OLCF’s Constellation DOI Offers a Permanent Home for OLCF Users’ Data Sets

Science

OLCF’s Constellation DOI Offers a Permanent Home for OLCF Users’ Data Sets

This story is the third in a series called “Data Matters,” a collection of features dedicated to exploring the relevance of data for scientific advancement and exploration at the Oak Ridge Leadership Computing Facility, across Oak Ridge National Laboratory, and beyond. As new science builds on previous research, continuous access…

Andrea SchneibelJuly 28, 2020

Science

New Data Analysis Software Tools Aim at Addressing the Convergence of HPC and AI

This story is the second in a series called “Data Matters,” a collection of features dedicated to exploring the relevance of data for scientific advancement and exploration at the Oak Ridge Leadership Computing Facility, across Oak Ridge National Laboratory, and beyond. Taking advantage of a computer’s full memory capacity and…

Andrea SchneibelApril 29, 2020

Technology

OLCF-Developed Tool Offers a Window into Center Operations

Optimizing compute jobs based on these separate and combined streams of information, however, can be challenging. Fortunately for staff and users at the OLCF, a new tool called the Grand Unified Information Directory for the OLCF (GUIDO) has been developed to enhance existing capabilities.

Miki NolinMarch 8, 2016

Technology

OLCF Delivers New Optimized Job Launching Tool

The OLCF developed Wraprun, an optimized job launching tool, to assist users of Titan that wish to run ensemble jobs.

Miki NolinJanuary 5, 2016

Technology

Finding New Ways to Optimize Old Codes

A team led by OLCF's Christos Kartsaklis has built a tool to help users to extract enough parallelism from their existing programs to take advantage of additional computational power.

Miki NolinJanuary 5, 2016

Technology

Computer Scientists Collect Computing Tools for Next-Generation Machines

With Titan’s arrival, fundamental changes to computer architectures will challenge researchers from every scientific discipline. Members of the OLCF’s Application Performance Tools (APT) group understand the challenge. Their goal is to make the transition as smooth as possible.

OLCF Staff WriterFebruary 6, 2012

People

Application Tools Critical as Programs Move Toward Exascale Computing

In this interview Rich Graham, group lead for the OLCF's Application Performance Tools Group, discusses the challenges presented by new hybrid computer architectures such as Titan’s.

OLCF Staff WriterDecember 6, 2011

Technology

‘Colony’ Software Speeds up High-Performance Computing Processes

Supercomputing efficiency shows nearly three-fold increase with new scheduling technique

OLCF Staff WriterNovember 10, 2011

Tools