Category Archives: TeraGrid

How To Use Cloud Computing To Do Astronomy

This is a talk I gave jointly with my colleague Ewa Deelman (ISI, USC) at Caltech on May 9. I have had a number of requests to post the slides, so I will do so here:  Cloud IPAC May 9 gbb … Continue reading

Posted in Astronomy, Cloud computing, cyberinfrastructure, earthquake science, exoplanets, High performance computing, image mosaics, information sharing, Parallelization, programming, software engineering, software sustainability, TeraGrid, time series data, Transiting exoplanets, XSEDE | Tagged , , , , , , , , , , , , , , | 1 Comment

Running Scientific Applications on Academic Clouds

Commercial clouds can prove expensive, especially for long term use of for massive data storage. This week I report on some experiments on processing Kepler data sets on academic clouds. We are trying to see whether these experimental clouds offer … Continue reading

Posted in Cloud computing, cyberinfrastructure, High performance computing, image mosaics, information sharing, Parallelization, programming, software maintenance, software sustainability, TeraGrid, Time domain astronomy, Transiting exoplanets | Tagged , , , , , , , , , , , , , , | Leave a comment

The Architecture of the Pegasus Workflow Manager

Last week, I wrote about how the Pegasus workflow manager has helped us understand computational problems relating to the data tsunami in astronomy.  This week I will write about the underlying architecture of Pegasus. You can find more details at … Continue reading

Posted in climate modeling, Cloud computing, cyberinfrastructure, Data Management, Grid Computing, High performance computing, information sharing, Parallelization, programming, software engineering, software maintenance, software sustainability, TeraGrid, XSEDE | Tagged , , , , , , , , , | Leave a comment

The Pegasus Workflow Manager and the Data Tsunami in Astronomy

I have written in previous posts about the performance of scientific applications on cloud and grid platforms, but I have not written much about the tools needed to support management and control of these jobs. Astronomers generally have neither the … Continue reading

Posted in Astronomy, astronomy surveys, Cloud computing, cyberinfrastructure, data archives, galaxy formation, Grid Computing, High performance computing, image mosaics, information sharing, Parallelization, programming, software engineering, software maintenance, software sustainability, TeraGrid, Time domain astronomy, time series data, Transiting exoplanets | Tagged , , , , , , , , , , , , , , , , , , | Leave a comment

Astronomical Data Analysis Software and Systems XXI

This annual, international software conference was held in Paris, France, from November 6 through 11, and was attended by roughly 300 people. This year’s topics were: GPUs in Astronomy and Beyond Cloud Computing and Virtualization Statistical Data Analysis and Knowledge … Continue reading

Posted in archives, astroinformatics, Astronomy, Cloud computing, cyberinfrastructure, data archives, Data Management, GPU's, Grid Computing, High performance computing, information sharing, Parallelization, programming, software engineering, softwarte sustainability, TeraGrid, Time domain astronomy | Tagged , , , , , , , , , , , , , | Leave a comment

Cloud Presentation at UK e-Science 2011

Well, back from vacation a little early! Today, I gave a talk at the UK e-Science 2011 Conference in York, England. The theme for this year’s meeting is Towards the Cloud: Infrastructures, Applications, Research.  I was asked if I would … Continue reading

Posted in astroinformatics, Astronomy, Cloud computing, cyberinfrastructure, Data Management, earthquake science, exoplanets, Grid Computing, High performance computing, image mosaics, information sharing, Kepler, Parallelization, programming, software engineering, software maintenance, software sustainability, TeraGrid, Time domain astronomy, time series data, Transiting exoplanets | Tagged , , , , , , , , , , , , , , | 1 Comment

GridCafe: Learn About Grid Computing

A number of people have asked if there is a good on-line resource where they can learn about Grid Computing. I can recommend GridCafe.org. It explains what grids are in straightforward language: “Imagine several million computers from all over the … Continue reading

Posted in cyberinfrastructure, Grid Computing, High performance computing, information sharing, programming, software engineering, TeraGrid, Uncategorized | Tagged , , , , , , , , , | Leave a comment