Tags: high performance computing

Reckoning the Spectre and Meltdown Performance Hit for HPC

While no one has yet created an exploit to take advantage of the Spectre and Meltdown speculative execution vulnerabilities that were exposed by Google six months ago and that were revealed in early January, it is only a matter of time. The patching frenzy has not settled down yet, and a big...
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How Did Linux Come to Dominate Supercomputing?

After years of pushing toward total domination, Linux finally did it. It is running on all 500 of the TOP500 supercomputers in the world, and who knows how many more after that. That’s even more impressive than Intel’s domination of the list, with 92 percent of the processors in the top 500. So,...
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Linux
Linux has risen high above the rest when it comes to powering supercomupters in 2017.

This Week in Open Source: Linux Demonstrates Superpowers With Supercomputer Domination & More

This week in open source/Linux news, Linux not powers the vast majority of the world's supercomputers, Hyperledger is set apart from hype, and more.  1) All 500 of the fastest computers on the planet are running Linux. Linux Totally Dominates Supercomputers- ZDNet 2) Executive Director of...
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Understanding Your HPC Application Needs

Many HPC applications began as single processor (single core) programs. If these applications take too long on a single core or need more memory than is available, they need to be modified so they can run on scalable systems. Fortunately, many of the important (and most used) HPC applications are...
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