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Nexenta 3.0 Benchmarked Against PC-BSD, OpenSolaris, Ubuntu

With the release of Nexenta Core Platform 3.0 a few weeks back we decided to run some benchmarks of this operating system against PC-BSD 8.1, OpenSolaris b134, and Ubuntu 10.04.1 LTS. For those unfamiliar with Nexenta Core Platform, it is an operating system that combines the OpenSolaris kernel with a...

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Video: Sneak Peak at Intel Sandy Bridge

There’s a lot of news in store this week from the Intel Developer Forum. In this video, Intel’s Steve Smith gives a first look at the company’s next-generation, 32 nanometer processor expected in 2011.

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ARM Aims Disruptive Technology at HPC Market

ARM has long been rumored to have designs on the HPC market, and last week they made their intentions clear by disclosing details of their 2.5 GHz Cortex A15 processor, codnamed “Eagle.” An EE Times article described the A15 as a 2.5 GHz superscalar processor with eight-way multicore capabilities and multiprocessing support: From here on up, the Eagle is clearly aimed...

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AMD Demos Fusion APUs in Berlin

In the HPC world, we tend to pay attention to the hottest server chips as they hit the market. But as I’m learning from the Exascale Report, much lower chip power requirements are needed for the industry to reach the next computing milestone of sustained Exaflops. This week AMD’s John...

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EXT4 and Btrfs Regressions In Linux 2.6.36

Recently when benchmarking the Btrfs and EXT4 file-systems we were left surprised that the performance of the next-generation Btrfs file-system had regressed against EXT4 to the point where the evolutionary file-system is measurably faster in a greater number of disk benchmarks. In fact, even with solid-state drives and Btrfs offering...

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