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ALCF Optimizes I/O with Innovative ‘Cache’

Aug 19, 2014 |

The Argonne Leadership Computing Facility (ALCF), a DOE Office of Science user facility, is on-track to hosting the fastest GPFS file system in the world. The innovative storage upgrade project is mainly concerned with reducing the amount of time users have to spend managing the massive amounts of data generated by the organization’s supercomputers. Ask Read more…

Managing Memory at Multicore

Sep 18, 2013 |

With the advance of multicore and manycore processors, managing caches becomes more difficult. Researchers at MIT suggest that it might make sense to let software, rather than hardware, manage these high-speed on-chip memory banks.

Designing HPC Systems: OPS Versus FLOPS

Oct 17, 2012 |

<img style=”float: left;” src=”http://media2.hpcwire.com/hpcwire/Wallach_Intel_Core_i7_layout_small.bmp” alt=”” width=”100″ height=”62″ />As more “big data” applications make their way into HPC and commercial datacenters, system architects are reconsidering the fundamental designs of our computing machinery. In the first of a series of articles on HPC design, Convey chief scientist Steve Wallach talks about some of the defining architectural issues that span the new application landscape.

HPC Hopscotch

Jun 17, 2009 |

Data locality is the key to efficient code.