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A Deep Dive into Data Management in OpenACC

Open ACC version 2.0 is using enhanced data management capabilities in its quest to become the de facto standard for directive-based accelerators programming in C/C++ and Fortran.

Podcast: Chef Configuration Management Tool

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In this RCE Podcast, Brock Palin and Jeff Squyres appear on the Food Fight show to discuss the Chef configuration management tool.

Understanding I/O Patterns with strace

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“The last lesson I want to mention is that there is more than one way to do I/O. By switching from the “one-by-one” approach, which wrote the data once the data structure was full, to the “array” method, which created an array of data structures and filled them before writing out the data, I was able to improve my data I/O pattern.”

Scalable and Resilient MPI and GPUDirect RDMA

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In this video from the Mellanox booth at SC13, DK Panda from Ohio State presents: High Performance Scalable and Fault Resilient MPI and GPUDirect RDMA. See more talks from the Mellanox Booth.

RCE Podcast Looks at Scalable Checkpoint/Restart (SCR)

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In this podcast, Brock Palen and Jeff Squyres speak with Kathryn Mohror and Adam Moody about Scalable Checkpoint/Restart (SCR).

New XSEDE Tools to Aid Campus Cluster Administrators

This week XSEDE announced a new set of software resources designed to ease tasks for campus system administrators.

Accelrys Acquires Qumas

Accelrys, the laboratory software provider, has acquired Ireland-based Qumas for approximately $50 million.

Why OpenACC 2.0 is a Step Forward

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Over at the Cray Blog, James Beyer writes that the 2.0 Version of OpenACC has some important new features for parallel programmers.

With 5 Petaflop Installations in Europe, Allinea DDT Speeds Cray Systems

Today Allinea Software announced that five of Europe’s newest multi-petaflop Cray XC30 supercomputers are using the Allinea DDT parallel debugging tool.

Rogue Wave’s New MemoryScape Debugger for the Xeon Phi

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In this video from SC13, James Reinders from Intel and Chris Gottbrath from Rogue Wave Software discuss the new MemoryScape Memory debugger for the Xeon Phi coprocessor. MemoryScape is currently available in it’s Beta version and should ship early next year.