Practical Technology

for practical people.

July 23, 2013
by sjvn01
Comments Off on Build your own supercomputer: First $99 Parallella boards ship

Build your own supercomputer: First $99 Parallella boards ship

Linux is the top supercomputer operating system. But while you can build your own Linux supercomputer using commercial off-the-shelf (COTS) products, even with just Raspberry Pi boards,  these don’t natively support massively parallel computing — the cornerstone of modern supercomputing. … Continue reading

July 12, 2013
by sjvn01
Comments Off on PaRSEC: Designing software for the exascale supercomputer generation

PaRSEC: Designing software for the exascale supercomputer generation

Anyone who programs for high-performance computing (HPC) knows that what works for standard computing doesn’t work for supercomputers. Now, with exascale supercomputers, which will be able to do a quintillion (1018 or 1,000 quadrillion)  floating point operations per second, in … Continue reading

July 10, 2013
by sjvn01
Comments Off on TOP500 leaders announce new supercomputer benchmark

TOP500 leaders announce new supercomputer benchmark

In the beginning of supercomputer performance measurement there was Linpack. This benchmark, the gold standard for measuring high-performance computing, has been the basis for the TOP500 supercomputer ranking list  since 1993. Now, Jack Dongarra, distinguished professor of computer science at … Continue reading