Grid Computing, High performance computing, image mosaics, informatics, information sharing, Montage, Observatories, Parallelization, programming, Scientific computing, SDSS, social networking, software engineering, software maintenance, software sustainability, Uncategorized, user communities, visualization, XSEDE | Tagged , , , , , , , , , , , , , , , , , , | Leave a comment

Introduction to the National Data Service Consortium

This week, I am attending the National Data Service (NDS) Consortium workshop, hosted by the National Center for Supercomputing Applications (NCSA) at the National Center for Atmospheric Research (NCAR) in Boulder, CO on June 12 and 13 2014.  The NDS … Continue reading

Posted in astroinformatics, Astronomy, Cloud computing, computer modeling, cyberinfrastructure, data archives, Data Management, Data mining, education, Grid Computing, High performance computing, informatics, information sharing, Internet, knowledge based discovery, On-line Journals, Open Access, publishing, Scientific computing, social media, social networking, software engineering, software maintenance, software sustainability, Web 2.0 | Tagged , , , , , , , , , , , , , , , | Leave a comment

The Theoretical Astrophysical Observatory: Cloud-Based Mock Galaxy Catalogues

Bernyk et al. (2014) (MNRAS 2014 on press; astro-ph preprint here) have described a much needed on-line service that I am sure many astronomers will welcome, the Theoretical Astrophysical Observatory (TAO), described as an “on-line an online virtual laboratory that houses … Continue reading

Posted in astroinformatics, Astronomy, astronomy surveys, computer modeling, Computing, cosmology, cyberinfrastructure, data archives, Data Management, galaxies, galaxy formation, Grid Computing, High performance computing, informatics, information sharing, Parallelization, programming, Scientific computing, software engineering, software maintenance, software sustainability, Virtual Observatory | Tagged , , , , , , , , , , , , , , | Leave a comment